{"id":3204,"date":"2026-05-12T06:32:14","date_gmt":"2026-05-12T06:32:14","guid":{"rendered":"https:\/\/sprocket-chain.net\/?post_type=product&#038;p=3204"},"modified":"2026-05-12T06:32:14","modified_gmt":"2026-05-12T06:32:14","slug":"roller-chain-sprockets","status":"publish","type":"product","link":"https:\/\/sprocket-chain.net\/cs\/produkt\/roller-chain-sprockets\/","title":{"rendered":"Ozuben\u00e1 kola pro v\u00e1le\u010dkov\u00e9 \u0159et\u011bzy | A-deska a B-n\u00e1boj \u2013 18 a\u017e 72 zub\u016f, ocel SAE 1045"},"content":{"rendered":"<h2 style=\"color: #c45c00; border-left: 4px solid #c45c00; padding-left: 12px; margin-top: 0; font-size: 1.25em;\">\u0158et\u011bzov\u00e1 kola #25 \u2013 Lehk\u00e1 \u0159ada ANSI, deska A a n\u00e1boj B<\/h2>\n<p style=\"font-size: 15px;\">V\u00e1le\u010dkov\u00fd \u0159et\u011bz #25 je nejmen\u0161\u00ed standardn\u00ed velikost \u0159et\u011bzu ANSI s rozte\u010d\u00ed 6,35 mm (1\/4 palce) a mez\u00ed pevnosti v tahu p\u0159ibli\u017en\u011b 354 kgf (780 lbf). Odpov\u00eddaj\u00edc\u00ed ozuben\u00e1 kola #25 jsou navr\u017eena pro pohony, kde je p\u0159en\u00e1\u0161en\u00fd v\u00fdkon n\u00edzk\u00fd, ale z\u00e1le\u017e\u00ed na p\u0159esnosti a plynul\u00e9m z\u00e1b\u011bru \u2013 nap\u0159\u00edklad pohony p\u0159\u00edstrojov\u00fdch panel\u016f, mechanismy prodejn\u00edch automat\u016f, za\u0159\u00edzen\u00ed pro po\u010d\u00edt\u00e1n\u00ed semen a lehk\u00e9 balic\u00ed stroje. Rozte\u010d 6,35 mm znamen\u00e1, \u017ee lze dos\u00e1hnout vysok\u00e9ho po\u010dtu zub\u016f p\u0159i velmi kompaktn\u00edm vn\u011bj\u0161\u00edm pr\u016fm\u011bru, a proto se pohony #25 \u010dasto nach\u00e1zej\u00ed v \u0159\u00eddic\u00edch mechanismech s omezen\u00fdm prostorem.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-3203\" src=\"https:\/\/sprocket-chain.net\/wp-content\/uploads\/2026\/05\/Six-Standard-Hub-Configurations.webp\" alt=\"\u0160est standardn\u00edch konfigurac\u00ed hubu\" width=\"1536\" height=\"1024\" title=\"\" srcset=\"https:\/\/sprocket-chain.net\/wp-content\/uploads\/2026\/05\/Six-Standard-Hub-Configurations.webp 1536w, https:\/\/sprocket-chain.net\/wp-content\/uploads\/2026\/05\/Six-Standard-Hub-Configurations-1280x853.webp 1280w, https:\/\/sprocket-chain.net\/wp-content\/uploads\/2026\/05\/Six-Standard-Hub-Configurations-980x653.webp 980w, https:\/\/sprocket-chain.net\/wp-content\/uploads\/2026\/05\/Six-Standard-Hub-Configurations-480x320.webp 480w\" sizes=\"auto, (min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) and (max-width: 980px) 980px, (min-width: 981px) and (max-width: 1280px) 1280px, (min-width: 1281px) 1536px, 100vw\" \/><\/p>\n<p style=\"font-size: 15px;\">Spole\u010dnost Korea Ever-Power vyr\u00e1b\u00ed ozuben\u00e1 kola #25 ve dvou konfigurac\u00edch n\u00e1boj\u016f. Ozuben\u00e1 kola s deskou A (\u0159ada 25A, 18\u201372 zub\u016f) jsou ploch\u00e9 disky bez n\u00e1boje \u2013 minim\u00e1ln\u00ed axi\u00e1ln\u00ed tlou\u0161\u0165ka, vhodn\u00e1 pro zapu\u0161t\u011bnou mont\u00e1\u017e nebo p\u0159iva\u0159en\u00ed. Ozuben\u00e1 kola s n\u00e1bojem B (\u0159ada 25B, 10\u201372 zub\u016f) jsou vybavena jednostrann\u00fdm n\u00e1bojem, kter\u00fd prodlu\u017euje d\u00e9lku z\u00e1b\u011bru h\u0159\u00eddele a umo\u017e\u0148uje pou\u017eit\u00ed dr\u00e1\u017eky pro pero a stav\u011bc\u00edch \u0161roub\u016f pro spolehliv\u00fd p\u0159enos kroutic\u00edho momentu. Oba typy jsou standardn\u011b vyrobeny z oceli SAE 1045 s povrchovou \u00fapravou \u010dern\u011bn\u00edm.<\/p>\n<ul style=\"list-style: none; padding: 0; margin: 16px 0 0; background: #fff9f5; border-radius: 6px;\">\n<li style=\"padding: 9px 14px; border-bottom: 1px solid #f0d5c0; display: flex; gap: 10px; align-items: center; font-size: 15px;\"><span style=\"color: #c45c00; flex-shrink: 0;\">\u2699<\/span>\u0158et\u011bz: ANSI #25 \u2014 rozte\u010d 1\/4\u2033 (6,35 mm), pr\u016fm\u011br v\u00e1le\u010dku 0,130\u2033, vnit\u0159n\u00ed \u0161\u00ed\u0159ka 0,125\u2033<\/li>\n<li style=\"padding: 9px 14px; border-bottom: 1px solid #f0d5c0; display: flex; gap: 10px; align-items: center; font-size: 15px;\"><span style=\"color: #c45c00; flex-shrink: 0;\">\u2699<\/span>Rozsah A-desti\u010dek: 18\u201372 zub\u016f, vn\u011bj\u0161\u00ed pr\u016fm\u011br 1,568\u2033\u20135,876\u2033, hmotnost 0,04\u20130,74 lb<\/li>\n<li style=\"padding: 9px 14px; border-bottom: 1px solid #f0d5c0; display: flex; gap: 10px; align-items: center; font-size: 15px;\"><span style=\"color: #c45c00; flex-shrink: 0;\">\u2699<\/span>Rozsah n\u00e1boj\u016f B: 10\u201372 zub\u016f, vn\u011bj\u0161\u00ed pr\u016fm\u011br 0,919\u2033\u20135,876\u2033, hmotnost 0,03\u20131,30 lb<\/li>\n<li style=\"padding: 9px 14px; display: flex; gap: 10px; align-items: center; font-size: 15px;\"><span style=\"color: #c45c00; flex-shrink: 0;\">\u2699<\/span>Materi\u00e1l: ocel SAE 1045, povrchov\u00e1 \u00faprava \u010dern\u00fdm oxidem, spl\u0148uje normu ANSI B29.1<\/li>\n<\/ul>\n<p><!-- MODULE B: SPEC TABLE \u2014 A-PLATE --><\/p>\n<h2 style=\"color: #c45c00; border-left: 4px solid #c45c00; padding-left: 12px; margin-top: 36px; font-size: 1.25em;\">Specifikace \u0159et\u011bzov\u00e9ho kola #25 A-Plate<\/h2>\n<p style=\"font-size: 15px;\">\u0158et\u011bzov\u00e1 kola s deskou A (#25A) nemaj\u00ed \u017e\u00e1dn\u00fd v\u00fdstupek n\u00e1boje \u2013 otvor proch\u00e1z\u00ed p\u0159\u00edmo skrz t\u011bleso s plochou deskou. Uveden\u00fd standardn\u00ed otvor je minim\u00e1ln\u00ed otvor; v\u011bt\u0161\u00ed otvory a\u017e do omezen\u00ed vn\u011bj\u0161\u00edho pr\u016fm\u011bru lze na vy\u017e\u00e1d\u00e1n\u00ed obrobit. N\u00ed\u017ee uveden\u00e9 hodnoty vn\u011bj\u0161\u00edho pr\u016fm\u011bru jsou nomin\u00e1ln\u00ed imperi\u00e1ln\u00ed m\u00edry dle ANSI B29.1.<\/p>\n<div style=\"overflow-x: auto; width: 100%; margin-bottom: 28px;\">\n<table style=\"width: 100%; border-collapse: collapse; min-width: 420px; font-size: 13px;\">\n<thead>\n<tr style=\"background: #c45c00; color: #fff; text-align: center;\">\n<th style=\"padding: 9px 8px; border: 1px solid #a84e00;\">Velikost ozuben\u00e9ho kola<\/th>\n<th style=\"padding: 9px 8px; border: 1px solid #a84e00;\">Zuby<\/th>\n<th style=\"padding: 9px 8px; border: 1px solid #a84e00;\">Typ<\/th>\n<th style=\"padding: 9px 8px; border: 1px solid #a84e00;\">Mimo pr\u016fm\u011br.<\/th>\n<th style=\"padding: 9px 8px; border: 1px solid #a84e00;\">Pa\u017ebov\u00fd otvor<\/th>\n<th style=\"padding: 9px 8px; border: 1px solid #a84e00;\">Hmotnost (libry)<\/th>\n<\/tr>\n<\/thead>\n<tbody style=\"text-align: center;\">\n<tr style=\"background: #fff4ec;\">\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">25A18<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">18<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">A<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">1,568 palce<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">1\/4\u2033<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">0.04<\/td>\n<\/tr>\n<tr style=\"background: #fff;\">\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">25A19<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">19<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">A<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">1,648 palce<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">1\/4\u2033<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">0.04<\/td>\n<\/tr>\n<tr style=\"background: #fff4ec;\">\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">25A20<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">20<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">A<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">1,729 palce<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">1\/4\u2033<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">0.04<\/td>\n<\/tr>\n<tr style=\"background: #fff;\">\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">25A21<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">21<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">A<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">1,809 palce<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">3\/8\u2033<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">0.04<\/td>\n<\/tr>\n<tr style=\"background: #fff4ec;\">\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">25A22<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">22<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">A<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">1,889 palce<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">3\/8\u2033<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">0.06<\/td>\n<\/tr>\n<tr style=\"background: #fff;\">\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">25A23<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">23<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">A<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">1,969 palce<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">3\/8\u2033<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">0.06<\/td>\n<\/tr>\n<tr style=\"background: #fff4ec;\">\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">25A24<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">24<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">A<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">2,049\u2033<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">3\/8\u2033<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">0.08<\/td>\n<\/tr>\n<tr style=\"background: #fff;\">\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">25A25<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">25<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">A<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">2,129\u2033<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">3\/8\u2033<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">0.08<\/td>\n<\/tr>\n<tr style=\"background: #fff4ec;\">\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">25A26<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">26<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">A<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">2,209\u2033<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">3\/8\u2033<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">0.09<\/td>\n<\/tr>\n<tr style=\"background: #fff;\">\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">25A28<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">28<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">A<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">2,369 palce<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">3\/8\u2033<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">0.11<\/td>\n<\/tr>\n<tr style=\"background: #fff4ec;\">\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">25A30<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">30<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">A<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">2,529 palce<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">3\/8\u2033<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">0.13<\/td>\n<\/tr>\n<tr style=\"background: #fff;\">\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">25A36<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">36<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">A<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">2,972 palce<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">3\/8\u2033<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">0.15<\/td>\n<\/tr>\n<tr style=\"background: #fff4ec;\">\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">25A42<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">42<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">A<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">3,454\u2033<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">1\/2\u2033<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">0.19<\/td>\n<\/tr>\n<tr style=\"background: #fff;\">\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">25A48<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">48<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">A<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">3,937\u2033<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">1\/2\u2033<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">0.24<\/td>\n<\/tr>\n<tr style=\"background: #fff4ec;\">\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">25A54<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">54<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">A<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">4,442\u2033<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">1\/2\u2033<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">0.38<\/td>\n<\/tr>\n<tr style=\"background: #fff;\">\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">25A60<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">60<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">A<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">4,920\u2033<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">1\/2\u2033<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">0.54<\/td>\n<\/tr>\n<tr style=\"background: #fff4ec;\">\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">25A72<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">72<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">A<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">5,876 palce<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">1\/2\u2033<\/td>\n<td style=\"padding: 7px 6px; border: 1px solid #f0d5c0;\">0.74<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p><!-- MODULE C: SPEC TABLE \u2014 B-HUB --><\/p>\n<h2 style=\"color: #c45c00; border-left: 4px solid #c45c00; padding-left: 12px; font-size: 1.25em;\">Specifikace ozuben\u00e9ho kola #25 B-Hub<\/h2>\n<p style=\"font-size: 15px;\">Ozuben\u00e1 kola s n\u00e1bojem B (#25B) maj\u00ed na jedn\u00e9 stran\u011b jeden v\u00fdstupek n\u00e1boje, co\u017e zaji\u0161\u0165uje del\u0161\u00ed d\u00e9lku z\u00e1b\u011bru otvoru pro uchycen\u00ed h\u0159\u00eddele dr\u00e1\u017ekou pro pero a stav\u011bc\u00edm \u0161roubem. Sloupec \u201eDoporu\u010den\u00fd max. otvor\u201c uv\u00e1d\u00ed nejv\u011bt\u0161\u00ed otvor, kter\u00fd lze obrobit p\u0159i zachov\u00e1n\u00ed dostate\u010dn\u00e9 tlou\u0161\u0165ky st\u011bny n\u00e1boje. \u201eD\u00e9lka skrz otvor\u201c je celkov\u00e1 axi\u00e1ln\u00ed hloubka z\u00e1b\u011bru n\u00e1boje \u2013 kritick\u00e1 hodnota p\u0159i dimenzov\u00e1n\u00ed d\u00e9lky pera nebo kontrole v\u016fle p\u0159esahu h\u0159\u00eddele.<\/p>\n<div style=\"overflow-x: auto; width: 100%; margin-bottom: 32px;\">\n<table style=\"width: 100%; border-collapse: collapse; min-width: 560px; font-size: 13px;\">\n<thead>\n<tr style=\"background: #c45c00; color: #fff; text-align: center;\">\n<th style=\"padding: 9px 7px; border: 1px solid #a84e00;\">Velikost<\/th>\n<th style=\"padding: 9px 7px; border: 1px solid #a84e00;\">Zuby<\/th>\n<th style=\"padding: 9px 7px; border: 1px solid #a84e00;\">Odhadovan\u00e1 vzd\u00e1lenost<\/th>\n<th style=\"padding: 9px 7px; border: 1px solid #a84e00;\">Pa\u017ebov\u00fd otvor<\/th>\n<th style=\"padding: 9px 7px; border: 1px solid #a84e00;\">Max Bore<\/th>\n<th style=\"padding: 9px 7px; border: 1px solid #a84e00;\">Pr\u016fm\u011br n\u00e1boje.<\/th>\n<th style=\"padding: 9px 7px; border: 1px solid #a84e00;\">D\u00e9lka skrz otvor<\/th>\n<th style=\"padding: 9px 7px; border: 1px solid #a84e00;\">Hmotnost (libry)<\/th>\n<\/tr>\n<\/thead>\n<tbody style=\"text-align: center;\">\n<tr style=\"background: #fff4ec;\">\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">25B10<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">10<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">0,919\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">1\/4\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">1\/4\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">1\/2\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">1\/2\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">0.03<\/td>\n<\/tr>\n<tr style=\"background: #fff;\">\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">25B11<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">11<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">1,002\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">1\/4\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">5\/16\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">9\/16\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">1\/2\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">0.04<\/td>\n<\/tr>\n<tr style=\"background: #fff4ec;\">\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">25B12<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">12<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">1,083\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">1\/4\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">3\/8\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">5\/8\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">1\/2\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">0.06<\/td>\n<\/tr>\n<tr style=\"background: #fff;\">\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">25B13<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">13<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">1,167 palce<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">1\/4\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">7\/16\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">23\/32\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">1\/2\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">0.07<\/td>\n<\/tr>\n<tr style=\"background: #fff4ec;\">\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">25B14<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">14<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">1,248\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">1\/4\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">1\/2\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">3\/4\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">1\/2\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">0.08<\/td>\n<\/tr>\n<tr style=\"background: #fff;\">\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">25B15<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">15<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">1,330\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">1\/4\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">5\/8\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">7\/8\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">5\/8\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">0.09<\/td>\n<\/tr>\n<tr style=\"background: #fff4ec;\">\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">25B16<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">16<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">1,410\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">1\/4\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">5\/8\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">7\/8\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">5\/8\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">0.10<\/td>\n<\/tr>\n<tr style=\"background: #fff;\">\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">25B17<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">17<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">1,492 palce<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">1\/4\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">5\/8\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">7\/8\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">5\/8\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">0.12<\/td>\n<\/tr>\n<tr style=\"background: #fff4ec;\">\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">25B18<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">18<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">1,568 palce<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">1\/4\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">3\/4\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">1\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">5\/8\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">0.13<\/td>\n<\/tr>\n<tr style=\"background: #fff;\">\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">25B20<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">20<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">1,729 palce<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">1\/4\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">3\/4\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">1\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">5\/8\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">0.14<\/td>\n<\/tr>\n<tr style=\"background: #fff4ec;\">\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">25B21<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">21<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">1,809 palce<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">3\/8\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">3\/4\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">1-1\/8\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">5\/8\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">0.15<\/td>\n<\/tr>\n<tr style=\"background: #fff;\">\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">25B24<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">24<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">2,049\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">3\/8\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">3\/4\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">1-1\/8\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">5\/8\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">0.18<\/td>\n<\/tr>\n<tr style=\"background: #fff4ec;\">\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">25B30<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">30<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">2,529 palce<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">3\/8\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">3\/4\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">1-1\/8\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">3\/4\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">0.27<\/td>\n<\/tr>\n<tr style=\"background: #fff;\">\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">25B36<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">36<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">2,972 palce<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">3\/8\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">3\/4\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">1-1\/8\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">3\/4\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">0.37<\/td>\n<\/tr>\n<tr style=\"background: #fff4ec;\">\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">25B42<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">42<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">3,454\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">1\/2\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">3\/4\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">1-1\/8\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">3\/4\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">0.49<\/td>\n<\/tr>\n<tr style=\"background: #fff;\">\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">25B48<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">48<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">3,937\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">1\/2\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">1-3\/8\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">2\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">3\/4\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">0.75<\/td>\n<\/tr>\n<tr style=\"background: #fff4ec;\">\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">25B54<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">54<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">4,442\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">1\/2\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">1-3\/8\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">2\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">3\/4\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">0.90<\/td>\n<\/tr>\n<tr style=\"background: #fff;\">\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">25B60<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">60<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">4,920\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">1\/2\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">1-3\/8\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">2\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">3\/4\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">1.10<\/td>\n<\/tr>\n<tr style=\"background: #fff4ec;\">\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">25B70<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">70<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">5,717\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">1\/2\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">1-3\/8\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">2\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">3\/4\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">1.25<\/td>\n<\/tr>\n<tr style=\"background: #fff;\">\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">25B72<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">72<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">5,876 palce<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">1\/2\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">1-3\/8\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">2\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">3\/4\u2033<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">1.30<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p><img decoding=\"async\" style=\"max-width: 100%; height: auto; display: block; border-radius: 6px; margin-bottom: 28px;\" title=\"Definice sou\u010d\u00e1stek v\u00e1le\u010dkov\u00e9ho \u0159et\u011bzu #25 s rozte\u010d\u00ed 6,35 mm\" src=\"https:\/\/sprocket-chain.net\/wp-content\/uploads\/2026\/05\/roller-chain-components-and-pitch-definition.webp\" alt=\"Definice sou\u010d\u00e1stek v\u00e1le\u010dkov\u00e9ho \u0159et\u011bzu #25 s rozte\u010d\u00ed 6,35 mm\" \/><\/p>\n<p><!-- MODULE: WHY SAE 1045 BEATS 1018 --><\/p>\n<h2 style=\"color: #c45c00; border-left: 4px solid #c45c00; padding-left: 12px; font-size: 1.25em;\">Ocel SAE 1045 vs. SAE 1018 \u2013 Pro\u010d z\u00e1le\u017e\u00ed na jakosti materi\u00e1lu<\/h2>\n<p style=\"font-size: 15px;\">Mnoho ozuben\u00fdch kol #25 na trhu je vyrobeno z n\u00edzkouhl\u00edkov\u00e9 oceli SAE 1018 \u2013 co\u017e je z\u00e1kladn\u00ed norma v oboru. Spole\u010dnost Korea Ever-Power specifikuje pro v\u0161echna ozuben\u00e1 kola st\u0159edn\u011buhl\u00edkovou ocel SAE 1045. Rozd\u00edl nen\u00ed jen marketingov\u00fd jazyk \u2013 m\u00e1 m\u011b\u0159iteln\u00e9 d\u016fsledky pro to, jak dlouho ozuben\u00e9 kolo vydr\u017e\u00ed v provozu.<\/p>\n<div style=\"overflow-x: auto; width: 100%; margin-bottom: 14px;\">\n<table style=\"width: 100%; border-collapse: collapse; min-width: 400px; font-size: 14px;\">\n<thead>\n<tr style=\"background: #c45c00; color: #fff; text-align: left;\">\n<th style=\"padding: 10px 12px; border: 1px solid #a84e00;\">Vlastnictv\u00ed<\/th>\n<th style=\"padding: 10px 12px; border: 1px solid #a84e00;\">SAE 1045 (Korea Ever-Power)<\/th>\n<th style=\"padding: 10px 12px; border: 1px solid #a84e00;\">SAE 1018 (Spole\u010dn\u00e1 z\u00e1kladn\u00ed norma)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr style=\"background: #fff4ec;\">\n<td style=\"padding: 9px 12px; border: 1px solid #f0d5c0;\">Obsah uhl\u00edku<\/td>\n<td style=\"padding: 9px 12px; border: 1px solid #f0d5c0;\">0,43\u20130,50%<\/td>\n<td style=\"padding: 9px 12px; border: 1px solid #f0d5c0;\">0,15\u20130,20%<\/td>\n<\/tr>\n<tr style=\"background: #fff;\">\n<td style=\"padding: 9px 12px; border: 1px solid #f0d5c0;\">Pevnost v tahu<\/td>\n<td style=\"padding: 9px 12px; border: 1px solid #f0d5c0;\"><strong style=\"color: #c45c00;\">570\u2013700 MPa<\/strong><\/td>\n<td style=\"padding: 9px 12px; border: 1px solid #f0d5c0;\">400\u2013490 MPa<\/td>\n<\/tr>\n<tr style=\"background: #fff4ec;\">\n<td style=\"padding: 9px 12px; border: 1px solid #f0d5c0;\">Tvrdost povrchu (normalizovan\u00e1)<\/td>\n<td style=\"padding: 9px 12px; border: 1px solid #f0d5c0;\">163\u2013207 HB<\/td>\n<td style=\"padding: 9px 12px; border: 1px solid #f0d5c0;\">126\u2013163 HB<\/td>\n<\/tr>\n<tr style=\"background: #fff;\">\n<td style=\"padding: 9px 12px; border: 1px solid #f0d5c0;\">Induk\u010dn\u00ed kalitelnost<\/td>\n<td style=\"padding: 9px 12px; border: 1px solid #f0d5c0;\"><strong style=\"color: #c45c00;\">Vynikaj\u00edc\u00ed \u2013 dosahuje povrchu s tvrdost\u00ed 50\u201358 HRC<\/strong><\/td>\n<td style=\"padding: 9px 12px; border: 1px solid #f0d5c0;\">\u0160patn\u00e1 \u2013 nedostatek uhl\u00edku pro hlubok\u00e9 kalen\u00ed<\/td>\n<\/tr>\n<tr style=\"background: #fff4ec;\">\n<td style=\"padding: 9px 12px; border: 1px solid #f0d5c0;\">Odolnost zub\u016f proti opot\u0159eben\u00ed<\/td>\n<td style=\"padding: 9px 12px; border: 1px solid #f0d5c0;\">V\u00fdrazn\u011b vy\u0161\u0161\u00ed \u2013 zejm\u00e9na na mal\u00fdch ozuben\u00fdch kolech<\/td>\n<td style=\"padding: 9px 12px; border: 1px solid #f0d5c0;\">Vhodn\u00e9 pouze pro aplikace s velmi n\u00edzk\u00fdmi ot\u00e1\u010dkami a n\u00edzk\u00fdm zat\u00ed\u017een\u00edm<\/td>\n<\/tr>\n<tr style=\"background: #fff;\">\n<td style=\"padding: 9px 12px; border: 1px solid #f0d5c0;\">Obrobitelnost<\/td>\n<td style=\"padding: 9px 12px; border: 1px solid #f0d5c0;\">Dobr\u00e9 \u2013 vhodn\u00e9 pro obr\u00e1b\u011bn\u00ed zak\u00e1zkov\u00fdch otvor\u016f<\/td>\n<td style=\"padding: 9px 12px; border: 1px solid #f0d5c0;\">Velmi dobr\u00e9 \u2013 snadn\u011bji se obr\u00e1b\u00ed, ale na \u00fakor pevnosti<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p style=\"font-size: 13px; color: #666; padding-left: 10px; border-left: 3px solid #f0d5c0; margin-bottom: 32px; line-height: 1.7;\">Konkr\u00e9tn\u011b u ozuben\u00fdch kol #25 je d\u016fle\u017eit\u00e1 vy\u0161\u0161\u00ed pevnost v tahu oceli SAE 1045, proto\u017ee mal\u00e1 rozte\u010d znamen\u00e1, \u017ee ka\u017ed\u00fd zub nese zat\u00ed\u017een\u00ed v kr\u00e1tk\u00e9m z\u00e1b\u011brov\u00e9m oblouku. Vy\u0161\u0161\u00ed tvrdost \u010deln\u00ed plochy zubu (dosa\u017een\u00e1 induk\u010dn\u00edm kalen\u00edm u ozuben\u00fdch kol s rozte\u010d\u00ed men\u0161\u00ed ne\u017e 30 zub\u016f) p\u0159\u00edmo prodlu\u017euje dobu, ne\u017e opot\u0159eben\u00ed \u010deln\u00ed plochy zubu vy\u017eaduje v\u00fdm\u011bnu ozuben\u00e9ho kola.<\/p>\n<p><!-- MODULE: CHARACTERISTIC OF #25 CHAIN DRIVES --><\/p>\n<h2 style=\"color: #c45c00; border-left: 4px solid #c45c00; padding-left: 12px; font-size: 1.25em;\">Charakteristiky \u0159et\u011bzov\u00fdch pohonn\u00fdch syst\u00e9m\u016f #25<\/h2>\n<p><img decoding=\"async\" style=\"max-width: 100%; height: auto; display: block; border-radius: 6px; margin-bottom: 16px;\" title=\"Animace z\u00e1b\u011bru \u0159et\u011bzov\u00e9ho kola s v\u00e1le\u010dkov\u00fdm \u0159et\u011bzem #25, pohon s malou rozte\u010d\u00ed\" src=\"https:\/\/sprocket-chain.net\/wp-content\/uploads\/2026\/05\/chain-and-sprocket-animation.gif\" alt=\"Animace z\u00e1b\u011bru \u0159et\u011bzov\u00e9ho kola s v\u00e1le\u010dkov\u00fdm \u0159et\u011bzem #25, pohon s malou rozte\u010d\u00ed\" \/><\/p>\n<p style=\"font-size: 15px;\">#25 je nejleh\u010d\u00ed a nejkompaktn\u011bj\u0161\u00ed velikost v\u00e1le\u010dkov\u00e9ho \u0159et\u011bzu dle ANSI, co\u017e s sebou nese specifick\u00e9 konstruk\u010dn\u00ed vlastnosti, kter\u00e9 by in\u017een\u00fd\u0159i pracuj\u00edc\u00ed s pohony #25 m\u011bli zn\u00e1t p\u0159ed specifikac\u00ed ozuben\u00fdch kol:<\/p>\n<div style=\"margin: 16px 0 28px; display: flex; flex-direction: column; gap: 12px;\">\n<div style=\"border-radius: 8px; overflow: hidden;\">\n<div style=\"background: #fce8d8; color: #c45c00; padding: 10px 14px; display: flex; align-items: center; gap: 10px; font-weight: bold; font-size: 0.95em;\"><span style=\"flex-shrink: 0;\">\ud83d\udcd0<\/span> Kompaktn\u00ed rozte\u010d = vy\u0161\u0161\u00ed po\u010det zub\u016f v mal\u00e9m pr\u016fm\u011bru<\/div>\n<div style=\"padding: 14px 14px; background: #fff9f5;\">\n<p style=\"margin: 0; font-size: 15px;\">\u0158et\u011bzov\u00e9 kolo #25 s 36 zuby m\u00e1 vn\u011bj\u0161\u00ed pr\u016fm\u011br pouh\u00fdch 75,5 mm (2,972 palce). Pro dosa\u017een\u00ed stejn\u00e9 rozte\u010dn\u00e9 kru\u017enice s \u0159et\u011bzem #80 (b\u011b\u017en\u00e1 st\u0159edn\u00ed velikost) byste pot\u0159ebovali \u0159et\u011bzov\u00e9 kolo s 9 zuby \u2013 co\u017e je pod doporu\u010den\u00fdm minimem. Tento pom\u011br kompaktn\u00edho po\u010dtu zub\u016f k po\u010dtu zub\u016f \u010din\u00ed z \u0159et\u011bzu #25 ide\u00e1ln\u00ed volbu pro pohony s vysok\u00fdm p\u0159evodov\u00fdm pom\u011brem v mal\u00fdch sk\u0159\u00edn\u00edch, kde lze s \u0159et\u011bzov\u00fdmi koly, kter\u00e1 se vejdou do standardn\u00edho panelu za\u0159\u00edzen\u00ed, dos\u00e1hnout p\u0159evodov\u00e9ho pom\u011bru 4:1 nebo 5:1.<\/p>\n<\/div>\n<\/div>\n<div style=\"border-radius: 8px; overflow: hidden;\">\n<div style=\"background: #fce8d8; color: #c45c00; padding: 10px 14px; display: flex; align-items: center; gap: 10px; font-weight: bold; font-size: 0.95em;\"><span style=\"flex-shrink: 0;\">\u26a1<\/span> Rychlostn\u00ed limity a polygon\u00e1ln\u00ed efekt<\/div>\n<div style=\"padding: 14px 14px; background: #fff9f5;\">\n<p style=\"margin: 0; font-size: 15px;\">\u0158et\u011bz #25 se m\u016f\u017ee ot\u00e1\u010det p\u0159i vy\u0161\u0161\u00edch ot\u00e1\u010dk\u00e1ch h\u0159\u00eddele ne\u017e v\u011bt\u0161\u00ed \u0159et\u011bzy, ne\u017e se hluk a opot\u0159eben\u00ed stanou problematick\u00fdmi \u2013 proto\u017ee mal\u00e1 rozte\u010d znamen\u00e1 vy\u0161\u0161\u00ed po\u010det z\u00e1b\u011br\u016f zub\u016f na jednotku d\u00e9lky, co\u017e vyhlazuje polygon\u00e1ln\u00ed efekt. Praktick\u00e9 limity ot\u00e1\u010dek pro pohony #25 jsou p\u0159ibli\u017en\u011b 1 500\u20132 000 ot\/min na 17zub\u00e9m \u0159et\u011bzov\u00e9m kole, co\u017e odpov\u00edd\u00e1 rychlosti \u0159et\u011bzu p\u0159ibli\u017en\u011b 7\u20139 m\/s. Nad touto hodnotou se vibrace a hluk rychle zvy\u0161uj\u00ed a m\u00edsto toho by se m\u011bl zv\u00e1\u017eit rozvodov\u00fd \u0159emen nebo ozuben\u00e9 kolo.<\/p>\n<\/div>\n<\/div>\n<div style=\"border-radius: 8px; overflow: hidden;\">\n<div style=\"background: #fce8d8; color: #c45c00; padding: 10px 14px; display: flex; align-items: center; gap: 10px; font-weight: bold; font-size: 0.95em;\"><span style=\"flex-shrink: 0;\">\ud83d\udd27<\/span> Maz\u00e1n\u00ed a \u00fadr\u017eba<\/div>\n<div style=\"padding: 14px 14px; background: #fff9f5;\">\n<p style=\"margin: 0; font-size: 15px;\">\u0158et\u011bz #25 je citliv\u011bj\u0161\u00ed na nedostate\u010dn\u00e9 maz\u00e1n\u00ed ne\u017e t\u011b\u017e\u0161\u00ed \u0159et\u011bzy, proto\u017ee mal\u00e9 pr\u016fm\u011bry \u010dep\u016f a pouzder ponech\u00e1vaj\u00ed malou toleranci pro dal\u0161\u00ed opot\u0159eben\u00ed, ne\u017e se rozte\u010d \u0159et\u011bzu prodlou\u017e\u00ed za hranici v\u00fdm\u011bny. U pohon\u016f pracuj\u00edc\u00edch p\u0159i st\u0159edn\u00edch ot\u00e1\u010dk\u00e1ch aplikujte lehk\u00e9 penetra\u010dn\u00ed mazivo na \u0159et\u011bzy ka\u017ed\u00fdch 200\u2013400 hodin. V pra\u0161n\u00e9m prost\u0159ed\u00ed udr\u017eujte ozuben\u00e1 kola \u010dist\u00e1 \u2013 abrazivn\u00ed \u010d\u00e1stice usazen\u00e9 mezi v\u00e1le\u010dkem a zubem ozuben\u00e9ho kola jsou hlavn\u00ed p\u0159\u00ed\u010dinou zrychlen\u00e9ho opot\u0159eben\u00ed u pohon\u016f s malou rozte\u010d\u00ed.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<p><!-- MODULE: APPLICATIONS --><\/p>\n<h2 style=\"color: #c45c00; border-left: 4px solid #c45c00; padding-left: 12px; font-size: 1.25em;\">Typick\u00e9 aplikace pro \u0159et\u011bz a ozuben\u00e1 kola #25<\/h2>\n<div style=\"display: flex; flex-wrap: wrap; gap: 16px; margin: 20px 0 32px;\">\n<div style=\"flex: 1 1 260px; box-sizing: border-box; background: #fff; border-radius: 8px; overflow: hidden;\">\n<div style=\"background: #c45c00; color: #fff; padding: 10px 14px; font-weight: bold; font-size: 0.95em;\">\ud83d\udd2c P\u0159\u00edstroje a v\u011bdeck\u00e9 vybaven\u00ed<\/div>\n<p><img decoding=\"async\" style=\"width: 100%; height: auto; display: block;\" title=\"#25 ozuben\u00e9 kolo v\u011bdeck\u00fd p\u0159\u00edstroj laboratorn\u00ed vybaven\u00ed\" src=\"https:\/\/sprocket-chain.net\/wp-content\/uploads\/2026\/05\/sprocket-and-chain-application-1-300x225.webp\" alt=\"#25 ozuben\u00e9 kolo v\u011bdeck\u00fd p\u0159\u00edstroj laboratorn\u00ed vybaven\u00ed\" \/><\/p>\n<p style=\"padding: 12px 14px; margin: 0; font-size: 14px;\">Analytick\u00e9 p\u0159\u00edstroje, laboratorn\u00ed automatiza\u010dn\u00ed za\u0159\u00edzen\u00ed a l\u00e9ka\u0159sk\u00e9 diagnostick\u00e9 p\u0159\u00edstroje \u010dasto pou\u017e\u00edvaj\u00ed \u0159et\u011bzov\u00e9 pohony #25 pro mechanismy p\u0159epravy vzork\u016f, polohovac\u00ed plo\u0161iny pro \u010dinidla a pohony d\u00e1vkovac\u00edch \u010derpadel. Kompaktn\u00ed rozm\u011bry a n\u00edzk\u00e1 hmotnost na jednotku d\u00e9lky (p\u0159ibli\u017en\u011b 0,08 kg\/m pro standardn\u00ed #25) z n\u011bj \u010din\u00ed praktickou volbu tam, kde je t\u0159eba minimalizovat mechanick\u00fd hluk a vibrace a zat\u00ed\u017een\u00ed je ni\u017e\u0161\u00ed ne\u017e 1 kW.<\/p>\n<\/div>\n<div style=\"flex: 1 1 260px; box-sizing: border-box; background: #fff; border-radius: 8px; overflow: hidden;\">\n<div style=\"background: #c45c00; color: #fff; padding: 10px 14px; font-weight: bold; font-size: 0.95em;\">\ud83c\udfed Balic\u00ed a prodejn\u00ed stroje<\/div>\n<p><img decoding=\"async\" style=\"width: 100%; height: auto; display: block;\" title=\"Mechanismus prodejn\u00edho automatu s ozuben\u00fdm kolem #25\" src=\"https:\/\/sprocket-chain.net\/wp-content\/uploads\/2026\/05\/sprocket-and-chain-application-2-300x225.webp\" alt=\"Mechanismus prodejn\u00edho automatu s ozuben\u00fdm kolem #25\" \/><\/p>\n<p style=\"padding: 12px 14px; margin: 0; font-size: 14px;\">Prodejn\u00ed automaty, balic\u00ed za\u0159\u00edzen\u00ed a syst\u00e9my pro v\u00fddej potravin v cel\u00e9 Koreji hojn\u011b pou\u017e\u00edvaj\u00ed \u0159et\u011bz #25 pro p\u0159epravn\u00ed p\u00e1sy produkt\u016f, eleva\u010dn\u00ed mechanismy a pohony pro regulaci porc\u00ed. \u0158ada B-hub 25B14 a\u017e 25B24 pokr\u00fdv\u00e1 v\u011bt\u0161inu po\u017eadavk\u016f na pohon prodejn\u00edch mechanism\u016f. \u010cern\u00fd oxidov\u00fd povrch poskytuje dostate\u010dnou odolnost proti korozi pro vnit\u0159n\u00ed prost\u0159ed\u00ed s \u0159\u00edzenou teplotou, kde tyto automaty obvykle funguj\u00ed.<\/p>\n<\/div>\n<div style=\"flex: 1 1 260px; box-sizing: border-box; background: #fff; border-radius: 8px; overflow: hidden;\">\n<div style=\"background: #c45c00; color: #fff; padding: 10px 14px; font-weight: bold; font-size: 0.95em;\">\ud83c\udf3e D\u00e1vkov\u00e1n\u00ed osiva a precizn\u00ed zem\u011bd\u011blstv\u00ed<\/div>\n<p><img decoding=\"async\" style=\"width: 100%; height: auto; display: block;\" title=\"#25 ozuben\u00fd sec\u00ed stroj s d\u00e1vkov\u00e1n\u00edm a p\u0159esn\u00fdm zem\u011bd\u011blsk\u00fdm d\u00e1vkov\u00e1n\u00edm\" src=\"https:\/\/sprocket-chain.net\/wp-content\/uploads\/2026\/05\/sprocket-and-chain-application-3-300x212.webp\" alt=\"#25 ozuben\u00fd sec\u00ed stroj s d\u00e1vkov\u00e1n\u00edm a p\u0159esn\u00fdm zem\u011bd\u011blsk\u00fdm d\u00e1vkov\u00e1n\u00edm\" \/><\/p>\n<p style=\"padding: 12px 14px; margin: 0; font-size: 14px;\">P\u0159esn\u00e9 sec\u00ed stroje a p\u0159esazovac\u00ed stroje pou\u017e\u00edvaj\u00ed \u0159et\u011bz #25 pro kone\u010dn\u00fd pohon kotou\u010d\u016f pro d\u00e1vkov\u00e1n\u00ed semen, kde jemn\u00e9 zuby umo\u017e\u0148uj\u00ed p\u0159esn\u00e9 nastaven\u00ed v\u00fdsevn\u00edho mno\u017estv\u00ed. Pro tuto aplikaci jsou typick\u00e1 ozuben\u00e1 kola s A-deskou v \u0159ad\u011b 25A30\u201325A54 \u2013 ploch\u00fd profil umo\u017e\u0148uje um\u00edstit v\u00edce ozuben\u00fdch kol vedle sebe na stejnou h\u0159\u00eddel pro r\u016fzn\u00e9 rozte\u010de semen.<\/p>\n<\/div>\n<\/div>\n<p><!-- MODULE: MATCHING CHAIN + COMPANION LINK --><\/p>\n<h2 style=\"color: #c45c00; border-left: 4px solid #c45c00; padding-left: 12px; font-size: 1.25em;\">Kompatibiln\u00ed v\u00e1le\u010dkov\u00fd \u0159et\u011bz #25<\/h2>\n<p><img decoding=\"async\" style=\"max-width: 100%; height: auto; display: block; border-radius: 6px; margin-bottom: 16px;\" title=\"#25 Lehk\u00fd v\u00e1le\u010dkov\u00fd \u0159et\u011bz ANSI s rozte\u010d\u00ed 1\/4 palce\" src=\"https:\/\/sprocket-chain.net\/wp-content\/uploads\/2026\/05\/chain-1.webp\" alt=\"#25 Lehk\u00fd v\u00e1le\u010dkov\u00fd \u0159et\u011bz ANSI s rozte\u010d\u00ed 1\/4 palce\" \/><\/p>\n<p style=\"font-size: 15px;\">V\u0161echna v\u00fd\u0161e uveden\u00e1 ozuben\u00e1 kola #25 jsou dimenzov\u00e1na pro pou\u017eit\u00ed s \u200b\u200bANSI <a style=\"color: #c45c00; text-decoration: none; border-bottom: 1px solid #e8a87c;\" href=\"https:\/\/sprocket-chain.net\/cs\/kategorie-produktu\/chain\/\">V\u00e1le\u010dkov\u00fd \u0159et\u011bz #25<\/a> \u2014 rozte\u010d 0,250\u2033 (6,35 mm), pr\u016fm\u011br v\u00e1le\u010dku 0,130\u2033, vnit\u0159n\u00ed \u0161\u00ed\u0159ka 0,125\u2033. Spole\u010dnost Korea Ever-Power m\u00e1 skladem \u0159et\u011bz #25 v jednopramenn\u00e9, dvoupramenn\u00e9 (#25-2) verzi a spojovac\u00ed \u010dl\u00e1nky pro pou\u017eit\u00ed s \u200b\u200bv\u00fd\u0161e uveden\u00fdmi ozuben\u00fdmi koly. P\u0159i objedn\u00e1v\u00e1n\u00ed p\u00e1rovan\u00e9 sady uve\u010fte po\u010det zub\u016f pro hnac\u00ed i hnan\u00e9 ozuben\u00e9 kolo a osovou vzd\u00e1lenost h\u0159\u00eddele a my vypo\u010d\u00edt\u00e1me po\u017eadovan\u00fd po\u010det \u010dl\u00e1nk\u016f \u0159et\u011bzu.<\/p>\n<p style=\"font-size: 15px;\">Pro \u0161ir\u0161\u00ed <a style=\"color: #c45c00; text-decoration: none; border-bottom: 1px solid #e8a87c;\" href=\"https:\/\/chain-sprockets.net\/\" target=\"_blank\" rel=\"noopener\">syst\u00e9m \u0159et\u011bzu a ozuben\u00e9ho kola<\/a> N\u00e1\u0161 technick\u00fd t\u00fdm v\u00e1m m\u016f\u017ee p\u0159ed zad\u00e1n\u00edm objedn\u00e1vky pomoci s pokyny t\u00fdkaj\u00edc\u00edmi se v\u00fdb\u011bru jmenovit\u00e9ho v\u00fdkonu, v\u00fdpo\u010dtu osov\u00e9 vzd\u00e1lenosti a doporu\u010den\u00ed pro maz\u00e1n\u00ed pohon\u016f #25.<\/p>\n<p><!-- MODULE: WHY KOREA EVER-POWER --><\/p>\n<h2 style=\"color: #c45c00; border-left: 4px solid #c45c00; padding-left: 12px; font-size: 1.25em;\">Pro\u010d Korea Ever-Power Chain and Sprocket<\/h2>\n<p><img decoding=\"async\" style=\"max-width: 100%; height: auto; display: block; border-radius: 6px; margin-bottom: 16px;\" title=\"V\u00fdrobn\u00ed d\u00edlna pro \u0159et\u011bzov\u00e1 kola Ever-Power v Koreji, \u0159et\u011bzov\u00e9 kolo #25\" src=\"https:\/\/sprocket-chain.net\/wp-content\/uploads\/2026\/05\/ever-power-workshop-1.webp\" alt=\"V\u00fdrobn\u00ed d\u00edlna pro \u0159et\u011bzov\u00e1 kola Ever-Power v Koreji, \u0159et\u011bzov\u00e9 kolo #25\" \/><\/p>\n<p style=\"font-size: 15px;\"><a style=\"color: #c45c00; text-decoration: none; border-bottom: 1px solid #e8a87c;\" href=\"https:\/\/sprocket-chain.net\/cs\/\">Korea Ever-Power Chain and Sprocket Co., Ltd.<\/a> Nab\u00edz\u00edme kompletn\u00ed sortiment A-desky a B-n\u00e1boje #25 s rychl\u00fdm odesl\u00e1n\u00edm do Koreje:<\/p>\n<div style=\"margin: 16px 0 32px;\">\n<div style=\"display: flex; gap: 12px; padding: 10px 0; border-bottom: 1px solid #f0d5c0; align-items: flex-start; font-size: 15px;\"><span style=\"color: #c45c00; font-weight: bold; flex-shrink: 0;\">\u2726<\/span><strong>Ocel SAE 1045 jako standard<\/strong> \u2014 nejedn\u00e1 se o z\u00e1kladn\u00ed standard 1018 pou\u017e\u00edvan\u00fd mnoha dodavateli; m\u011b\u0159iteln\u011b vy\u0161\u0161\u00ed pevnost v tahu a prokalitelnost<\/div>\n<div style=\"display: flex; gap: 12px; padding: 10px 0; border-bottom: 1px solid #f0d5c0; align-items: flex-start; font-size: 15px;\"><span style=\"color: #c45c00; font-weight: bold; flex-shrink: 0;\">\u2726<\/span><strong>Induk\u010dn\u011b kalen\u00e9 zuby<\/strong> na v\u0161ech ozuben\u00fdch kolech s m\u00e9n\u011b ne\u017e 30 zuby \u2013 sn\u00ed\u017een\u00e1 m\u00edra opot\u0159eben\u00ed u nejv\u00edce nam\u00e1han\u00fdch mal\u00fdch ozuben\u00fdch kol<\/div>\n<div style=\"display: flex; gap: 12px; padding: 10px 0; border-bottom: 1px solid #f0d5c0; align-items: flex-start; font-size: 15px;\"><span style=\"color: #c45c00; font-weight: bold; flex-shrink: 0;\">\u2726<\/span><strong>Kompletn\u00ed sortiment A-desek a B-n\u00e1boj\u016f skladem<\/strong> \u2014 18\u201372T A-deska a 10\u201372T B-n\u00e1boj, v\u0161echny standardn\u00ed velikosti k dispozici bez nutnosti speci\u00e1ln\u00ed objedn\u00e1vky<\/div>\n<div style=\"display: flex; gap: 12px; padding: 10px 0; border-bottom: 1px solid #f0d5c0; align-items: flex-start; font-size: 15px;\"><span style=\"color: #c45c00; font-weight: bold; flex-shrink: 0;\">\u2726<\/span><strong>Obr\u00e1b\u011bn\u00ed zak\u00e1zkov\u00fdch otvor\u016f<\/strong> \u2014 dr\u00e1\u017eky pro pero a z\u00e1vity pro stav\u011bc\u00ed \u0161rouby dle v\u00fdkresu; dodac\u00ed lh\u016fta pro zak\u00e1zkov\u00e9 otvory 5\u201310 dn\u00ed<\/div>\n<div style=\"display: flex; gap: 12px; padding: 10px 0; border-bottom: 1px solid #f0d5c0; align-items: flex-start; font-size: 15px;\"><span style=\"color: #c45c00; font-weight: bold; flex-shrink: 0;\">\u2726<\/span><strong>Ov\u011b\u0159en\u00fd pr\u016fm\u011br rozte\u010de dle ANSI B29.1<\/strong> \u2014 kontrola rozm\u011br\u016f ka\u017ed\u00e9 v\u00fdrobn\u00ed \u0161ar\u017ee p\u0159ed odesl\u00e1n\u00edm<\/div>\n<div style=\"display: flex; gap: 12px; padding: 10px 0; align-items: flex-start; font-size: 15px;\"><span style=\"color: #c45c00; font-weight: bold; flex-shrink: 0;\">\u2726<\/span><strong>Dod\u00e1n\u00ed do Koreje do 7\u201314 dn\u016f<\/strong> \u2014 \u017e\u00e1dn\u00e9 \u010dek\u00e1n\u00ed na dovoz; p\u00e1rovan\u00fd \u0159et\u011bz #25 je k dispozici na stejn\u00e9m sklad\u011b<\/div>\n<\/div>\n<p><!-- MODULE: FAQ --><\/p>\n<h2 style=\"color: #c45c00; border-left: 4px solid #c45c00; padding-left: 12px; font-size: 1.25em;\">\u010casto kladen\u00e9 ot\u00e1zky<\/h2>\n<div style=\"display: flex; flex-direction: column; gap: 10px; margin-bottom: 32px;\">\n<div style=\"border-radius: 8px; overflow: hidden;\">\n<div style=\"background: #fce8d8; color: #c45c00; padding: 11px 14px; font-weight: bold; font-size: 0.95em;\">Jak\u00fd je rozd\u00edl mezi \u0159et\u011bzy #25 a #35 \u2013 mohu pou\u017e\u00edt \u0159et\u011bzov\u00e9 kolo #25 s \u0159et\u011bzem #35?<\/div>\n<div style=\"padding: 13px 14px; background: #fff9f5; font-size: 15px; line-height: 1.75;\">\u0158et\u011bzy #25 a #35 jsou oba standardn\u00ed \u0159et\u011bzy ANSI, ale s r\u016fzn\u00fdmi rozte\u010demi \u2013 #25 m\u00e1 rozte\u010d 1\/4 palce (6,35 mm) a #35 m\u00e1 rozte\u010d 3\/8 palce (9,525 mm). Nejsou zam\u011bniteln\u00e9. \u0158et\u011bzov\u00e9 kolo #25 nebude spr\u00e1vn\u011b zab\u00edrat s \u0159et\u011bzem #35. V\u017edy p\u0159esn\u011b shodujte \u010d\u00edslo \u0159et\u011bzov\u00e9ho kola s ozna\u010den\u00edm na \u0159et\u011bzu. \u010c\u00edslo \u0159et\u011bzu vyra\u017een\u00e9 na vn\u011bj\u0161\u00edm plechu nebo spojovac\u00edm \u010dl\u00e1nku je ur\u010duj\u00edc\u00ed.<\/div>\n<\/div>\n<div style=\"border-radius: 8px; overflow: hidden;\">\n<div style=\"background: #fce8d8; color: #c45c00; padding: 11px 14px; font-weight: bold; font-size: 0.95em;\">Pro\u010d za\u010d\u00edn\u00e1 \u0159ada n\u00e1boj\u016f B na 10 zubech, ale deska A na 18 zubech?<\/div>\n<div style=\"padding: 13px 14px; background: #fff9f5; font-size: 15px; line-height: 1.75;\">Mal\u00fd po\u010det zub\u016f (10\u201317) vy\u017eaduje n\u00e1boj pro dostate\u010dn\u00fd z\u00e1b\u011br s h\u0159\u00eddel\u00ed, proto\u017ee vn\u011bj\u0161\u00ed pr\u016fm\u011br \u0159et\u011bzov\u00e9ho kola je p\u0159i tomto po\u010dtu zub\u016f p\u0159\u00edli\u0161 mal\u00fd na to, aby pro\u0161el pou\u017eiteln\u00fdm otvorem pouze plochou deskou \u2013 tlou\u0161\u0165ka st\u011bny mezi otvorem a ko\u0159enem zubu by nebyla dostate\u010dn\u00e1 pro pero. N\u00e1boj B poskytuje pot\u0159ebnou d\u00e9lku z\u00e1b\u011bru prodlou\u017een\u00edm otvoru do v\u00fdstupku n\u00e1boje. Od 18 zub\u016f v\u00fd\u0161e m\u00e1 t\u011bleso desky dostate\u010dn\u011b velk\u00fd pr\u016fm\u011br, aby podep\u0159elo otvor pro plochou desku s dostate\u010dnou tlou\u0161\u0165kou st\u011bny.<\/div>\n<\/div>\n<div style=\"border-radius: 8px; overflow: hidden;\">\n<div style=\"background: #fce8d8; color: #c45c00; padding: 11px 14px; font-weight: bold; font-size: 0.95em;\">Jak\u00fd je maxim\u00e1ln\u00ed pr\u016fm\u011br h\u0159\u00eddele pro pastorek 25B18?<\/div>\n<div style=\"padding: 13px 14px; background: #fff9f5; font-size: 15px; line-height: 1.75;\">Model 25B18 m\u00e1 doporu\u010den\u00fd maxim\u00e1ln\u00ed otvor 3\/4\u2033. Jedn\u00e1 se o nejv\u011bt\u0161\u00ed otvor, kter\u00fd lze obrobit a z\u00e1rove\u0148 ponechat st\u011bnu n\u00e1boje dostate\u010dn\u011b silnou pro standardn\u00ed stav\u011bc\u00ed \u0161roub a pero. Dod\u00e1van\u00fd otvor je 1\/4\u2033 \u2013 jak\u00fdkoli otvor mezi 1\/4\u2033 a 3\/4\u2033 lze obrobit na p\u0159esn\u00fd rozm\u011br h\u0159\u00eddele. P\u0159i objedn\u00e1v\u00e1n\u00ed ozuben\u00e9ho kola s vlastn\u00edm otvorem uve\u010fte po\u017eadovan\u00fd pr\u016fm\u011br otvoru, \u0161\u00ed\u0159ku a hloubku dr\u00e1\u017eky pro pero a zda pot\u0159ebujete jeden nebo dva stav\u011bc\u00ed \u0161rouby.<\/div>\n<\/div>\n<div style=\"border-radius: 8px; overflow: hidden;\">\n<div style=\"background: #fce8d8; color: #c45c00; padding: 11px 14px; font-weight: bold; font-size: 0.95em;\">Mohou ozuben\u00e1 kola #25 pou\u017e\u00edvat \u0159et\u011bz z nerezov\u00e9 oceli?<\/div>\n<div style=\"padding: 13px 14px; background: #fff9f5; font-size: 15px; line-height: 1.75;\">Ano. V\u00e1le\u010dkov\u00fd \u0159et\u011bz #25 z nerezov\u00e9 oceli m\u00e1 stejnou rozte\u010d (1\/4 palce), pr\u016fm\u011br v\u00e1le\u010dk\u016f a vnit\u0159n\u00ed \u0161\u00ed\u0159ku jako standardn\u00ed \u0159et\u011bz #25 \u2013 tak\u017ee ocelov\u00e1 ozuben\u00e1 kola #25 zab\u00edraj\u00ed s nerezov\u00fdm \u0159et\u011bzem bez jak\u00e9koli rozm\u011brov\u00e9 \u00fapravy. Pokud v\u0161ak aplikace vy\u017eaduje odolnost proti korozi v cel\u00e9m pohonu (nap\u0159. prost\u0159ed\u00ed s myt\u00edm v potravin\u00e1\u0159sk\u00e9m pr\u016fmyslu), specifikujte na\u0161e ozuben\u00e1 kola #25 z nerezov\u00e9 oceli, kter\u00e1 odpov\u00eddaj\u00ed. Provoz nerezov\u00e9ho \u0159et\u011bzu na ozuben\u00fdch kolech z uhl\u00edkov\u00e9 oceli vytv\u00e1\u0159\u00ed galvanick\u00e9 a chemick\u00e9 prost\u0159ed\u00ed, kter\u00e9 m\u016f\u017ee v mokr\u00fdch podm\u00ednk\u00e1ch \u010dasem urychlit korozi zub\u016f na stran\u011b ozuben\u00e9ho kola.<\/div>\n<\/div>\n<div style=\"border-radius: 8px; overflow: hidden;\">\n<div style=\"background: #fce8d8; color: #c45c00; padding: 11px 14px; font-weight: bold; font-size: 0.95em;\">Jak zabr\u00e1n\u00edm tomu, aby \u0159et\u011bz #25 p\u0159i couv\u00e1n\u00ed vysko\u010dil z ozuben\u00e9ho kola?<\/div>\n<div style=\"padding: 13px 14px; background: #fff9f5; font-size: 15px; line-height: 1.75;\">Vykolejen\u00ed \u0159et\u011bzu b\u011bhem reverzace je obvykle zp\u016fsobeno p\u0159\u00edli\u0161nou v\u016fl\u00ed \u0159et\u011bzu v okam\u017eiku zm\u011bny sm\u011bru. U jak\u00e9hokoli pohonu, kter\u00fd \u010dasto reverzuje: udr\u017eujte prov\u011b\u0161en\u00ed \u0159et\u011bzu pod 2% osov\u00e9 vzd\u00e1lenosti nam\u00edsto standardn\u00edch 2\u20134%; pou\u017eijte nap\u00edna\u010d \u0159et\u011bzu na v\u016fli; a zvy\u0161te minim\u00e1ln\u00ed po\u010det zub\u016f na alespo\u0148 17 na men\u0161\u00edm \u0159et\u011bzov\u00e9m kole. \u0158et\u011bzov\u00e9 kolo s m\u00e9n\u011b ne\u017e 15 zuby na reverza\u010dn\u00edm pohonu bude m\u00edt p\u0159i ka\u017ed\u00e9 reverzaci zna\u010dnou ztr\u00e1tu \u00fahlu op\u00e1s\u00e1n\u00ed, co\u017e je v kombinaci se setrva\u010dnost\u00ed \u0159et\u011bzu hlavn\u00ed p\u0159\u00ed\u010dinou vykolejen\u00ed.<\/div>\n<\/div>\n<div style=\"border-radius: 8px; overflow: hidden;\">\n<div style=\"background: #fce8d8; color: #c45c00; padding: 11px 14px; font-weight: bold; font-size: 0.95em;\">Jak\u00e1 je doporu\u010den\u00e1 osov\u00e1 vzd\u00e1lenost pro \u0159et\u011bzov\u00fd pohon #25?<\/div>\n<div style=\"padding: 13px 14px; background: #fff9f5; font-size: 15px; line-height: 1.75;\">Norma ANSI B29.1 doporu\u010duje rozte\u010d mezi osami 30\u201350n\u00e1sobek rozte\u010de \u0159et\u011bzu. Pro \u0159et\u011bz #25 (rozte\u010d 6,35 mm) to d\u00e1v\u00e1 ide\u00e1ln\u00ed rozsah rozte\u010de mezi osami p\u0159ibli\u017en\u011b 190\u2013320 mm. Pod 30 rozte\u010demi je \u00fahel op\u00e1s\u00e1n\u00ed na men\u0161\u00edm \u0159et\u011bzov\u00e9m kole p\u0159\u00edli\u0161 mal\u00fd pro spolehliv\u00e9 zapojen\u00ed. Nad 50 rozte\u010demi se zvy\u0161uj\u00ed vibrace \u0159et\u011bzu a obt\u00ed\u017enost udr\u017een\u00ed spr\u00e1vn\u00e9ho napnut\u00ed. Pro velmi kr\u00e1tk\u00e9 rozte\u010de mezi osami (pod 30 rozte\u010d\u00ed) je obvykle lep\u0161\u00edm \u0159e\u0161en\u00edm v\u011bt\u0161\u00ed velikost \u0159et\u011bzu s men\u0161\u00edm po\u010dtem zub\u016f na ka\u017ed\u00e9m \u0159et\u011bzov\u00e9m kole.<\/div>\n<\/div>\n<\/div>\n<p><!-- MODULE: REVIEWS --><\/p>\n<h2 style=\"color: #c45c00; border-left: 4px solid #c45c00; padding-left: 12px; font-size: 1.25em;\">Recenze z\u00e1kazn\u00edk\u016f<\/h2>\n<p style=\"color: #666; font-size: 13px; margin-bottom: 16px;\">Ov\u011b\u0159en\u00e1 zp\u011btn\u00e1 vazba od z\u00e1kazn\u00edk\u016f v Koreji a okoln\u00edch trz\u00edch.<\/p>\n<div style=\"display: flex; flex-direction: column; gap: 12px; margin-bottom: 32px;\">\n<div style=\"border-radius: 8px; padding: 16px; background: #fff9f5; border-left: 4px solid #c45c00;\">\n<p><strong style=\"color: #c45c00; display: block; margin-bottom: 6px; font-size: 14px;\">Lee Jae-won, in\u017een\u00fdr v\u00fdzkumu a v\u00fdvoje, spole\u010dnost Medical Device Company, Seongnam (za\u010d\u00e1tek roku 2025)<\/strong><\/p>\n<p style=\"margin: 0; font-size: 14px; line-height: 1.75;\">\u201eV mechanismu pro p\u0159epravu vzork\u016f uvnit\u0159 diagnostick\u00e9ho p\u0159\u00edstroje pou\u017e\u00edv\u00e1me \u0159et\u011bzov\u00e9 pohony #25. P\u0159esnost a n\u00edzk\u00e1 hlu\u010dnost jsou na\u0161\u00ed prioritou. Ozuben\u00e1 kola Korea Ever-Power 25B18 a 25B30 b\u011b\u017e\u00ed v na\u0161em prototypu \u0161est m\u011bs\u00edc\u016f bez m\u011b\u0159iteln\u00e9ho opot\u0159eben\u00ed rozte\u010dn\u00e9ho pr\u016fm\u011bru. Obr\u00e1b\u011bn\u00ed zak\u00e1zkov\u00e9 d\u00edry (pr\u016fm\u011br 8 mm, pero 3 mm) bylo p\u0159esn\u00e9 s toleranc\u00ed \u00b10,02 mm podle na\u0161eho v\u00fdkresu.\u201c<\/p>\n<\/div>\n<div style=\"border-radius: 8px; padding: 16px; background: #fff; border-left: 4px solid #c45c00;\">\n<p><strong style=\"color: #c45c00; display: block; margin-bottom: 6px; font-size: 14px;\">Kwon Min-seo, strojn\u00ed in\u017een\u00fdr, v\u00fdrobce prodejn\u00edch automat\u016f, Gyeonggi-do (2024)<\/strong><\/p>\n<p style=\"margin: 0; font-size: 14px; line-height: 1.75;\">\u201ePro na\u0161e v\u00fdtahov\u00e9 mechanismy prodejn\u00edch automat\u016f nakupujeme ozuben\u00e1 kola #25 s n\u00e1bojem B v rozm\u011brech 14T, 18T a 24T. Spole\u010dnost Korea Ever-Power je m\u00e1 skladem ve spr\u00e1vn\u00fdch rozm\u011brech otvor\u016f a dodac\u00ed lh\u016fta je konzistentn\u011b 9\u201311 dn\u00ed. Odeb\u00edr\u00e1me od nich p\u0159ibli\u017en\u011b 14 m\u011bs\u00edc\u016f a p\u0159i kontrole p\u0159\u00edjmu jsme nem\u011bli \u017e\u00e1dn\u00e9 rozm\u011brov\u00e9 neshody.\u201c<\/p>\n<\/div>\n<div style=\"border-radius: 8px; padding: 16px; background: #fff9f5; border-left: 4px solid #c45c00;\">\n<p><strong style=\"color: #c45c00; display: block; margin-bottom: 6px; font-size: 14px;\">Ahn Soo-ji, v\u00fdrobn\u00ed in\u017een\u00fdr, v\u00fdrobce zem\u011bd\u011blsk\u00fdch stroj\u016f, Chungbuk (4. \u010dtvrtlet\u00ed 2024)<\/strong><\/p>\n<p style=\"margin: 0; font-size: 14px; line-height: 1.75;\">\u201ePro pohony d\u00e1vkovac\u00edch stroj\u016f sec\u00edch stroj\u016f pot\u0159ebujeme v desce A v\u00edce mo\u017enost\u00ed po\u010dtu zub\u016f, abychom mohli upravovat v\u00fdsevn\u00ed mno\u017estv\u00ed bez v\u00fdm\u011bny \u0159et\u011bzu. Pou\u017e\u00edv\u00e1me 25A30, 25A36, 25A42 a 25A48. Korea Ever-Power dod\u00e1v\u00e1 v\u0161echny \u010dty\u0159i v jedn\u00e9 objedn\u00e1vce. Profil ploch\u00e9 desky se \u010dist\u011b ukl\u00e1d\u00e1 na na\u0161i d\u00e1vkovac\u00ed h\u0159\u00eddel s minim\u00e1ln\u00edmi rozte\u010demi, co\u017e je p\u0159esn\u011b to, co na\u0161e konstrukce vy\u017eaduje.\u201c<\/p>\n<\/div>\n<div style=\"border-radius: 8px; padding: 16px; background: #fff; border-left: 4px solid #c45c00;\">\n<p><strong style=\"color: #c45c00; display: block; margin-bottom: 6px; font-size: 14px;\">Park Ji-ho, technik \u00fadr\u017eby, z\u00e1vod na mont\u00e1\u017e elektroniky, Incheon (2025)<\/strong><\/p>\n<p style=\"margin: 0; font-size: 14px; line-height: 1.75;\">\u201e\u0158et\u011bzov\u00e9 pohony #25 udr\u017eujeme na p\u0159epravn\u00edch misk\u00e1ch sou\u010d\u00e1stek v na\u0161\u00ed mont\u00e1\u017en\u00ed lince desek plo\u0161n\u00fdch spoj\u016f. Ozuben\u00e1 kola SAE 1045 od korejsk\u00e9 spole\u010dnosti Ever-Power vydr\u017e\u00ed znateln\u011b d\u00e9le ne\u017e ozuben\u00e1 kola na b\u00e1zi 1018, kter\u00e1 jsme d\u0159\u00edve pou\u017e\u00edvali od dom\u00e1c\u00edho dodavatele. Konkr\u00e9tn\u011b 25B12 a 25B15 \u2013 mal\u00e9 zuby, kter\u00e9 d\u0159\u00edve vykazovaly opot\u0159eben\u00ed p\u0159ibli\u017en\u011b po 4 m\u011bs\u00edc\u00edch. S Ever-Power nyn\u00ed m\u00e1me na sou\u010dasn\u00e9 sad\u011b 9 m\u011bs\u00edc\u016f, ani\u017e by opot\u0159eben\u00ed \u010deln\u00ed plochy zub\u016f dos\u00e1hlo prahu pro v\u00fdm\u011bnu.\u201c<\/p>\n<\/div>\n<div style=\"border-radius: 8px; padding: 16px; background: #fff9f5; border-left: 4px solid #c45c00;\">\n<p><strong style=\"color: #c45c00; display: block; margin-bottom: 6px; font-size: 14px;\">Oh Sung-min, konstrukt\u00e9r, spole\u010dnost Printing Equipment Company, Soul (za\u010d\u00e1tek roku 2025)<\/strong><\/p>\n<p style=\"margin: 0; font-size: 14px; line-height: 1.75;\">\u201eOzuben\u00e1 kola #25 s tvarem A pro pomocn\u00e9 pohony registr\u016f na na\u0161em archov\u00e9m tiskov\u00e9m stroji. Pot\u0159ebovali jsme kola 25A20 a 25A30 s otvorem 6 mm, co\u017e je nestandardn\u00ed. Spole\u010dnost Korea Ever-Power obr\u00e1b\u011bla zak\u00e1zkov\u00fd otvor s dr\u00e1\u017ekou pro kl\u00ed\u010d 2 mm p\u0159esn\u011b podle na\u0161eho v\u00fdkresu. Doba odezvy od odesl\u00e1n\u00ed v\u00fdkresu po potvrzen\u00ed dod\u00e1n\u00ed byla \u010dty\u0159i pracovn\u00ed dny.\u201c<\/p>\n<\/div>\n<\/div>\n<p>&nbsp;<\/p>","protected":false},"excerpt":{"rendered":"<div style=\"border-left: 4px solid #c45c00; background: #fff4ec; padding: 16px 18px; margin-bottom: 32px; border-radius: 0 6px 6px 0;\">\n<p style=\"margin: 0; line-height: 1.8; color: #1a1a1a; font-size: 15px;\">Korea Ever-Power <strong style=\"color: #c45c00;\">Ozuben\u00e1 kola v\u00e1le\u010dkov\u00e9ho \u0159et\u011bzu #25<\/strong> Kryt A-desky (18\u201372 zub\u016f, vn\u011bj\u0161\u00ed pr\u016fm\u011br 1,568\u2033\u20135,876\u2033) a B-n\u00e1boje (10\u201372 zub\u016f) z oceli SAE 1045 s p\u0159esn\u011b \u0159ezan\u00fdmi zuby a povrchovou \u00fapravou z \u010dern\u00e9ho oxidu. Za pouh\u00fdch <strong style=\"color: #c45c00;\">0,03\u20131,30 libry na jednotku<\/strong>, jedn\u00e1 se o nejleh\u010d\u00ed ozuben\u00e1 kola v \u0159ad\u011b ANSI \u2013 ide\u00e1ln\u00ed pro maloform\u00e1tov\u00e9 pohonn\u00e9 syst\u00e9my v p\u0159\u00edstrojov\u00e9 technice, <a style=\"color: #c45c00; text-decoration: none; border-bottom: 1px solid #e8a87c;\" href=\"https:\/\/sprocket-chain.net\/cs\/kategorie-produktu\/chain\/\">lehk\u00fd dopravn\u00edkov\u00fd \u0159et\u011bz<\/a> aplikace, l\u00e9ka\u0159sk\u00e9 vybaven\u00ed a p\u0159esn\u00e9 stroje po cel\u00e9 Koreji.<\/p>\n<\/div>","protected":false},"featured_media":3202,"comment_status":"open","ping_status":"closed","template":"","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":""},"product_brand":[],"product_cat":[6658],"product_tag":[],"class_list":{"0":"post-3204","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-sprocket","8":"first","9":"instock","10":"shipping-taxable","11":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/sprocket-chain.net\/cs\/wp-json\/wp\/v2\/product\/3204","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sprocket-chain.net\/cs\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/sprocket-chain.net\/cs\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/sprocket-chain.net\/cs\/wp-json\/wp\/v2\/comments?post=3204"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/sprocket-chain.net\/cs\/wp-json\/wp\/v2\/media\/3202"}],"wp:attachment":[{"href":"https:\/\/sprocket-chain.net\/cs\/wp-json\/wp\/v2\/media?parent=3204"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/sprocket-chain.net\/cs\/wp-json\/wp\/v2\/product_brand?post=3204"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/sprocket-chain.net\/cs\/wp-json\/wp\/v2\/product_cat?post=3204"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/sprocket-chain.net\/cs\/wp-json\/wp\/v2\/product_tag?post=3204"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}