{"id":3270,"date":"2026-05-13T07:54:22","date_gmt":"2026-05-13T07:54:22","guid":{"rendered":"https:\/\/sprocket-chain.net\/?post_type=product&#038;p=3270"},"modified":"2026-05-13T07:54:22","modified_gmt":"2026-05-13T07:54:22","slug":"wr78-wh78-welded-steel-chain-sprockets","status":"publish","type":"product","link":"https:\/\/sprocket-chain.net\/ja\/product\/wr78-wh78-welded-steel-chain-sprockets\/","title":{"rendered":"WR78 \/ WH78 \u6eb6\u63a5\u92fc\u88fd\u30c1\u30a7\u30fc\u30f3\u30b9\u30d7\u30ed\u30b1\u30c3\u30c8 | A\u30d7\u30ec\u30fc\u30c8 7\uff5e20\u6b6f \u2014 \u8edf\u92fc\u304a\u3088\u3073QT400\u713c\u5165\u308c\u92fc"},"content":{"rendered":"<div style=\"font-size: 15px; color: #1a1a1a; word-break: break-word; overflow-wrap: break-word; line-height: 1.75; padding-left: 0; padding-right: 0;\">\n<h2 style=\"color: #c45c00; border-left: 4px solid #c45c00; padding-left: 12px; margin-top: 0; font-size: 1.25em;\">WR78\u304a\u3088\u3073WH78\u6eb6\u63a5\u92fc\u88fd\u30c1\u30a7\u30fc\u30f3 - \u69cb\u9020\u3001\u76f8\u9055\u70b9\u3001\u304a\u3088\u3073\u30b9\u30d7\u30ed\u30b1\u30c3\u30c8\u306e\u4e92\u63db\u6027<\/h2>\n<p style=\"font-size: 15px;\">\u6eb6\u63a5\u92fc\u88fd\u30c1\u30a7\u30fc\u30f3\u306f\u3001\u539a\u3044\u92fc\u677f\u3092\u30d7\u200b\u200b\u30ec\u30b9\u52a0\u5de5\u3057\u3066\u6eb6\u63a5\u3059\u308b\u3053\u3068\u3067\u30c1\u30a7\u30fc\u30f3\u30ea\u30f3\u30af\u3092\u5f62\u6210\u3059\u308b\u3001\u9ad8\u8010\u4e45\u6027\u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0\u30c1\u30a7\u30fc\u30f3\u306e\u4e00\u7a2e\u3067\u3059\u3002\u3053\u308c\u306f\u3001\u30d4\u30f3\u30c8\u30eb\u30c1\u30a7\u30fc\u30f3\uff08\u92f3\u9244\u88fd\u30ea\u30f3\u30af\uff09\u3084\u30ed\u30fc\u30e9\u30fc\u30c1\u30a7\u30fc\u30f3\uff08\u30d4\u30f3\u30fb\u30d6\u30c3\u30b7\u30f3\u30b0\u30fb\u30ed\u30fc\u30e9\u30fc\u3092\u7d44\u307f\u7acb\u3066\u305f\u69cb\u9020\uff09\u3068\u306f\u6839\u672c\u7684\u306b\u7570\u306a\u308a\u307e\u3059\u3002\u6eb6\u63a5\u69cb\u9020\u306b\u3088\u308a\u3001\u5185\u5074\u3068\u5916\u5074\u306e\u30d7\u30ec\u30fc\u30c8\u90e8\u54c1\u304c\u5206\u96e2\u3055\u308c\u3066\u3044\u306a\u3044\u30c1\u30a7\u30fc\u30f3\u304c\u5b9f\u73fe\u3057\u307e\u3059\u3002\u5404\u30ea\u30f3\u30af\u306f\u5358\u4e00\u306e\u9023\u7d9a\u3057\u305f\u6eb6\u63a5\u92fc\u88fd\u8981\u7d20\u3068\u306a\u308b\u305f\u3081\u3001\u30d0\u30b1\u30c3\u30c8\u30b3\u30f3\u30d9\u30a2\u3001\u30c9\u30e9\u30c3\u30b0\u30b3\u30f3\u30d9\u30a2\u3001\u91cd\u8fb2\u696d\u7528\u9014\u306a\u3069\u3067\u767a\u751f\u3059\u308b\u6a2a\u65b9\u5411\u306e\u66f2\u3052\u8377\u91cd\u3084\u885d\u6483\u8377\u91cd\u306b\u5bfe\u3057\u3066\u3001\u975e\u5e38\u306b\u512a\u308c\u305f\u8010\u6027\u3092\u767a\u63ee\u3057\u307e\u3059\u3002<\/p>\n<p>\u00a0<img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-3272\" src=\"https:\/\/sprocket-chain.net\/wp-content\/uploads\/2026\/05\/Welded-Steel-Chain-Sprockets-1.webp\" alt=\"\u6eb6\u63a5\u92fc\u88fd\u30c1\u30a7\u30fc\u30f3\u30b9\u30d7\u30ed\u30b1\u30c3\u30c8 1\u500b\" width=\"1254\" height=\"1254\" title=\"\" srcset=\"https:\/\/sprocket-chain.net\/wp-content\/uploads\/2026\/05\/Welded-Steel-Chain-Sprockets-1.webp 1254w, https:\/\/sprocket-chain.net\/wp-content\/uploads\/2026\/05\/Welded-Steel-Chain-Sprockets-1-980x980.webp 980w, https:\/\/sprocket-chain.net\/wp-content\/uploads\/2026\/05\/Welded-Steel-Chain-Sprockets-1-480x480.webp 480w\" sizes=\"auto, (min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) and (max-width: 980px) 980px, (min-width: 981px) 1254px, 100vw\" \/><\/p>\n<p style=\"font-size: 15px;\">WR78\u3068WH78\u3068\u3044\u3046\u540d\u79f0\u306f\u3001\u540c\u30582.609\u30a4\u30f3\u30c1\u30d4\u30c3\u30c1\u3092\u6301\u3064\u3001\u5bc6\u63a5\u306b\u95a2\u9023\u3059\u308b2\u7a2e\u985e\u306e\u30c1\u30a7\u30fc\u30f3\u3092\u6307\u3057\u307e\u3059\u3002<\/p>\n<div style=\"margin: 16px 0 24px; display: flex; flex-direction: column; gap: 10px;\">\n<div style=\"border-radius: 8px; overflow: hidden;\">\n<div style=\"background: #fce8d8; color: #c45c00; padding: 10px 14px; font-weight: bold; font-size: 0.95em;\">WR78 \u2014 \u30aa\u30d5\u30bb\u30c3\u30c8\u30b5\u30a4\u30c9\u30d0\u30fc\u6eb6\u63a5\u30b9\u30c1\u30fc\u30eb\u30c1\u30a7\u30fc\u30f3<\/div>\n<div style=\"padding: 13px 14px; background: #fff9f5; font-size: 15px;\">WR78\u306f\u30aa\u30d5\u30bb\u30c3\u30c8\u30b5\u30a4\u30c9\u30d0\u30fc\u69cb\u9020\u3092\u63a1\u7528\u3057\u3066\u3044\u307e\u3059\u3002\u5404\u30ea\u30f3\u30af\u306e\u30b5\u30a4\u30c9\u30d0\u30fc\u306f\u3001\u96a3\u63a5\u3059\u308b\u30ea\u30f3\u30af\u304c\u4ea4\u5dee\u70b9\u3067\u304b\u307f\u5408\u3046\u3088\u3046\u306b\u89d2\u5ea6\u3092\u3064\u3051\u3066\u66f2\u3052\u3089\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u30aa\u30d5\u30bb\u30c3\u30c8\u5f62\u72b6\u306b\u3088\u308a\u3001\u3088\u308a\u7dca\u5bc6\u3067\u30b3\u30f3\u30d1\u30af\u30c8\u306a\u30c1\u30a7\u30fc\u30f3\u69cb\u9020\u304c\u5b9f\u73fe\u3057\u3001\u8ef8\u5916\u8377\u91cd\u306b\u3088\u308b\u306d\u3058\u308c\u306b\u5f37\u3044\u8010\u6027\u3092\u767a\u63ee\u3057\u307e\u3059\u3002\u300cR\u300d\u306f\u6a19\u6e96\uff08\u30ec\u30ae\u30e5\u30e9\u30fc\uff09\u69cb\u9020\u3067\u3042\u308b\u3053\u3068\u3092\u793a\u3057\u307e\u3059\u3002WR78\u306f\u3001\u8fb2\u696d\u7528\u30c9\u30e9\u30c3\u30b0\u30b3\u30f3\u30d9\u30e4\u3001\u7a40\u7269\u30a8\u30ec\u30d9\u30fc\u30bf\u30fc\u3001\u8efd\u5de5\u696d\u7528\u30c9\u30e9\u30c3\u30b0\u30c1\u30a7\u30fc\u30f3\u7528\u9014\u3067\u6700\u3082\u4e00\u822c\u7684\u306a\u4ed5\u69d8\u3067\u3059\u3002<\/div>\n<\/div>\n<div style=\"border-radius: 8px; overflow: hidden;\">\n<div style=\"background: #fce8d8; color: #c45c00; padding: 10px 14px; font-weight: bold; font-size: 0.95em;\">WH78 \u2014 \u30df\u30eb\u304a\u3088\u3073\u91cd\u91cf\u6eb6\u63a5\u92fc\u30c1\u30a7\u30fc\u30f3<\/div>\n<div style=\"padding: 13px 14px; background: #fff9f5; font-size: 15px;\">WH78\u306fWR78\u3088\u308a\u3082\u30b5\u30a4\u30c9\u30d0\u30fc\u306e\u65ad\u9762\u304c\u539a\u304f\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u300cH\u300d\u306f\u30d8\u30d3\u30fc\u69cb\u9020\u3067\u3042\u308b\u3053\u3068\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002\u30d4\u30c3\u30c1\u306f2.609\u30a4\u30f3\u30c1\u3001\u30d0\u30ec\u30eb\u5f84\uff080.875\u30a4\u30f3\u30c1\uff09\u3001\u6b6f\u9762\uff081.000\u30a4\u30f3\u30c1\uff09\u306f\u3069\u3061\u3089\u3082\u540c\u3058\u306a\u306e\u3067\u3001WH78\u306fWR78\u3068\u540c\u3058\u30b9\u30d7\u30ed\u30b1\u30c3\u30c8\u3068\u76f4\u63a5\u4e92\u63db\u6027\u304c\u3042\u308a\u307e\u3059\u3002WH78\u306f\u3001\u30bb\u30e1\u30f3\u30c8\u5de5\u5834\u306e\u539f\u6599\u30b3\u30f3\u30d9\u30a2\u3001\u88fd\u9244\u30b9\u30e9\u30b0\u51e6\u7406\u3001\u885d\u6483\u8377\u91cd\u304cWR78\u306e\u5b9a\u683c\u3092\u8d85\u3048\u308b\u7523\u696d\u7528\u9014\u306a\u3069\u3001\u3088\u308a\u9ad8\u3044\u7834\u65ad\u8377\u91cd\u304c\u8981\u6c42\u3055\u308c\u308b\u5834\u5408\u306b\u6307\u5b9a\u3055\u308c\u307e\u3059\u3002\u4e21\u65b9\u306e\u30c1\u30a7\u30fc\u30f3\u306f\u540c\u3058\u30b9\u30d7\u30ed\u30b1\u30c3\u30c8\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002WH78-A\u3068\u3057\u3066\u30ea\u30b9\u30c8\u3055\u308c\u3066\u3044\u308b\u30b9\u30d7\u30ed\u30b1\u30c3\u30c8\u306f\u3059\u3079\u3066WR78\u3067\u3082\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002<\/div>\n<\/div>\n<\/div>\n<p style=\"font-size: 15px;\">A\u578b\u30b9\u30d7\u30ed\u30b1\u30c3\u30c8\u306f\u30cf\u30d6\u7a81\u8d77\u304c\u306a\u304f\u3001\u5916\u5468\u306b\u6b6f\u5f62\u304c\u523b\u307e\u308c\u305f\u5e73\u3089\u306a\u5186\u76e4\u72b6\u3067\u3001\u4e2d\u592e\u306b\u8cab\u901a\u7a74\u304c\u958b\u3044\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306f\u6eb6\u63a5\u92fc\u88fd\u30c1\u30a7\u30fc\u30f3\u99c6\u52d5\u88c5\u7f6e\u306e\u6a19\u6e96\u7684\u306a\u69cb\u6210\u3067\u3001\u30b9\u30d7\u30ed\u30b1\u30c3\u30c8\u306f\u30ad\u30fc\u3067\u30b7\u30e3\u30d5\u30c8\u306b\u56fa\u5b9a\u3055\u308c\u3001\u30ab\u30e9\u30fc\u307e\u305f\u306f\u30b7\u30e3\u30d5\u30c8\u30b7\u30e7\u30eb\u30c0\u30fc\u3067\u4fdd\u6301\u3055\u308c\u307e\u3059\u3002<\/p>\n<p style=\"font-size: 15px; background: #fff4ec; padding: 12px 14px; border-radius: 6px; border-left: 3px solid #c45c00; margin-bottom: 24px;\">\u8a73\u7d30\u306b\u3064\u3044\u3066\u306f <a style=\"color: #c45c00; text-decoration: none; border-bottom: 1px solid #e8a87c;\" href=\"https:\/\/chain-sprockets.net\/\" target=\"_blank\" rel=\"noopener\">WR78\u6eb6\u63a5\u92fc\u88fd\u30c1\u30a7\u30fc\u30f3\u306e\u4ed5\u69d8<\/a> \u7834\u65ad\u8377\u91cd\u3001\u30a2\u30bf\u30c3\u30c1\u30e1\u30f3\u30c8\u69cb\u6210\u3001XHD\u69cb\u9020\u30d0\u30ea\u30a8\u30fc\u30b7\u30e7\u30f3\u3068\u306e\u4e92\u63db\u6027\u306a\u3069\u3092\u542b\u3080\u6280\u8853\u53c2\u8003\u30c7\u30fc\u30bf\u306f\u3001\u3054\u6ce8\u6587\u524d\u306b\u97d3\u56fd\u30a8\u30d0\u30fc\u30d1\u30ef\u30fc\u793e\u306b\u3054\u8acb\u6c42\u3044\u305f\u3060\u3051\u308c\u3070\u5165\u624b\u53ef\u80fd\u3067\u3059\u3002<\/p>\n<p><!-- MODULE B: CONSTRUCTION OPTIONS \u2014 solid, split-to-bolt, split-for-welding --><\/p>\n<h2 style=\"color: #c45c00; border-left: 4px solid #c45c00; padding-left: 12px; font-size: 1.25em;\">3\u3064\u306e\u69cb\u9020\u30aa\u30d7\u30b7\u30e7\u30f3 \u2015 \u30bd\u30ea\u30c3\u30c9\u30bf\u30a4\u30d7\u3001\u30dc\u30eb\u30c8\u7de0\u3081\u30bf\u30a4\u30d7\u3001\u6eb6\u63a5\u30bf\u30a4\u30d7<\/h2>\n<p style=\"font-size: 15px;\">WR78\/WH78 A\u30d7\u30ec\u30fc\u30c8\u30b9\u30d7\u30ed\u30b1\u30c3\u30c8\u306f\u3001\u305d\u308c\u305e\u308c\u7570\u306a\u308b\u8a2d\u7f6e\u304a\u3088\u3073\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u30b7\u30ca\u30ea\u30aa\u306b\u9069\u3057\u305f3\u3064\u306e\u69cb\u9020\u69cb\u6210\u3067\u88fd\u9020\u3067\u304d\u307e\u3059\u3002<\/p>\n<div style=\"margin: 16px 0 28px; display: flex; flex-direction: column; gap: 10px;\">\n<div style=\"border-radius: 8px; overflow: hidden;\">\n<div style=\"background: #fce8d8; color: #c45c00; padding: 10px 14px; font-weight: bold; font-size: 0.95em;\">\u5805\u7262\u306a\u69cb\u9020 - \u6a19\u6e96\u3001\u6700\u5927\u5f37\u5ea6<\/div>\n<div style=\"padding: 13px 14px; background: #fff9f5; font-size: 15px;\">\u6a19\u6e96A\u30d7\u30ec\u30fc\u30c8\u306f\u3001\u5358\u4e00\u306e\u7121\u57a2\u6750\u304b\u3089\u6a5f\u68b0\u52a0\u5de5\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u6700\u9ad8\u306e\u69cb\u9020\u5f37\u5ea6\u3068\u6b6f\u6839\u5f37\u5ea6\u3092\u5b9f\u73fe\u3057\u3066\u3044\u307e\u3059\u3002\u9ad8\u885d\u6483\u7528\u9014\u3084\u3001\u30b9\u30d7\u30ed\u30b1\u30c3\u30c8\u304c\u30ad\u30fc\u6e9d\u3092\u901a\u3057\u3066\u9ad8\u30c8\u30eb\u30af\u3092\u4f1d\u9054\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u99c6\u52d5\u88c5\u7f6e\u306b\u5fc5\u8981\u3067\u3059\u3002\u30b7\u30e3\u30d5\u30c8\u7aef\u306b\u30a2\u30af\u30bb\u30b9\u3067\u304d\u306a\u3044\u5834\u5408\u306f\u3001\u4ea4\u63db\u6642\u306b\u30b7\u30e3\u30d5\u30c8\u3092\u53d6\u308a\u5916\u3059\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u30b9\u30d7\u30ed\u30b1\u30c3\u30c8\u306f\u30b7\u30e3\u30d5\u30c8\u7aef\u304b\u3089\u30b9\u30e9\u30a4\u30c9\u3055\u305b\u3066\u53d6\u308a\u5916\u3055\u306a\u3051\u308c\u3070\u306a\u308a\u307e\u305b\u3093\u3002<\/div>\n<\/div>\n<div style=\"border-radius: 8px; overflow: hidden;\">\n<div style=\"background: #fce8d8; color: #c45c00; padding: 10px 14px; font-weight: bold; font-size: 0.95em;\">\u5206\u5272\u30dc\u30eb\u30c8\u5f0f - 2\u3064\u306e\u534a\u5206\u306b\u5206\u304b\u308c\u3066\u304a\u308a\u3001\u30b7\u30e3\u30d5\u30c8\u3092\u53d6\u308a\u5916\u3055\u305a\u306b\u73fe\u5834\u3067\u4ea4\u63db\u53ef\u80fd<\/div>\n<div style=\"padding: 13px 14px; background: #fff9f5; font-size: 15px;\">\u30b9\u30d7\u30ed\u30b1\u30c3\u30c8\u306f\u3001\u30b7\u30e3\u30d5\u30c8\u3092\u56f2\u3080\u3088\u3046\u306b\u30dc\u30eb\u30c8\u3067\u56fa\u5b9a\u3059\u308b2\u3064\u306e\u534a\u7403\u72b6\u306b\u52a0\u5de5\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u30b7\u30e3\u30d5\u30c8\u3092\u30d9\u30a2\u30ea\u30f3\u30b0\u304b\u3089\u53d6\u308a\u5916\u3059\u3053\u3068\u306a\u304f\u30b9\u30d7\u30ed\u30b1\u30c3\u30c8\u5168\u4f53\u3092\u4ea4\u63db\u3067\u304d\u308b\u305f\u3081\u300181X\u30b7\u30ea\u30fc\u30ba\u306e\u30da\u30fc\u30b8\u3067\u8aac\u660e\u3055\u308c\u3066\u3044\u308b\u5206\u5272\u5f0f\u30b9\u30d7\u30ed\u30b1\u30c3\u30c8\u3068\u540c\u69d8\u306e\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u4e0a\u306e\u5229\u70b9\u304c\u3042\u308a\u307e\u3059\u3002\u5206\u5272\u5f0f\u30dc\u30eb\u30c8\u69cb\u9020\u306f\u7cbe\u5bc6\u306b\u30de\u30c3\u30c1\u30f3\u30b0\u3055\u308c\u3066\u304a\u308a\u30012\u3064\u306e\u534a\u7403\u306f\u30de\u30c3\u30c1\u30f3\u30b0\u3055\u308c\u305f\u30bb\u30c3\u30c8\u3068\u3057\u3066\u52a0\u5de5\u3055\u308c\u3066\u3044\u308b\u305f\u3081\u3001\u30da\u30a2\u3067\u4ea4\u63db\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u4e00\u4f53\u578b\u3088\u308a\u3082\u82e5\u5e72\u30b3\u30b9\u30c8\u306f\u9ad8\u304f\u306a\u308a\u307e\u3059\u304c\u3001\u7a3c\u50cd\u4e2d\u306e\u30b3\u30f3\u30d9\u30a2\u30e9\u30a4\u30f3\u3067\u306e\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u6642\u9593\u306e\u77ed\u7e2e\u306b\u3088\u3063\u3066\u6b63\u5f53\u5316\u3055\u308c\u307e\u3059\u3002<\/div>\n<\/div>\n<div style=\"border-radius: 8px; overflow: hidden;\">\n<div style=\"background: #fce8d8; color: #c45c00; padding: 10px 14px; font-weight: bold; font-size: 0.95em;\">\u6eb6\u63a5\u7528\u306b\u5206\u5272 \u2014 2\u3064\u306e\u534a\u5206\u3092\u30b7\u30e3\u30d5\u30c8\u306e\u30b9\u30bf\u30d6\u306b\u6eb6\u63a5<\/div>\n<div style=\"padding: 13px 14px; background: #fff9f5; font-size: 15px;\">\u30b9\u30d7\u30ed\u30b1\u30c3\u30c8\u306f\u3001\u73fe\u5834\u3067\u52a0\u5de5\u6e08\u307f\u306e\u30b7\u30e3\u30d5\u30c8\u30b9\u30bf\u30d6\u307e\u305f\u306f\u30b3\u30f3\u30d9\u30e4\u99c6\u52d5\u90e8\u54c1\u306b\u6eb6\u63a5\u3059\u308b\u305f\u3081\u306e2\u3064\u306e\u534a\u7403\u3068\u3057\u3066\u4f9b\u7d66\u3055\u308c\u307e\u3059\u3002\u3053\u306e\u69cb\u9020\u306f\u3001\u30b7\u30e3\u30d5\u30c8\u304c\u6a19\u6e96\u7684\u306a\u6a5f\u68b0\u52a0\u5de5\u90e8\u54c1\u3067\u306f\u306a\u3044\u7279\u6ce8\u30b3\u30f3\u30d9\u30e4\u88c5\u7f6e\u3067\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002\u30b9\u30d7\u30ed\u30b1\u30c3\u30c8\u306e\u534a\u7403\u306f\u3001\u88c5\u7f6e\u306e\u7d44\u307f\u7acb\u3066\u6642\u306b\u52a0\u5de5\u6e08\u307f\u306e\u30b7\u30e3\u30d5\u30c8\u306b\u4f4d\u7f6e\u6c7a\u3081\u3055\u308c\u3001\u6eb6\u63a5\u3055\u308c\u307e\u3059\u3002\u65e2\u5b58\u90e8\u54c1\u306e\u4ea4\u63db\u306b\u306f\u9069\u3057\u3066\u3044\u307e\u305b\u3093\u3002\u65b0\u898f\u88fd\u4f5c\u307e\u305f\u306f\u5927\u898f\u6a21\u306a\u6539\u4fee\u306b\u306e\u307f\u9069\u3057\u3066\u3044\u307e\u3059\u3002<\/div>\n<\/div>\n<\/div>\n<p><!-- MODULE C: SPECIFICATION TABLE --><\/p>\n<h2 style=\"color: #c45c00; border-left: 4px solid #c45c00; padding-left: 12px; font-size: 1.25em;\">WH78 A\u30d7\u30ec\u30fc\u30c8\u30b9\u30d7\u30ed\u30b1\u30c3\u30c8\u4ed5\u69d8 \u2014 7\uff5e20\u6b6f<\/h2>\n<p style=\"font-size: 15px;\">\u5bf8\u6cd5\u306f\u3059\u3079\u3066\u30a4\u30f3\u30c1\u5358\u4f4d\u3067\u3059\u3002\u30d4\u30c3\u30c1\u306f\u5168\u30b5\u30a4\u30ba\u5171\u901a\u30672.609\u30a4\u30f3\u30c1\u3067\u3059\uff0881X\u30b7\u30ea\u30fc\u30ba\u3068\u540c\u3058\uff09\u3002\u30d0\u30ec\u30eb\u5f84\u3068\u6b6f\u9762\u306f\u5168\u30b5\u30a4\u30ba\u5171\u901a\u30670.875\u30a4\u30f3\u30c1\u30681.000\u30a4\u30f3\u30c1\u3067\u3059\u3002\u6700\u5927\u5185\u5f84\u306f\u6b6f\u6570\u306e\u5897\u52a0\u306b\u4f34\u3044\u30012.1875\u30a4\u30f3\u30c1\uff087T\uff09\u304b\u30895.9375\u30a4\u30f3\u30c1\uff0820T\uff09\u307e\u3067\u5927\u304d\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-3271\" src=\"https:\/\/sprocket-chain.net\/wp-content\/uploads\/2026\/05\/Welded-Steel-Chain-Sprockets-Dimension.webp\" alt=\"\u6eb6\u63a5\u92fc\u88fd\u30c1\u30a7\u30fc\u30f3\u30b9\u30d7\u30ed\u30b1\u30c3\u30c8\u306e\u5bf8\u6cd5\" width=\"1448\" height=\"1086\" title=\"\" srcset=\"https:\/\/sprocket-chain.net\/wp-content\/uploads\/2026\/05\/Welded-Steel-Chain-Sprockets-Dimension.webp 1448w, https:\/\/sprocket-chain.net\/wp-content\/uploads\/2026\/05\/Welded-Steel-Chain-Sprockets-Dimension-1280x960.webp 1280w, https:\/\/sprocket-chain.net\/wp-content\/uploads\/2026\/05\/Welded-Steel-Chain-Sprockets-Dimension-980x735.webp 980w, https:\/\/sprocket-chain.net\/wp-content\/uploads\/2026\/05\/Welded-Steel-Chain-Sprockets-Dimension-480x360.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) 1448px, 100vw\" \/><\/p>\n<div style=\"overflow-x: auto; width: 100%; margin-bottom: 32px;\">\n<table style=\"width: 100%; border-collapse: collapse; min-width: 540px; 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;\">\u30b9\u30d7\u30ed\u30b1\u30c3\u30c8 #<\/th>\n<th style=\"padding: 9px 8px; border: 1px solid #a84e00;\">\u6b6f<\/th>\n<th style=\"padding: 9px 8px; border: 1px solid #a84e00;\">\u6295\u7403\uff08\u30a4\u30f3\uff09<\/th>\n<th style=\"padding: 9px 8px; border: 1px solid #a84e00;\">\u30d4\u30c3\u30c1\u5f84<\/th>\n<th style=\"padding: 9px 8px; border: 1px solid #a84e00;\">\u30b9\u30bf\u30a4\u30eb<\/th>\n<th style=\"padding: 9px 8px; border: 1px solid #a84e00;\">\u30b7\u30e5\u30e9\u30a6\u30c9\u76f4\u5f84<\/th>\n<th style=\"padding: 9px 8px; border: 1px solid #a84e00;\">\u30d0\u30ec\u30eb\u5f84<\/th>\n<th style=\"padding: 9px 8px; border: 1px solid #a84e00;\">\u6b6f\u306e\u9854<\/th>\n<th style=\"padding: 9px 8px; border: 1px solid #a84e00;\">\u6700\u5927\u30dc\u30a2<\/th>\n<th style=\"padding: 9px 8px; border: 1px solid #a84e00;\">\u91cd\u3055<\/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;\">WH78-A7<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">7<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">2.609\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">6.01\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">A\u30d7\u30ec\u30fc\u30c8<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">4.150\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">0.875\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">1.000\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">2.1875\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">7.5\u30dd\u30f3\u30c9<\/td>\n<\/tr>\n<tr style=\"background: #fff;\">\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">WH78-A8<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">8<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">2.609\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">6.82\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">A\u30d7\u30ec\u30fc\u30c8<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">5.040\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">0.875\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">1.000\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">2.4375\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">9.0\u30dd\u30f3\u30c9<\/td>\n<\/tr>\n<tr style=\"background: #fff4ec;\">\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">WH78-A9<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">9<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">2.609\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">7.63\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">A\u30d7\u30ec\u30fc\u30c8<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">5.920\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">0.875\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">1.000\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">2.6875\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">11.0\u30dd\u30f3\u30c9<\/td>\n<\/tr>\n<tr style=\"background: #fff;\">\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">WH78-A10<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">10<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">2.609\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">8.44\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">A\u30d7\u30ec\u30fc\u30c8<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">6.776\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">0.875\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">1.000\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">2.9375\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">14.0\u30dd\u30f3\u30c9<\/td>\n<\/tr>\n<tr style=\"background: #fff4ec;\">\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">WH78-A11<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">11<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">2.609\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">9.26\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">A\u30d7\u30ec\u30fc\u30c8<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">7.640\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">0.875\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">1.000\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">3.4375\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">17.0\u30dd\u30f3\u30c9<\/td>\n<\/tr>\n<tr style=\"background: #fff;\">\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">WH78-A12<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">12<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">2.609\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">10.08\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">A\u30d7\u30ec\u30fc\u30c8<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">8.500\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">0.875\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">1.000\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">3.4375\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">20.0\u30dd\u30f3\u30c9<\/td>\n<\/tr>\n<tr style=\"background: #fff4ec;\">\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">WH78-A13<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">13<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">2.609\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">10.90\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">A\u30d7\u30ec\u30fc\u30c8<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">9.350\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">0.875\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">1.000\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">3.9375\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">23.0\u30dd\u30f3\u30c9<\/td>\n<\/tr>\n<tr style=\"background: #fff;\">\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">WH78-A14<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">14<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">2.609\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">11.72\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">A\u30d7\u30ec\u30fc\u30c8<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">10.180\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">0.875\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">1.000\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">4.9375\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">27.0\u30dd\u30f3\u30c9<\/td>\n<\/tr>\n<tr style=\"background: #fff4ec;\">\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">WH78-A15<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">15<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">2.609\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">12.55\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">A\u30d7\u30ec\u30fc\u30c8<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">11.030\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">0.875\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">1.000\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">4.9375\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">31.0\u30dd\u30f3\u30c9<\/td>\n<\/tr>\n<tr style=\"background: #fff;\">\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">WH78-A16<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">16<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">2.609\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">13.37\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">A\u30d7\u30ec\u30fc\u30c8<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">11.860\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">0.875\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">1.000\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">4.9375\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">35.0\u30dd\u30f3\u30c9<\/td>\n<\/tr>\n<tr style=\"background: #fff4ec;\">\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">WH78-A17<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">17<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">2.609\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">14.20\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">A\u30d7\u30ec\u30fc\u30c8<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">12.710\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">0.875\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">1.000\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">4.9375\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">38.0\u30dd\u30f3\u30c9<\/td>\n<\/tr>\n<tr style=\"background: #fff;\">\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">WH78-A18<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">18<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">2.609\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">15.02\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">A\u30d7\u30ec\u30fc\u30c8<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">13.550\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">0.875\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">1.000\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">4.9375\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">41.0\u30dd\u30f3\u30c9<\/td>\n<\/tr>\n<tr style=\"background: #fff4ec;\">\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">WH78-A19<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">19<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">2.609\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">15.85\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">A\u30d7\u30ec\u30fc\u30c8<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">14.380\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">0.875\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">1.000\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">4.9375\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">44.0\u30dd\u30f3\u30c9<\/td>\n<\/tr>\n<tr style=\"background: #fff;\">\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">WH78-A20<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">20<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">2.609\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">14.20\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">A\u30d7\u30ec\u30fc\u30c8<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">12.710\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">0.875\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">1.000\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">5.9375\u30a4\u30f3\u30c1<\/td>\n<td style=\"padding: 7px 5px; border: 1px solid #f0d5c0;\">47.0\u30dd\u30f3\u30c9<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p><!-- MODULE D: MATERIAL \u2014 mild steel vs QT400 --><\/p>\n<h2 style=\"color: #c45c00; border-left: 4px solid #c45c00; padding-left: 12px; font-size: 1.25em;\">\u6750\u6599\u9078\u5b9a \u2015 \u8edf\u92fc vs. QT400\u713c\u5165\u308c\u713c\u623b\u3057\u92fc<\/h2>\n<p><img decoding=\"async\" style=\"max-width: 100%; height: auto; display: block; border-radius: 6px; margin-bottom: 16px;\" title=\"WR78 WH78 \u6eb6\u63a5\u92fc\u88fd\u30c1\u30a7\u30fc\u30f3\u30b9\u30d7\u30ed\u30b1\u30c3\u30c8\u6750\u8cea\uff1a\u8edf\u92fc QT400 \u713c\u5165\u308c\" src=\"https:\/\/sprocket-chain.net\/wp-content\/uploads\/2026\/05\/sprocket-2.webp\" alt=\"WR78 WH78 \u6eb6\u63a5\u92fc\u88fd\u30c1\u30a7\u30fc\u30f3\u30b9\u30d7\u30ed\u30b1\u30c3\u30c8\u6750\u8cea\uff1a\u8edf\u92fc QT400 \u713c\u5165\u308c\" \/><\/p>\n<p style=\"font-size: 15px;\">WR78\/WH78 A\u30d7\u30ec\u30fc\u30c8\u30b9\u30d7\u30ed\u30b1\u30c3\u30c8\u306f\u3001\u6027\u80fd\u7279\u6027\u304c\u5927\u304d\u304f\u7570\u306a\u308b2\u7a2e\u985e\u306e\u6750\u8cea\u30b0\u30ec\u30fc\u30c9\u3067\u63d0\u4f9b\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<div style=\"overflow-x: auto; width: 100%; margin: 16px 0 28px;\">\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;\">\u8ca1\u7523<\/th>\n<th style=\"padding: 10px 12px; border: 1px solid #a84e00;\">\u8edf\u92fc<\/th>\n<th style=\"padding: 10px 12px; border: 1px solid #a84e00;\">QT400\uff08\u713c\u5165\u308c\u713c\u623b\u3057\u51e6\u7406\u6e08\u307f\uff09<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr style=\"background: #fff4ec;\">\n<td style=\"padding: 9px 12px; border: 1px solid #f0d5c0;\">\u964d\u4f0f\u5f37\u5ea6<\/td>\n<td style=\"padding: 9px 12px; border: 1px solid #f0d5c0;\">250 MPa (36,000 psi)<\/td>\n<td style=\"padding: 9px 12px; border: 1px solid #f0d5c0;\"><strong style=\"color: #c45c00;\">\u6700\u4f4e400 MPa (58,000 psi)<\/strong><\/td>\n<\/tr>\n<tr style=\"background: #fff;\">\n<td style=\"padding: 9px 12px; border: 1px solid #f0d5c0;\">\u6b6f\u9762\u786c\u5ea6<\/td>\n<td style=\"padding: 9px 12px; border: 1px solid #f0d5c0;\">120\uff5e160 HB\uff08\u6a5f\u68b0\u52a0\u5de5\u5f8c\uff09<\/td>\n<td style=\"padding: 9px 12px; border: 1px solid #f0d5c0;\"><strong style=\"color: #c45c00;\">300\uff5e360 HB\uff08\u5168\u4f53\u713c\u5165\u308c\uff09<\/strong><\/td>\n<\/tr>\n<tr style=\"background: #fff4ec;\">\n<td style=\"padding: 9px 12px; border: 1px solid #f0d5c0;\">\u8010\u6469\u8017\u6027<\/td>\n<td style=\"padding: 9px 12px; border: 1px solid #f0d5c0;\">\u9069\u5ea6<\/td>\n<td style=\"padding: 9px 12px; border: 1px solid #f0d5c0;\"><strong style=\"color: #c45c00;\">\u7d20\u6674\u3089\u3057\u3044<\/strong><\/td>\n<\/tr>\n<tr style=\"background: #fff;\">\n<td style=\"padding: 9px 12px; border: 1px solid #f0d5c0;\">\u88ab\u524a\u6027\uff08\u7a74\u52a0\u5de5\uff09<\/td>\n<td style=\"padding: 9px 12px; border: 1px solid #f0d5c0;\"><strong style=\"color: #c45c00;\">\u7c21\u5358 \u2015 \u6a19\u6e96\u7684\u306a\u5de5\u5177\u3092\u4f7f\u7528<\/strong><\/td>\n<td style=\"padding: 9px 12px; border: 1px solid #f0d5c0;\">\u4e2d\u7a0b\u5ea6 - \u3088\u308a\u9ad8\u5ea6\u306a\u5de5\u5177\u304c\u5fc5\u8981<\/td>\n<\/tr>\n<tr style=\"background: #fff4ec;\">\n<td style=\"padding: 9px 12px; border: 1px solid #f0d5c0;\">\u6700\u9069\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3<\/td>\n<td style=\"padding: 9px 12px; border: 1px solid #f0d5c0;\">\u8efd\uff5e\u4e2d\u7a0b\u5ea6\u306e\u8fb2\u696d\u7528\u3001\u4f4e\u6469\u8017<\/td>\n<td style=\"padding: 9px 12px; border: 1px solid #f0d5c0;\"><strong style=\"color: #c45c00;\">\u5de5\u696d\u7528\u7814\u78e8\u6750\u3001\u9ad8\u901f\u3001\u9ad8\u8ca0\u8377<\/strong><\/td>\n<\/tr>\n<tr style=\"background: #fff;\">\n<td style=\"padding: 9px 12px; border: 1px solid #f0d5c0;\">\u30ea\u30fc\u30c9\u30bf\u30a4\u30e0<\/td>\n<td style=\"padding: 9px 12px; border: 1px solid #f0d5c0;\"><strong style=\"color: #c45c00;\">\u5728\u5eab\u3042\u308a<\/strong><\/td>\n<td style=\"padding: 9px 12px; border: 1px solid #f0d5c0;\">\u88fd\u4f5c\u671f\u9593\u306f3\uff5e4\u9031\u9593\u3067\u3059\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p style=\"font-size: 15px;\">QT400\u306f\u3001\u30bb\u30e1\u30f3\u30c8\u5de5\u5834\u3001\u88fd\u9244\u30b9\u30e9\u30b0\u51e6\u7406\u3001\u304a\u3088\u3073\u7523\u696d\u7528\u30b3\u30f3\u30d9\u30e4\u7528\u9014\u5411\u3051\u306b\u6307\u5b9a\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u7528\u9014\u3067\u306f\u3001\u30b9\u30d7\u30ed\u30b1\u30c3\u30c8\u306e\u6b6f\u9762\u306b\u63a5\u89e6\u3059\u308b\u642c\u9001\u7269\u306b\u3088\u308b\u6469\u8017\u306b\u8010\u3048\u308b\u305f\u3081\u306b\u3001\u3088\u308a\u9ad8\u3044\u786c\u5ea6\u304c\u6c42\u3081\u3089\u308c\u307e\u3059\u3002\u6a19\u6e96\u7684\u306a\u8fb2\u696d\u7528\u7a40\u7269\u642c\u9001\u30b3\u30f3\u30d9\u30e4\u3084\u8efd\u5de5\u696d\u7528\u8cc7\u6750\u642c\u9001\u306b\u306f\u3001\u8edf\u92fc\u3067\u5341\u5206\u306a\u8010\u7528\u5e74\u6570\u3068\u4f4e\u30b3\u30b9\u30c8\u3092\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002<\/p>\n<p><!-- MODULE E: NON-METALLIC IDLER OPTIONS --><\/p>\n<h2 style=\"color: #c45c00; border-left: 4px solid #c45c00; padding-left: 12px; font-size: 1.25em;\">\u975e\u91d1\u5c5e\u88fd\u30a2\u30a4\u30c9\u30e9\u30fc\u30dc\u30c7\u30a3 \u2015 \u771f\u936e\u3001\u30ca\u30a4\u30ed\u30f3\u3001\u8d85\u9ad8\u5206\u5b50\u91cf\u30dd\u30ea\u30a8\u30c1\u30ec\u30f3\uff08UHMW\uff09\u88fd\u3001\u30b0\u30ea\u30fc\u30b9\u30cb\u30c3\u30d7\u30eb\u4ed8\u304d<\/h2>\n<p style=\"font-size: 15px;\">WR78\/WH78\u30a2\u30a4\u30c9\u30e9\u4f4d\u7f6e\uff08\u975e\u99c6\u52d5\u5f0f\u30c6\u30fc\u30af\u30a2\u30c3\u30d7\u30b9\u30d7\u30ed\u30b1\u30c3\u30c8\uff09\u306f\u3001\u30b9\u30c1\u30fc\u30eb\u88fd\u3067\u306f\u306a\u304f\u3001\u771f\u936e\u3001\u30ca\u30a4\u30ed\u30f3\u3001\u307e\u305f\u306fUHMW-PE\u88fd\u306e\u975e\u91d1\u5c5e\u88fd\u30dc\u30c7\u30a3\u3067\u4f9b\u7d66\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u69cb\u6210\u306b\u306f\u3001\u30d0\u30ec\u30eb\u63a5\u89e6\u9762\u306b\u52a0\u5de5\u3055\u308c\u305f\u30b0\u30ea\u30fc\u30b9\u6e9d\u3068\u3001\u5b9a\u671f\u7684\u306a\u6f64\u6ed1\u306e\u305f\u3081\u306e\u6a19\u6e96\u30b0\u30ea\u30fc\u30b9\u30cb\u30c3\u30d7\u30eb\u304c\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u3002\u975e\u91d1\u5c5e\u88fd\u30dc\u30c7\u30a3\u306f\u3001\u30c1\u30a7\u30fc\u30f3\u3068\u30b9\u30d7\u30ed\u30b1\u30c3\u30c8\u306e\u63a5\u89e6\u306b\u304a\u3051\u308b\u6469\u64e6\u4fc2\u6570\u3092\u4f4e\u6e1b\u3057\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u30c1\u30a7\u30fc\u30f3\u304c\u30c8\u30eb\u30af\u3092\u4f1d\u9054\u305b\u305a\u306b\u30b9\u30d7\u30ed\u30b1\u30c3\u30c8\u306b\u63a5\u89e6\u3059\u308b\u30a2\u30a4\u30c9\u30e9\u4f4d\u7f6e\u306b\u304a\u3044\u3066\u7279\u306b\u6709\u52b9\u3067\u3042\u308a\u3001\u30b9\u30c1\u30fc\u30eb\u540c\u58eb\u306e\u63a5\u89e6\u306b\u3088\u3063\u3066\u30c1\u30a7\u30fc\u30f3\u306e\u5f35\u529b\u306b\u751f\u3058\u308b\u62b5\u6297\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u307e\u3059\u3002<\/p>\n<p style=\"font-size: 15px;\">\u771f\u936e\u88fd\u30a2\u30a4\u30c9\u30e9\u30dc\u30c7\u30a3\u306f\u3001\u92fc\u9244\u304c\u8150\u98df\u3059\u308b\u3088\u3046\u306a\u6e7f\u6f64\u74b0\u5883\u3084\u8150\u98df\u6027\u74b0\u5883\u5411\u3051\u306b\u6307\u5b9a\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u30ca\u30a4\u30ed\u30f3\u88fd\u30dc\u30c7\u30a3\u306f\u3001\u8efd\u91cf\u5316\u304c\u91cd\u8981\u306a\u7528\u9014\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002UHMW\u88fd\u30dc\u30c7\u30a3\uff08\u6469\u64e6\u4fc2\u6570\u304c\u6700\u3082\u4f4e\u3044\uff09\u306f\u3001\u7814\u78e8\u7c89\u5875\u304c\u30b9\u30d7\u30ed\u30b1\u30c3\u30c8\u306b\u63a5\u89e6\u3059\u308b\u30bb\u30e1\u30f3\u30c8\u3084\u9aa8\u6750\u7528\u9014\u306e\u30a2\u30a4\u30c9\u30e9\u4f4d\u7f6e\u306b\u6700\u9069\u306a\u4ed5\u69d8\u3067\u3059\u3002UHMW\u306f\u3001\u3053\u306e\u3088\u3046\u306a\u63a5\u89e6\u6761\u4ef6\u4e0b\u3067\u30ca\u30a4\u30ed\u30f3\u3088\u308a\u3082\u8010\u6469\u8017\u6027\u306b\u512a\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u30893\u7a2e\u985e\u306e\u6750\u8cea\u306f\u3059\u3079\u3066\u3001\u6a19\u6e96\u306eWR78\/WH78\u6b6f\u5f62\u3068\u3001\u30b9\u30d7\u30ed\u30b1\u30c3\u30c8\u306e\u6700\u5927\u5185\u5f84\u7bc4\u56f2\u5185\u306e\u4efb\u610f\u306e\u5185\u5f84\u30b5\u30a4\u30ba\u3067\u3054\u7528\u610f\u3067\u304d\u307e\u3059\u3002<\/p>\n<p><!-- MODULE F: APPLICATIONS --><\/p>\n<h2 style=\"color: #c45c00; border-left: 4px solid #c45c00; padding-left: 12px; font-size: 1.25em;\">WR78\/WH78\u6eb6\u63a5\u92fc\u88fd\u30c1\u30a7\u30fc\u30f3\u30b9\u30d7\u30ed\u30b1\u30c3\u30c8\u304c\u4f7f\u7528\u3055\u308c\u308b\u5834\u6240<\/h2>\n<div style=\"display: flex; flex-wrap: wrap; gap: 16px; margin: 16px 0 28px;\">\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\u8fb2\u696d\u7528\u30c9\u30e9\u30c3\u30b0\u30b3\u30f3\u30d9\u30e4<\/div>\n<p><img decoding=\"async\" style=\"width: 100%; height: auto; display: block;\" title=\"WR78\u6eb6\u63a5\u92fc\u88fd\u30c1\u30a7\u30fc\u30f3\u30b9\u30d7\u30ed\u30b1\u30c3\u30c8\u8fb2\u696d\u7528\u30c9\u30e9\u30c3\u30b0\u30b3\u30f3\u30d9\u30e4\u7a40\u7269\u642c\u9001\" src=\"https:\/\/sprocket-chain.net\/wp-content\/uploads\/2026\/05\/sprocket-and-chain-application-3-300x212.webp\" alt=\"WR78\u6eb6\u63a5\u92fc\u88fd\u30c1\u30a7\u30fc\u30f3\u30b9\u30d7\u30ed\u30b1\u30c3\u30c8\u8fb2\u696d\u7528\u30c9\u30e9\u30c3\u30b0\u30b3\u30f3\u30d9\u30e4\u7a40\u7269\u642c\u9001\" \/><\/p>\n<p style=\"padding: 12px 14px; margin: 0; font-size: 14px;\">\u97d3\u56fd\u306e\u7a40\u7269\u8caf\u8535\u65bd\u8a2d\u3084\u98fc\u6599\u5de5\u5834\u3067\u306f\u3001\u30c9\u30e9\u30c3\u30b0\u30b3\u30f3\u30d9\u30e4\u3084\u7a40\u7269\u30c1\u30a7\u30fc\u30f3\u30b3\u30f3\u30d9\u30e4\u306bWR78\u30c1\u30a7\u30fc\u30f3\u304c\u4f7f\u7528\u3055\u308c\u3066\u304a\u308a\u3001\u30c1\u30a7\u30fc\u30f3\u304cU\u5b57\u578b\u30c8\u30e9\u30d5\u3092\u901a\u3057\u3066\u30d5\u30e9\u30a4\u30c8\u30d1\u30c9\u30eb\u3092\u727d\u5f15\u3057\u307e\u3059\u3002WH78-A9\u3068WH78-A10\u306f\u3001\u6a19\u6e96\u7684\u306a\u7a40\u7269\u30c9\u30e9\u30c3\u30b0\u7528\u9014\u3067\u3088\u304f\u4f7f\u7528\u3055\u308c\u3001\u6b6f\u6570\u304c\u591a\u3044\u3082\u306e\u306f\u4f4e\u901f\u306e\u623b\u308a\u30bb\u30af\u30b7\u30e7\u30f3\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002\u8edf\u92fc\u88fd\u30b9\u30d7\u30ed\u30b1\u30c3\u30c8\u306f\u3001\u307b\u3068\u3093\u3069\u306e\u5b63\u7bc0\u7684\u306a\u7a40\u7269\u642c\u9001\u4f5c\u696d\u306b\u5341\u5206\u5bfe\u5fdc\u3067\u304d\u307e\u3059\u3002<\/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 \u30bb\u30e1\u30f3\u30c8\u304a\u3088\u3073\u9aa8\u6750\u306e\u53d6\u308a\u6271\u3044<\/div>\n<p><img decoding=\"async\" style=\"width: 100%; height: auto; display: block;\" title=\"WH78\u6eb6\u63a5\u92fc\u88fd\u30c1\u30a7\u30fc\u30f3\u30b9\u30d7\u30ed\u30b1\u30c3\u30c8\u30bb\u30e1\u30f3\u30c8\u9aa8\u6750\u30cf\u30f3\u30c9\u30ea\u30f3\u30b0QT400\" src=\"https:\/\/sprocket-chain.net\/wp-content\/uploads\/2026\/05\/sprocket-and-chain-application-2-300x225.webp\" alt=\"WH78\u6eb6\u63a5\u92fc\u88fd\u30c1\u30a7\u30fc\u30f3\u30b9\u30d7\u30ed\u30b1\u30c3\u30c8\u30bb\u30e1\u30f3\u30c8\u9aa8\u6750\u30cf\u30f3\u30c9\u30ea\u30f3\u30b0QT400\" \/><\/p>\n<p style=\"padding: 12px 14px; margin: 0; font-size: 14px;\">\u97d3\u56fd\u306e\u30bb\u30e1\u30f3\u30c8\u5de5\u5834\u3067\u306f\u3001\u30af\u30ea\u30f3\u30ab\u30fc\u3084\u539f\u6599\u3092\u642c\u9001\u3059\u308b\u30b3\u30f3\u30d9\u30a2\u306bWH78\u30c1\u30a7\u30fc\u30f3\u3092\u4f7f\u7528\u3057\u3066\u3044\u307e\u3059\u304c\u3001\u30c1\u30a7\u30fc\u30f3\u3068\u63a5\u89e6\u3059\u308b\u6469\u8017\u6027\u7269\u8cea\u306b\u306fQT400\u713c\u5165\u308c\u30b9\u30d7\u30ed\u30b1\u30c3\u30c8\u304c\u5fc5\u8981\u3067\u3059\u3002\u30d8\u30c3\u30c9\u30b7\u30e3\u30d5\u30c8\u90e8\u306b\u306f\u3001\u30b3\u30f3\u30d9\u30a2\u30d8\u30c3\u30c9\u30a2\u30bb\u30f3\u30d6\u30ea\u5168\u4f53\u3092\u5206\u89e3\u3059\u308b\u3053\u3068\u306a\u304f\u5b9a\u671f\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u6642\u306b\u30b9\u30d7\u30ed\u30b1\u30c3\u30c8\u3092\u4ea4\u63db\u3067\u304d\u308b\u3088\u3046\u3001\u5206\u5272\u30dc\u30eb\u30c8\u69cb\u9020\u304c\u63a1\u7528\u3055\u308c\u308b\u3053\u3068\u304c\u5897\u3048\u3066\u3044\u307e\u3059\u3002<\/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;\">\u2699 \u7279\u6ce8\u88fd\u4f5c\u30b3\u30f3\u30d9\u30e4\u88c5\u7f6e<\/div>\n<p><img decoding=\"async\" style=\"width: 100%; height: auto; display: block;\" title=\"WR78\u6eb6\u63a5\u92fc\u88fd\u30c1\u30a7\u30fc\u30f3\u30b9\u30d7\u30ed\u30b1\u30c3\u30c8\u3001\u6eb6\u63a5\u7528\u306b\u5206\u5272\u3055\u308c\u305f\u30ab\u30b9\u30bf\u30e0\u88fd\u4f5c\u30b3\u30f3\u30d9\u30e4\" src=\"https:\/\/sprocket-chain.net\/wp-content\/uploads\/2026\/05\/sprocket-and-chain-application-1-300x225.webp\" alt=\"WR78\u6eb6\u63a5\u92fc\u88fd\u30c1\u30a7\u30fc\u30f3\u30b9\u30d7\u30ed\u30b1\u30c3\u30c8\u3001\u6eb6\u63a5\u7528\u306b\u5206\u5272\u3055\u308c\u305f\u30ab\u30b9\u30bf\u30e0\u88fd\u4f5c\u30b3\u30f3\u30d9\u30e4\" \/><\/p>\n<p style=\"padding: 12px 14px; margin: 0; font-size: 14px;\">\u97d3\u56fd\u306e\u30b3\u30f3\u30d9\u30e4\u6a5f\u5668\u30e1\u30fc\u30ab\u30fc\u306f\u3001\u7523\u696d\u9867\u5ba2\u5411\u3051\u306b\u30ab\u30b9\u30bf\u30e0\u4ed5\u69d8\u306e\u30c9\u30e9\u30c3\u30b0\u30b3\u30f3\u30d9\u30e4\u3084\u30d0\u30b1\u30c3\u30c8\u30b3\u30f3\u30d9\u30e4\u3092\u88fd\u9020\u3057\u3066\u304a\u308a\u3001\u30b7\u30e3\u30d5\u30c8\u304c\u6a5f\u68b0\u52a0\u5de5\u3067\u306f\u306a\u304f\u6eb6\u63a5\u69cb\u9020\u3068\u306a\u3063\u3066\u3044\u308bWH78 A\u30d7\u30ec\u30fc\u30c8\u30b9\u30d7\u30ed\u30b1\u30c3\u30c8\u3092\u63a1\u7528\u3057\u3066\u3044\u307e\u3059\u3002\u6eb6\u63a5\u69cb\u9020\u306f\u30b3\u30f3\u30d9\u30e4\u8a2d\u8a08\u306b\u4e0d\u53ef\u6b20\u306a\u8981\u7d20\u3067\u3042\u308a\u3001\u88fd\u9020\u6642\u306b\u30b9\u30d7\u30ed\u30b1\u30c3\u30c8\u306e\u30b5\u30a4\u30ba\u3068\u4f4d\u7f6e\u3092\u6b63\u78ba\u306b\u8abf\u6574\u3067\u304d\u307e\u3059\u3002WR78\u3068WH78\u306e\u4e21\u65b9\u306e\u30c1\u30a7\u30fc\u30f3\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u308b\u305f\u3081\u3001\u9867\u5ba2\u304c\u65e2\u306b\u6240\u6709\u3057\u3066\u3044\u308b\u30c1\u30a7\u30fc\u30f3\u3082\u4f7f\u7528\u53ef\u80fd\u3067\u3059\u3002<\/p>\n<\/div>\n<\/div>\n<p><!-- MODULE G: WHY KOREA EVER-POWER --><\/p>\n<h2 style=\"color: #c45c00; border-left: 4px solid #c45c00; padding-left: 12px; font-size: 1.25em;\">\u306a\u305c\u97d3\u56fd\u306e\u30a8\u30d0\u30fc\u30d1\u30ef\u30fc\u30c1\u30a7\u30fc\u30f3\u3068\u30b9\u30d7\u30ed\u30b1\u30c3\u30c8\u306a\u306e\u304b\uff1f<\/h2>\n<p><img decoding=\"async\" style=\"max-width: 100%; height: auto; display: block; border-radius: 6px; margin-bottom: 16px;\" title=\"\u97d3\u56fd\u30a8\u30d0\u30fc\u30d1\u30ef\u30fcWR78 WH78\u6eb6\u63a5\u92fc\u88fd\u30c1\u30a7\u30fc\u30f3\u30b9\u30d7\u30ed\u30b1\u30c3\u30c8\u88fd\u9020\" src=\"https:\/\/sprocket-chain.net\/wp-content\/uploads\/2026\/05\/ever-power-workshop-2.webp\" alt=\"\u97d3\u56fd\u30a8\u30d0\u30fc\u30d1\u30ef\u30fcWR78 WH78\u6eb6\u63a5\u92fc\u88fd\u30c1\u30a7\u30fc\u30f3\u30b9\u30d7\u30ed\u30b1\u30c3\u30c8\u88fd\u9020\" \/><\/p>\n<p style=\"font-size: 15px;\"><a style=\"color: #c45c00; text-decoration: none; border-bottom: 1px solid #e8a87c;\" href=\"https:\/\/sprocket-chain.net\/ja\/\">\u97d3\u56fd\u30a8\u30d0\u30fc\u30d1\u30ef\u30fc\u30c1\u30a7\u30fc\u30f3\uff06\u30b9\u30d7\u30ed\u30b1\u30c3\u30c8\u682a\u5f0f\u4f1a\u793e<\/a> WR78\/WH78 A\u30d7\u30ec\u30fc\u30c8\u30b9\u30d7\u30ed\u30b1\u30c3\u30c8\u3092\u3001\u6750\u8cea\u3068\u69cb\u9020\u306e\u3042\u3089\u3086\u308b\u30aa\u30d7\u30b7\u30e7\u30f3\u3067\u3054\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/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>\u6a19\u6e96\u7684\u306a\u6b6f\u306e\u672c\u657014\u672c\u3059\u3079\u3066<\/strong> \uff087T\uff5e20T\uff09\u8edf\u92fc\u6750\uff1bQT400\u713c\u5165\u308c\u306f\u53d7\u6ce8\u751f\u7523\u30673\uff5e4\u9031\u9593<\/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>3\u7a2e\u985e\u306e\u5efa\u7bc9\u69d8\u5f0f<\/strong> \u2014 \u30bd\u30ea\u30c3\u30c9\u30bf\u30a4\u30d7\u3001\u30dc\u30eb\u30c8\u7de0\u3081\u7528\u5206\u5272\u30bf\u30a4\u30d7\u3001\u6eb6\u63a5\u7528\u5206\u5272\u30bf\u30a4\u30d7\u3002\u3054\u6ce8\u6587\u306e\u969b\u306f\u69cb\u9020\u3092\u3054\u6307\u5b9a\u304f\u3060\u3055\u3044\u3002<\/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>\u975e\u91d1\u5c5e\u88fd\u30a2\u30a4\u30c9\u30e9\u30dc\u30c7\u30a3<\/strong> \u771f\u936e\u3001\u30ca\u30a4\u30ed\u30f3\u3001UHMW\u88fd\u3067\u3001\u30b0\u30ea\u30fc\u30b9\u6e9d\u3068\u7d99\u624b\u306f\u6ce8\u6587\u306b\u5fdc\u3058\u3066\u3054\u7528\u610f\u3067\u304d\u307e\u3059\u3002<\/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>\u7cbe\u5bc6\u30db\u30d6\u52a0\u5de5\u30aa\u30d7\u30b7\u30e7\u30f3<\/strong> \u2015 \u3088\u308a\u53b3\u3057\u3044\u6b6f\u5f62\u516c\u5dee\u304c\u6c42\u3081\u3089\u308c\u308b\u9ad8\u901f\u7528\u9014\u3067\u306f\u3001\u6ce8\u6587\u6642\u306b\u7cbe\u5bc6\u30db\u30d6\u52a0\u5de5\u3068\u3057\u3066\u6307\u5b9a\u3067\u304d\u307e\u3059\u3002<\/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>\u30ab\u30b9\u30bf\u30e0\u30dc\u30a2\u304b\u3089\u6700\u5927\u30dc\u30a2\u307e\u3067<\/strong> \u2014 ASME B17.1 \u307e\u305f\u306f\u9867\u5ba2\u56f3\u9762\u306b\u6e96\u62e0\u3057\u305f\u30ad\u30fc\u6e9d\u3002\u540c\u5fc3\u6b6f\u5f62\u3092\u5b9f\u73fe\u3059\u308b\u305f\u3081\u306b\u3001\u30dc\u30eb\u30c8\u3068\u5bfe\u306b\u306a\u308b\u7a74\u3092\u540c\u6642\u306b\u52a0\u5de5\u3002<\/div>\n<\/div>\n<p><!-- FAQ --><\/p>\n<h2 style=\"color: #c45c00; border-left: 4px solid #c45c00; padding-left: 12px; font-size: 1.25em;\">\u3088\u304f\u3042\u308b\u8cea\u554f<\/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;\">WH78-A\u30b9\u30d7\u30ed\u30b1\u30c3\u30c8\u306f\u300181X\u30b9\u30d7\u30ed\u30b1\u30c3\u30c8\u3068\u3069\u3061\u3089\u3082\u30d4\u30c3\u30c1\u304c2.609\u30a4\u30f3\u30c1\u306a\u306e\u3067\u3001\u4e92\u63db\u6027\u304c\u3042\u308a\u307e\u3059\u304b\uff1f<\/div>\n<div style=\"padding: 13px 14px; background: #fff9f5; font-size: 15px; line-height: 1.75;\">81X\u30c1\u30a7\u30fc\u30f3\u306f\u3001\u30d4\u30c3\u30c1\u304c2.609\u30a4\u30f3\u30c1\u306eANSI\u30a8\u30f3\u30b8\u30cb\u30a2\u30af\u30e9\u30b9\u30ed\u30fc\u30e9\u30fc\u30c1\u30a7\u30fc\u30f3\u3067\u3059\u304c\u3001WR78\/WH78\u6eb6\u63a5\u92fc\u30c1\u30a7\u30fc\u30f3\u3068\u306f\u30ed\u30fc\u30e9\u30fc\u5f84\u3068\u30ea\u30f3\u30af\u5f62\u72b6\u304c\u7570\u306a\u308a\u307e\u3059\u3002\u30b9\u30d7\u30ed\u30b1\u30c3\u30c8\u306e\u6b6f\u5f62\u306f\u3001\u7570\u306a\u308b\u30c1\u30a7\u30fc\u30f3\u65ad\u9762\u306b\u5408\u308f\u305b\u3066\u8a2d\u8a08\u3055\u308c\u3066\u3044\u307e\u3059\u300281X\u30b9\u30d7\u30ed\u30b1\u30c3\u30c8\u306e\u6b6f\u5f62\u306fWH78\u30c1\u30a7\u30fc\u30f3\u30d0\u30ec\u30eb\uff08\u76f4\u5f840.875\u30a4\u30f3\u30c1\uff09\u306b\u6b63\u3057\u304f\u88c5\u7740\u3067\u304d\u305a\u3001WH78\u30b9\u30d7\u30ed\u30b1\u30c3\u30c8\u306e\u30d0\u30ec\u30eb\u30b7\u30fc\u30c8\u306f81X\u30c1\u30a7\u30fc\u30f3\u306e\u30ed\u30fc\u30e9\u30fc\u5f62\u72b6\u3068\u4e00\u81f4\u3057\u307e\u305b\u3093\u3002\u30d4\u30c3\u30c1\u304c\u540c\u3058\u306a\u306e\u306f\u5076\u7136\u3067\u3042\u308a\u3001\u30c1\u30a7\u30fc\u30f3\u3068\u30b9\u30d7\u30ed\u30b1\u30c3\u30c8\u306e\u30b7\u30b9\u30c6\u30e0\u306f\u4e92\u63db\u6027\u304c\u3042\u308a\u307e\u305b\u3093\u3002\u30b9\u30d7\u30ed\u30b1\u30c3\u30c8\u3092\u6ce8\u6587\u3059\u308b\u524d\u306b\u3001\u5fc5\u305a\u30c1\u30a7\u30fc\u30f3\u306e\u578b\u756a\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/div>\n<\/div>\n<div style=\"border-radius: 8px; 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