{"id":2531,"date":"2026-06-24T07:20:00","date_gmt":"2026-06-24T07:20:00","guid":{"rendered":"https:\/\/www.tgvalve.com\/?p=2531"},"modified":"2026-07-07T07:30:02","modified_gmt":"2026-07-07T07:30:02","slug":"butterfly-valve-torque-caculation","status":"publish","type":"post","link":"https:\/\/www.tgvalve.com\/ja\/blog\/butterfly-valve\/butterfly-valve-torque-caculation\/","title":{"rendered":"\u30d0\u30bf\u30d5\u30e9\u30a4\u30d0\u30eb\u30d6\u306e\u30c8\u30eb\u30af\u8a08\u7b97\uff1a\u898f\u683c\u3001\u56f3\u8868\u3001\u304a\u3088\u3073\u8a66\u9a13\u65b9\u6cd5"},"content":{"rendered":"<p class=\"wp-block-paragraph\"><strong>\u30d0\u30bf\u30d5\u30e9\u30a4\u30d0\u30eb\u30d6\u306e\u30c8\u30eb\u30af\u8a08\u7b97<\/strong> \u3053\u308c\u306f\u3001\u30c7\u30a3\u30b9\u30af\u3092\u958b\u9589\u3057\u3001\u6240\u5b9a\u306e\u4f4d\u7f6e\u306b\u4fdd\u6301\u3059\u308b\u305f\u3081\u306b\u5fc5\u8981\u306a\u56de\u8ee2\u529b\u3001\u3059\u306a\u308f\u3061\u30c8\u30eb\u30af\u3092\u63a8\u5b9a\u3059\u308b\u30d7\u30ed\u30bb\u30b9\u3067\u3059\u3002\u3053\u306e\u8a08\u7b97\u306f\u4e3b\u306b\u30a2\u30af\u30c1\u30e5\u30a8\u30fc\u30bf\u306e\u30b5\u30a4\u30ba\u6c7a\u5b9a\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30a2\u30af\u30c1\u30e5\u30a8\u30fc\u30bf\u306e\u9078\u629e\u3092\u9593\u9055\u3048\u308b\u3068 <a href=\"https:\/\/www.tgvalve.com\/ja\/product-category\/butterfly-valve\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u30d0\u30bf\u30d5\u30e9\u30a4\u30d0\u30eb\u30d6<\/a> \u3053\u308c\u306f\u5927\u304d\u306a\u51fa\u8cbb\u306b\u3064\u306a\u304c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u306a\u305c\u306a\u3089\u3001\u30a8\u30f3\u30b8\u30cb\u30a2\u304c\u30d0\u30eb\u30d6\u30c7\u30a3\u30b9\u30af\u3092\u56de\u8ee2\u3055\u305b\u308b\u306e\u306b\u5fc5\u8981\u306a\u30c8\u30eb\u30af\u3092\u8aa4\u3063\u3066\u8a08\u7b97\u3057\u3066\u3057\u307e\u3046\u304b\u3089\u3067\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u8a18\u4e8b\u3067\u306f\u30013\u7a2e\u985e\u306e\u30c8\u30eb\u30af\u306e\u7a2e\u985e\u30016\u3064\u306e\u5f71\u97ff\u8981\u56e0\u3001\u6a19\u6e96\u5f0f\u3001\u304a\u3088\u3073DN50\uff5eDN300\u306e\u53c2\u7167\u30c1\u30e3\u30fc\u30c8\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u30d0\u30bf\u30d5\u30e9\u30a4\u30d0\u30eb\u30d6\u306e\u30c8\u30eb\u30af\u3068\u306f\u4f55\u304b\u3001\u305d\u3057\u3066\u30a2\u30af\u30c1\u30e5\u30a8\u30fc\u30bf\u306e\u9078\u5b9a\u306b\u304a\u3044\u3066\u306a\u305c\u91cd\u8981\u306a\u306e\u304b\uff1f<\/strong><\/h2>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1200\" height=\"650\" src=\"https:\/\/www.tgvalve.com\/wp-content\/uploads\/2026\/07\/An-industrial-mechanical-system-showing-an-actuator-and-valve-component-with-a-red-targeting-graphic-and-text-highlighting-that-incorrect-torque-leads-to-leaks-or-actuator-failure-1200x650.webp\" alt=\"\u30a2\u30af\u30c1\u30e5\u30a8\u30fc\u30bf\u3068\u30d0\u30eb\u30d6\u90e8\u54c1\u3092\u793a\u3059\u7523\u696d\u7528\u6a5f\u68b0\u30b7\u30b9\u30c6\u30e0\u3002\u8d64\u3044\u30bf\u30fc\u30b2\u30c3\u30c8\u30b0\u30e9\u30d5\u30a3\u30c3\u30af\u3068\u30c6\u30ad\u30b9\u30c8\u3067\u3001\u30c8\u30eb\u30af\u306e\u8aa4\u308a\u304c\u6f0f\u308c\u3084\u30a2\u30af\u30c1\u30e5\u30a8\u30fc\u30bf\u306e\u6545\u969c\u306b\u3064\u306a\u304c\u308b\u3053\u3068\u3092\u5f37\u8abf\u3057\u3066\u3044\u308b\u3002\" class=\"wp-image-2533\" srcset=\"https:\/\/www.tgvalve.com\/wp-content\/uploads\/2026\/07\/An-industrial-mechanical-system-showing-an-actuator-and-valve-component-with-a-red-targeting-graphic-and-text-highlighting-that-incorrect-torque-leads-to-leaks-or-actuator-failure-1200x650.webp 1200w, https:\/\/www.tgvalve.com\/wp-content\/uploads\/2026\/07\/An-industrial-mechanical-system-showing-an-actuator-and-valve-component-with-a-red-targeting-graphic-and-text-highlighting-that-incorrect-torque-leads-to-leaks-or-actuator-failure-500x271.webp 500w, https:\/\/www.tgvalve.com\/wp-content\/uploads\/2026\/07\/An-industrial-mechanical-system-showing-an-actuator-and-valve-component-with-a-red-targeting-graphic-and-text-highlighting-that-incorrect-torque-leads-to-leaks-or-actuator-failure-300x162.webp 300w, https:\/\/www.tgvalve.com\/wp-content\/uploads\/2026\/07\/An-industrial-mechanical-system-showing-an-actuator-and-valve-component-with-a-red-targeting-graphic-and-text-highlighting-that-incorrect-torque-leads-to-leaks-or-actuator-failure-768x416.webp 768w, https:\/\/www.tgvalve.com\/wp-content\/uploads\/2026\/07\/An-industrial-mechanical-system-showing-an-actuator-and-valve-component-with-a-red-targeting-graphic-and-text-highlighting-that-incorrect-torque-leads-to-leaks-or-actuator-failure-18x10.webp 18w, https:\/\/www.tgvalve.com\/wp-content\/uploads\/2026\/07\/An-industrial-mechanical-system-showing-an-actuator-and-valve-component-with-a-red-targeting-graphic-and-text-highlighting-that-incorrect-torque-leads-to-leaks-or-actuator-failure-139x75.webp 139w, https:\/\/www.tgvalve.com\/wp-content\/uploads\/2026\/07\/An-industrial-mechanical-system-showing-an-actuator-and-valve-component-with-a-red-targeting-graphic-and-text-highlighting-that-incorrect-torque-leads-to-leaks-or-actuator-failure-480x260.webp 480w, https:\/\/www.tgvalve.com\/wp-content\/uploads\/2026\/07\/An-industrial-mechanical-system-showing-an-actuator-and-valve-component-with-a-red-targeting-graphic-and-text-highlighting-that-incorrect-torque-leads-to-leaks-or-actuator-failure-800x433.webp 800w, https:\/\/www.tgvalve.com\/wp-content\/uploads\/2026\/07\/An-industrial-mechanical-system-showing-an-actuator-and-valve-component-with-a-red-targeting-graphic-and-text-highlighting-that-incorrect-torque-leads-to-leaks-or-actuator-failure.webp 1376w\" sizes=\"auto, (max-width:767px) 480px, (max-width:1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.tgvalve.com\/ja\/contact\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>\u30d0\u30bf\u30d5\u30e9\u30a4\u30d0\u30eb\u30d6\u306e\u30c8\u30eb\u30af\u8a08\u7b97<\/strong><\/a> \u3053\u308c\u306b\u3088\u308a\u3001\u5b9a\u683c\u6761\u4ef6\u4e0b\u3067\u30c7\u30a3\u30b9\u30af\u3092\u5b89\u5168\u306b\u64cd\u4f5c\u3059\u308b\u305f\u3081\u306b\u5fc5\u8981\u306a\u6700\u5c0f\u9650\u306e\u56de\u8ee2\u529b\u3092\u30a8\u30f3\u30b8\u30cb\u30a2\u306b\u63d0\u4f9b\u3067\u304d\u307e\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30c8\u30eb\u30af\u306f\u3001\u30e1\u30fc\u30c8\u30eb\u6cd5\u3067\u306f\u30cb\u30e5\u30fc\u30c8\u30f3\u30e1\u30fc\u30c8\u30eb\uff08Nm\uff09\u3001\u30e4\u30fc\u30c9\u30fb\u30dd\u30f3\u30c9\u6cd5\u3067\u306f\u30d5\u30a3\u30fc\u30c8\u30dd\u30f3\u30c9\uff08ft-lb\uff09\u3067\u8868\u3055\u308c\u307e\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e00\u822c\u7684\u306a\u5b9f\u7528\u7684\u516c\u5f0f\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<em>&nbsp;<\/em><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><em>\u200bTa\u200b=Ts\u200b+Tb\u200b+Td\u200b<\/em> , \u3053\u3053\u3067\u3001\u30a2\u30af\u30c1\u30e5\u30a8\u30fc\u30bf\u30c8\u30eb\u30af\u306f\u3001\u30b7\u30fc\u30c8\u30c8\u30eb\u30af\u3001\u30d9\u30a2\u30ea\u30f3\u30b0\u30c8\u30eb\u30af\u3001\u304a\u3088\u3073\u52d5\u7684\u30c8\u30eb\u30af\u306e\u5408\u8a08\u306b\u7b49\u3057\u3044\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7a7a\u6c17\u5727\u5f0f\u3001\u96fb\u52d5\u5f0f\u3001\u6cb9\u5727\u5f0f\u306e\u30a2\u30af\u30c1\u30e5\u30a8\u30fc\u30bf\u306b\u306f\u3001\u305d\u308c\u305e\u308c\u898f\u5b9a\u306e\u51fa\u529b\u30c8\u30eb\u30af\u7bc4\u56f2\u304c\u3042\u308a\u307e\u3059\u3002\u305d\u306e\u51fa\u529b\u304c\u30d0\u30eb\u30d6\u306e\u8981\u6c42\u30c8\u30eb\u30af\u3092\u4e0b\u56de\u308b\u3068\u3001\u30a2\u30af\u30c1\u30e5\u30a8\u30fc\u30bf\u306f\u52d5\u4f5c\u9014\u4e2d\u3067\u505c\u6b62\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30c8\u30eb\u30af\u8a08\u7b97\u3092\u6b63\u3057\u304f\u884c\u3046\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002\u306a\u305c\u306a\u3089\u3001\u30a2\u30af\u30c1\u30e5\u30a8\u30fc\u30bf\u304c\u505c\u6b62\u3059\u308b\u3068\u30c7\u30a3\u30b9\u30af\u304c\u90e8\u5206\u7684\u306b\u958b\u3044\u305f\u72b6\u614b\u306b\u306a\u308a\u3001\u5185\u90e8\u6f0f\u308c\u3084\u30b7\u30b9\u30c6\u30e0\u969c\u5bb3\u306b\u3064\u306a\u304c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u304b\u3089\u3067\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u904e\u5270\u306b\u5927\u304d\u3044\u30b5\u30a4\u30ba\u3082\u554f\u984c\u3067\u3059\u3002\u51fa\u529b\u304c\u5927\u304d\u3059\u304e\u308b\u30a2\u30af\u30c1\u30e5\u30a8\u30fc\u30bf\u306f\u3001\u6642\u9593\u306e\u7d4c\u904e\u3068\u3068\u3082\u306b\u30b9\u30c6\u30e0\u3001\u30c7\u30a3\u30b9\u30af\u3001\u307e\u305f\u306f\u30a8\u30e9\u30b9\u30c8\u30de\u30fc\u30b7\u30fc\u30c8\u3092\u640d\u50b7\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">AWWA C504\u3084API 609\u306a\u3069\u306e\u898f\u683c\u3067\u306f\u3001\u30d0\u30eb\u30d6\u306e\u51fa\u8377\u524d\u306b\u30e1\u30fc\u30ab\u30fc\u304c\u691c\u8a3c\u3057\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u6700\u5c0f\u30c8\u30eb\u30af\u57fa\u6e96\u304c\u5b9a\u3081\u3089\u308c\u3066\u3044\u307e\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u308c\u3089\u306e\u57fa\u6e96\u306f\u3001\u8abf\u9054\u30c1\u30fc\u30e0\u304c\u30e1\u30fc\u30ab\u30fc\u306e\u30c7\u30fc\u30bf\u30b7\u30fc\u30c8\u3068\u72ec\u7acb\u3057\u305f\u8a66\u9a13\u7d50\u679c\u3092\u7167\u5408\u3059\u308b\u305f\u3081\u306e\u57fa\u6e96\u3068\u306a\u308b\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u8776\u306e\u30c8\u30eb\u30af\u306e3\u3064\u306e\u30bf\u30a4\u30d7<\/strong><\/h2>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1200\" height=\"651\" src=\"https:\/\/www.tgvalve.com\/wp-content\/uploads\/2026\/07\/An-infographic-titled-Three-Types-of-Butterfly-Torque-detailing-break-torque-running-torque-and-seating-torque-1200x651.webp\" alt=\"\u300c\u30d0\u30bf\u30d5\u30e9\u30a4\u30c8\u30eb\u30af\u306e3\u3064\u306e\u30bf\u30a4\u30d7\u300d\u3068\u984c\u3055\u308c\u305f\u30a4\u30f3\u30d5\u30a9\u30b0\u30e9\u30d5\u30a3\u30c3\u30af\u3067\u306f\u3001\u30d6\u30ec\u30fc\u30af\u30c8\u30eb\u30af\u3001\u30e9\u30f3\u30cb\u30f3\u30b0\u30c8\u30eb\u30af\u3001\u304a\u3088\u3073\u30b7\u30fc\u30c6\u30a3\u30f3\u30b0\u30c8\u30eb\u30af\u304c\u8a73\u3057\u304f\u8aac\u660e\u3055\u308c\u3066\u3044\u307e\u3059\u3002\" class=\"wp-image-2534\" srcset=\"https:\/\/www.tgvalve.com\/wp-content\/uploads\/2026\/07\/An-infographic-titled-Three-Types-of-Butterfly-Torque-detailing-break-torque-running-torque-and-seating-torque-1200x651.webp 1200w, https:\/\/www.tgvalve.com\/wp-content\/uploads\/2026\/07\/An-infographic-titled-Three-Types-of-Butterfly-Torque-detailing-break-torque-running-torque-and-seating-torque-500x271.webp 500w, https:\/\/www.tgvalve.com\/wp-content\/uploads\/2026\/07\/An-infographic-titled-Three-Types-of-Butterfly-Torque-detailing-break-torque-running-torque-and-seating-torque-300x163.webp 300w, https:\/\/www.tgvalve.com\/wp-content\/uploads\/2026\/07\/An-infographic-titled-Three-Types-of-Butterfly-Torque-detailing-break-torque-running-torque-and-seating-torque-768x416.webp 768w, https:\/\/www.tgvalve.com\/wp-content\/uploads\/2026\/07\/An-infographic-titled-Three-Types-of-Butterfly-Torque-detailing-break-torque-running-torque-and-seating-torque-18x10.webp 18w, https:\/\/www.tgvalve.com\/wp-content\/uploads\/2026\/07\/An-infographic-titled-Three-Types-of-Butterfly-Torque-detailing-break-torque-running-torque-and-seating-torque-138x75.webp 138w, https:\/\/www.tgvalve.com\/wp-content\/uploads\/2026\/07\/An-infographic-titled-Three-Types-of-Butterfly-Torque-detailing-break-torque-running-torque-and-seating-torque-480x260.webp 480w, https:\/\/www.tgvalve.com\/wp-content\/uploads\/2026\/07\/An-infographic-titled-Three-Types-of-Butterfly-Torque-detailing-break-torque-running-torque-and-seating-torque-800x434.webp 800w, https:\/\/www.tgvalve.com\/wp-content\/uploads\/2026\/07\/An-infographic-titled-Three-Types-of-Butterfly-Torque-detailing-break-torque-running-torque-and-seating-torque.webp 1376w\" sizes=\"auto, (max-width:767px) 480px, (max-width:1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">3\u3064\u306e\u7570\u306a\u308b <strong>\u30d0\u30bf\u30d5\u30e9\u30a4\u30c8\u30eb\u30af<\/strong> \u30a2\u30af\u30c1\u30e5\u30a8\u30fc\u30bf\u306e\u30b5\u30a4\u30ba\u9078\u5b9a\u3092\u884c\u3046\u969b\u306b\u3001\u30a8\u30f3\u30b8\u30cb\u30a2\u304c\u8003\u616e\u3057\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u5024\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u30d6\u30ec\u30fc\u30af\u30c8\u30eb\u30af\uff08\u958b\u9320\u30c8\u30eb\u30af\uff09<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30d6\u30ec\u30fc\u30af\u30c8\u30eb\u30af\u3068\u306f\u3001\u52d5\u4f5c\u30b5\u30a4\u30af\u30eb\u306b\u304a\u3051\u308b\u6700\u5927\u30c8\u30eb\u30af\u5024\u3067\u3059\u3002\u3053\u308c\u306f\u3001\u5727\u529b\u4e0b\u3067\u9759\u6b62\u72b6\u614b\u306b\u3042\u3063\u305f\u5b8c\u5168\u306b\u9589\u3058\u305f\u30c7\u30a3\u30b9\u30af\u3092\u3001\u518d\u3073\u5ea7\u9762\u304b\u3089\u5f15\u304d\u96e2\u3059\u305f\u3081\u306b\u5fc5\u8981\u306a\u529b\u3067\u3059\u3002\u3053\u306e\u77ac\u9593\u3001\u9759\u6b62\u6469\u64e6\u3068\u6700\u5927\u5dee\u5727\u304c\u540c\u6642\u306b\u4f5c\u7528\u3057\u307e\u3059\u3002\u30d6\u30ec\u30fc\u30af\u30c8\u30eb\u30af\u306f\u3001\u30d5\u30a7\u30a4\u30eb\u30af\u30ed\u30fc\u30ba\u5f0f\u30b9\u30d7\u30ea\u30f3\u30b0\u30ea\u30bf\u30fc\u30f3\u578b\u7a7a\u6c17\u5727\u30a2\u30af\u30c1\u30e5\u30a8\u30fc\u30bf\u306e\u6700\u5c0f\u51fa\u529b\u8981\u4ef6\u3092\u6c7a\u5b9a\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u8d70\u884c\u30c8\u30eb\u30af\uff08\u52d5\u7684\u30c8\u30eb\u30af\uff09<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u8d70\u884c\u30c8\u30eb\u30af\u3068\u306f\u3001\u30c7\u30a3\u30b9\u30af\u304c\u30d6\u30ec\u30fc\u30af\u30a2\u30a6\u30a7\u30a4\u3057\u305f\u5f8c\u3082\u56de\u8ee2\u3092\u7d9a\u3051\u308b\u305f\u3081\u306b\u5fc5\u8981\u306a\u529b\u306e\u3053\u3068\u3067\u3059\u3002\u3053\u308c\u306f\u3001\u901a\u5e38\u306e\u72b6\u614b\u3067\u306f\u30d6\u30ec\u30fc\u30af\u30c8\u30eb\u30af\u3088\u308a\u3082\u5c0f\u3055\u304f\u306a\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3057\u304b\u3057\u3001\u30c8\u30eb\u30af\u306f\u30c7\u30a3\u30b9\u30af\u306e\u89d2\u5ea6\u304c\u4e2d\u9593\u7684\u306a\u4f4d\u7f6e\uff08\u901a\u5e38\u306f60\u5ea6\u304b\u308970\u5ea6\u306e\u9593\uff09\u3067\u6025\u6fc0\u306b\u5897\u52a0\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u6025\u6fc0\u306a\u5897\u52a0\u306f\u3001\u6d41\u4f53\u304c\u30c7\u30a3\u30b9\u30af\u306e\u5468\u56f2\u3067\u5206\u5c90\u3059\u308b\u969b\u306b\u30c7\u30a3\u30b9\u30af\u306b\u4f5c\u7528\u3059\u308b\u6d41\u4f53\u529b\u306b\u3088\u3063\u3066\u751f\u3058\u307e\u3059\u3002\u5909\u8abf\u5236\u5fa1\u7528\u306e\u96fb\u52d5\u30a2\u30af\u30c1\u30e5\u30a8\u30fc\u30bf\u306e\u30b5\u30a4\u30ba\u3092\u8a2d\u8a08\u3059\u308b\u30a8\u30f3\u30b8\u30cb\u30a2\u306f\u3001\u3053\u306e\u4e2d\u9593\u30b9\u30c8\u30ed\u30fc\u30af\u306b\u304a\u3051\u308b\u30d4\u30fc\u30af\u5024\u3092\u8003\u616e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u9589\u9396\uff0f\u7740\u5ea7\u30c8\u30eb\u30af<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u7740\u5ea7\u30c8\u30eb\u30af\u3068\u306f\u3001\u30b9\u30c8\u30ed\u30fc\u30af\u306e\u7d42\u308f\u308a\u306b\u30c7\u30a3\u30b9\u30af\u3092\u30b7\u30fc\u30c8\u306b\u5b8c\u5168\u306b\u62bc\u3057\u4ed8\u3051\u308b\u305f\u3081\u306b\u5fc5\u8981\u306a\u529b\u306e\u3053\u3068\u3067\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30bd\u30d5\u30c8\u30b7\u30fc\u30c8\u30d0\u30eb\u30d6\u306e\u5834\u5408\u3001EPDM\u307e\u305f\u306fNBR\u30a8\u30e9\u30b9\u30c8\u30de\u30fc\u3092\u5341\u5206\u306b\u5727\u7e2e\u3057\u3066\u3001\u6f0f\u308c\u306e\u306a\u3044\u30b7\u30fc\u30eb\u3092\u5b9f\u73fe\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u30bd\u30d5\u30c8\u30b7\u30fc\u30eb\u306e\u6f0f\u308c\u7b49\u7d1a\u306f\u901a\u5e38\u30af\u30e9\u30b9VI\u3067\u3042\u308a\u3001API 598\u307e\u305f\u306fISO 5208\u306b\u57fa\u3065\u3044\u3066\u691c\u8a3c\u3055\u308c\u307e\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u91d1\u5c5e\u30b7\u30fc\u30c8\u30d0\u30eb\u30d6\u306f\u3001\u3088\u308a\u9ad8\u3044\u7740\u5ea7\u30c8\u30eb\u30af\u3092\u5fc5\u8981\u3068\u3057\u307e\u3059\u3002\u305d\u306e\u6f0f\u308c\u8a31\u5bb9\u5024\u306f\u3001\u30af\u30e9\u30b9IV\u57fa\u6e96\u3067\u5225\u9014\u898f\u5b9a\u3055\u308c\u3066\u3044\u307e\u3059\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u30d0\u30bf\u30d5\u30e9\u30a4\u30d0\u30eb\u30d6\u306e\u30c8\u30eb\u30af\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u308b6\u3064\u306e\u8981\u56e0<\/strong><\/h2>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1200\" height=\"656\" src=\"https:\/\/www.tgvalve.com\/wp-content\/uploads\/2026\/07\/An-infographic-that-shows-the-6-critical-factors-that-affect-butterfly-valve-torque-1200x656.webp\" alt=\"\u30d0\u30bf\u30d5\u30e9\u30a4\u30d0\u30eb\u30d6\u306e\u30c8\u30eb\u30af\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u308b6\u3064\u306e\u91cd\u8981\u306a\u8981\u7d20\u3092\u793a\u3059\u30a4\u30f3\u30d5\u30a9\u30b0\u30e9\u30d5\u30a3\u30c3\u30af\" class=\"wp-image-2535\" srcset=\"https:\/\/www.tgvalve.com\/wp-content\/uploads\/2026\/07\/An-infographic-that-shows-the-6-critical-factors-that-affect-butterfly-valve-torque-1200x656.webp 1200w, https:\/\/www.tgvalve.com\/wp-content\/uploads\/2026\/07\/An-infographic-that-shows-the-6-critical-factors-that-affect-butterfly-valve-torque-500x273.webp 500w, https:\/\/www.tgvalve.com\/wp-content\/uploads\/2026\/07\/An-infographic-that-shows-the-6-critical-factors-that-affect-butterfly-valve-torque-300x164.webp 300w, https:\/\/www.tgvalve.com\/wp-content\/uploads\/2026\/07\/An-infographic-that-shows-the-6-critical-factors-that-affect-butterfly-valve-torque-768x420.webp 768w, https:\/\/www.tgvalve.com\/wp-content\/uploads\/2026\/07\/An-infographic-that-shows-the-6-critical-factors-that-affect-butterfly-valve-torque-1536x839.webp 1536w, https:\/\/www.tgvalve.com\/wp-content\/uploads\/2026\/07\/An-infographic-that-shows-the-6-critical-factors-that-affect-butterfly-valve-torque-18x10.webp 18w, https:\/\/www.tgvalve.com\/wp-content\/uploads\/2026\/07\/An-infographic-that-shows-the-6-critical-factors-that-affect-butterfly-valve-torque-137x75.webp 137w, https:\/\/www.tgvalve.com\/wp-content\/uploads\/2026\/07\/An-infographic-that-shows-the-6-critical-factors-that-affect-butterfly-valve-torque-480x262.webp 480w, https:\/\/www.tgvalve.com\/wp-content\/uploads\/2026\/07\/An-infographic-that-shows-the-6-critical-factors-that-affect-butterfly-valve-torque-800x437.webp 800w, https:\/\/www.tgvalve.com\/wp-content\/uploads\/2026\/07\/An-infographic-that-shows-the-6-critical-factors-that-affect-butterfly-valve-torque.webp 1999w\" sizes=\"auto, (max-width:767px) 480px, (max-width:1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u6c7a\u5b9a\u3059\u308b\u5909\u6570\u306f 6 \u3064\u3042\u308a\u307e\u3059 <strong>\u30d0\u30bf\u30d5\u30e9\u30a4\u30d0\u30eb\u30d6\u306e\u30c8\u30eb\u30af\u8a08\u7b97\u6307\u6a19<\/strong> \u3042\u3089\u3086\u308b\u7528\u9014\u306b\u304a\u3044\u3066\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u30d0\u30eb\u30d6\u30b5\u30a4\u30ba\uff08DN\uff0f\u30d1\u30a4\u30d7\u5f84\uff09<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30c8\u30eb\u30af\u306f\u3001\u304a\u304a\u3088\u305d\u30c7\u30a3\u30b9\u30af\u76f4\u5f84\u306e3\u4e57\u306b\u6bd4\u4f8b\u3059\u308b\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u3048\u3070\u3001\u540c\u3058\u5727\u529b\u306e\u5834\u5408\u3001DN200\u30d0\u30eb\u30d6\u306fDN50\u30d0\u30eb\u30d6\u3088\u308a\u3082\u306f\u308b\u304b\u306b\u5927\u304d\u306a\u30c8\u30eb\u30af\u3092\u5fc5\u8981\u3068\u3059\u308b\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e3\u4e57\u306e\u95a2\u4fc2\u6027\u3053\u305d\u304c\u3001\u5927\u53e3\u5f84\u30d0\u30eb\u30d6\u304c\u307b\u307c\u4f8b\u5916\u306a\u304f\u30ae\u30a2\u5f0f\u30a2\u30af\u30c1\u30e5\u30a8\u30fc\u30bf\u307e\u305f\u306f\u96fb\u52d5\u30a2\u30af\u30c1\u30e5\u30a8\u30fc\u30bf\u3092\u5fc5\u8981\u3068\u3059\u308b\u7406\u7531\u3067\u3042\u308b\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u5dee\u5727\uff08\u0394P\uff09<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30c8\u30eb\u30af\u8a08\u7b97\u306b\u304a\u3044\u3066\u3001\u5dee\u5727\u306f\u6700\u3082\u5927\u304d\u306a\u5909\u52d5\u8981\u56e0\u3067\u3042\u308b\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u9589\u3058\u305f\u30c7\u30a3\u30b9\u30af\u5168\u4f53\u306b\u308f\u305f\u308b\u0394P\u304c\u5927\u304d\u3044\u307b\u3069\u3001\u5236\u52d5\u30c8\u30eb\u30af\u3068\u7740\u5ea7\u30c8\u30eb\u30af\u306e\u4e21\u65b9\u304c\u5927\u5e45\u306b\u5897\u52a0\u3059\u308b\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30c8\u30eb\u30af\u306f\u3001\u901a\u5e38\u306e\u904b\u8ee2\u5727\u529b\u3067\u306f\u306a\u304f\u3001\u5e38\u306b\u6700\u5927\u5b9a\u683c\u5727\u529b\u5dee\uff08\u0394P\uff09\u3067\u8a08\u7b97\u3057\u3066\u304f\u3060\u3055\u3044\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u30b7\u30fc\u30c8\u7d20\u6750<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">EPDM\u304a\u3088\u3073NBR\u30a8\u30e9\u30b9\u30c8\u30de\u30fc\u306f\u3001PTFE\u30e9\u30a4\u30cb\u30f3\u30b0\u306e\u30b7\u30fc\u30c8\u3088\u308a\u3082\u30b7\u30fc\u30c8\u6469\u64e6\u304c\u5927\u304d\u3044\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7d4c\u5e74\u52a3\u5316\u3057\u305f\u30a8\u30e9\u30b9\u30c8\u30de\u30fc\u306f\u3001\u65b0\u54c1\u30d0\u30eb\u30d6\u306e\u30c7\u30fc\u30bf\u30b7\u30fc\u30c8\u306b\u8a18\u8f09\u3055\u308c\u3066\u3044\u308b\u6570\u5024\u3088\u308a\u3082\u306f\u308b\u304b\u306b\u9ad8\u3044\u30c8\u30eb\u30af\u5024\u3092\u767a\u751f\u3055\u305b\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u9577\u671f\u9593\u4f7f\u7528\u3059\u308b\u8a2d\u5099\u306b\u304a\u3044\u3066\u30a2\u30af\u30c1\u30e5\u30a8\u30fc\u30bf\u306e\u5b89\u5168\u30de\u30fc\u30b8\u30f3\u3092\u9078\u5b9a\u3059\u308b\u969b\u306b\u306f\u3001\u30b7\u30fc\u30c8\u306e\u7d4c\u5e74\u52a3\u5316\u3092\u8003\u616e\u306b\u5165\u308c\u3066\u304f\u3060\u3055\u3044\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u30e1\u30c7\u30a3\u30a2\u306e\u7a2e\u985e\u3068\u7c98\u5ea6<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30b9\u30e9\u30ea\u30fc\u3001\u7c98\u6027\u6d41\u4f53\u3001\u304a\u3088\u3073\u7e4a\u7dad\u72b6\u5a92\u4f53\u306f\u3001\u30c7\u30a3\u30b9\u30af\u306e\u56de\u8ee2\u4e2d\u306b\u6297\u529b\u30c8\u30eb\u30af\u3092\u5897\u52a0\u3055\u305b\u308b\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u307b\u3068\u3093\u3069\u306e\u30e1\u30fc\u30ab\u30fc\u306e\u30c8\u30eb\u30af\u30c1\u30e3\u30fc\u30c8\u3067\u306f\u3001\u304d\u308c\u3044\u306a\u6c34\u304c\u6a19\u6e96\u7684\u306a\u57fa\u6e96\u5024\u3068\u3057\u3066\u4f7f\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30d7\u30ed\u30bb\u30b9\u6d41\u4f53\u304c\u6c34\u3068\u5927\u304d\u304f\u7570\u306a\u308b\u5834\u5408\u306f\u3001\u88fd\u9020\u5143\u306b\u30c8\u30eb\u30af\u5024\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u30d0\u30eb\u30d6\u306e\u8a2d\u8a08\u3068\u504f\u5fc3<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e2d\u5fc3\u307e\u305f\u306f <a href=\"https:\/\/www.tgvalve.com\/ja\/product\/concentric-butterfly-valve\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u540c\u5fc3\u5186\u72b6\u306e\u30d0\u30bf\u30d5\u30e9\u30a4\u30d0\u30eb\u30d6<\/a> \u30c7\u30a3\u30b9\u30af\u3068\u30b7\u30fc\u30c8\u306e\u63a5\u89e6\u309290\u5ea6\u5168\u53ef\u52d5\u7bc4\u56f2\u306b\u308f\u305f\u3063\u3066\u7dad\u6301\u3057\u307e\u3059\u3002\u3053\u306e\u7d99\u7d9a\u7684\u306a\u63a5\u89e6\u306b\u3088\u308a\u3001\u504f\u5fc3\u8a2d\u8a08\u306b\u6bd4\u3079\u3066\u9ad8\u3044\u56de\u8ee2\u30c8\u30eb\u30af\u304c\u5f97\u3089\u308c\u307e\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30c0\u30d6\u30eb\u504f\u5fc3\u30d0\u30eb\u30d6\u3068\u30c8\u30ea\u30d7\u30eb\u504f\u5fc3\u30d0\u30eb\u30d6\u306f\u3001\u958b\u5f01\u6642\u306b\u30c7\u30a3\u30b9\u30af\u3092\u30b7\u30fc\u30c8\u304b\u3089\u5373\u5ea7\u306b\u6301\u3061\u4e0a\u3052\u308b\u305f\u3081\u3001\u4f5c\u52d5\u30c8\u30eb\u30af\u3068\u30b7\u30fc\u30c8\u306e\u6469\u8017\u3092\u4f4e\u6e1b\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n<!DOCTYPE html>\n<html lang=\"en\">\n<head>\n  <title>\u30d2\u30fc\u30ed\u30fc\u88fd\u54c1\u306e\u30cf\u30a4\u30e9\u30a4\u30c8<\/title>\n  <style>\n    \/* Added !important tags to prevent WordPress themes from injecting unwanted underlines *\/\n    .hero-card, .hero-card:hover, .hero-card:focus {\n      display: flex;\n      flex-wrap: wrap;\n      align-items: center;\n      background: #f7f8fa;\n      border-radius: 16px;\n      box-shadow: 0 6px 20px rgba(0, 0, 0, 0.05);\n      padding: 24px;\n      max-width: 900px;\n      margin: 40px auto;\n      font-family: 'Poppins', Arial, sans-serif;\n      text-decoration: none !important; \n      color: inherit;\n    }\n\n    .hero-image {\n      width: 220px;\n      height: auto;\n      border-radius: 12px;\n      object-fit: cover;\n      flex-shrink: 0;\n    }\n\n    .hero-content {\n      padding-left: 24px;\n      flex: 1;\n      min-width: 260px;\n    }\n\n    .hero-title {\n      font-size: 1.6rem;\n      font-weight: bold;\n      margin-bottom: 12px;\n      color: #222;\n      font-family: 'Poppins', sans-serif; \n    }\n\n    .hero-description {\n      font-size: 1rem;\n      color: #555;\n      margin-bottom: 18px;\n      line-height: 1.6;\n    }\n\n    .hero-link {\n      display: inline-block;\n      padding: 10px 20px;\n      background-color: #0066cc;\n      color: #fff !important;\n      text-decoration: none !important;\n      border-radius: 8px;\n      font-weight: bold;\n      transition: background 0.2s ease-in-out;\n    }\n\n    .hero-link:hover {\n      background-color: #004c99;\n    }\n\n    @media (max-width: 640px) {\n      .hero-card {\n        flex-direction: column;\n        text-align: center;\n      }\n\n      .hero-content {\n        padding-left: 0;\n        padding-top: 20px;\n      }\n\n      .hero-image {\n        width: 100%;\n        max-width: 280px;\n      }\n    }\n  <\/style>\n<\/head>\n<body>\n\n<a class=\"hero-card\" href=\"https:\/\/www.tgvalve.com\/ja\/product\/concentric-butterfly-valve\/\" target=\"_blank\">\n  <img decoding=\"async\" class=\"hero-image\" src=\"https:\/\/tgvalve.b-cdn.net\/wp-content\/uploads\/2025\/06\/Concentric-Butterfly-Valve-480x480.webp\" alt=\"\u540c\u5fc3\u30d0\u30bf\u30d5\u30e9\u30a4\u30d0\u30eb\u30d6\">\n  <div class=\"hero-content\">\n    <div class=\"hero-title\">\u540c\u5fc3\u30d0\u30bf\u30d5\u30e9\u30a4\u30d0\u30eb\u30d6<\/div>\n    <div class=\"hero-description\">\n      <strong>\u516c\u79f0\u76f4\u5f84:<\/strong> 2\u30a4\u30f3\u30c1\uff5e64\u30a4\u30f3\u30c1<br>\n      <strong>\u4f53\uff1a<\/strong> \u70ad\u7d20\u92fc\u3001\u92f3\u92fc\u3001\u935b\u92fc\u3001SS304\u3001SS316\u3001\u30a2\u30eb\u30df\u9752\u9285\u3001\u30c0\u30af\u30bf\u30a4\u30eb\u92f3\u9244\n    <\/div>\n    <span class=\"hero-link\">\u88fd\u54c1\u3092\u898b\u308b<\/span>\n  <\/div>\n<\/a>\n\n<\/body>\n<\/html>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u6e29\u5ea6<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f4e\u6e29\u306f\u30a8\u30e9\u30b9\u30c8\u30de\u30fc\u3092\u786c\u5316\u3055\u305b\u3001\u7834\u65ad\u30c8\u30eb\u30af\u3092\u5e38\u6e29\u6642\u3088\u308a\u3082\u5897\u52a0\u3055\u305b\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e00\u65b9\u3001\u9ad8\u6e29\u306b\u306a\u308b\u3068\u30b7\u30fc\u30c8\u304c\u81a8\u5f35\u3057\u305f\u308a\u52a3\u5316\u3057\u305f\u308a\u3057\u3066\u3001\u6642\u9593\u306e\u7d4c\u904e\u3068\u3068\u3082\u306b\u30c8\u30eb\u30af\u7279\u6027\u304c\u5909\u5316\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30a2\u30af\u30c1\u30e5\u30a8\u30fc\u30bf\u306e\u30b5\u30a4\u30ba\u3092\u6700\u7d42\u6c7a\u5b9a\u3059\u308b\u524d\u306b\u3001\u30b7\u30fc\u30c8\u6750\u304c\u52d5\u4f5c\u6e29\u5ea6\u7bc4\u56f2\u5168\u4f53\u306b\u9069\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u5fc5\u305a\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u30d0\u30bf\u30d5\u30e9\u30a4\u30d0\u30eb\u30d6\u306e\u30c8\u30eb\u30af\u8a08\u7b97\u5f0f\u306f\u3069\u306e\u3088\u3046\u306b\u4f7f\u7528\u3059\u308b\u306e\u3067\u3059\u304b\uff1f<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u305d\u306e <strong>\u30d0\u30bf\u30d5\u30e9\u30a4\u30d0\u30eb\u30d6\u306e\u30c8\u30eb\u30af\u8a08\u7b97\u5f0f<\/strong> \u7dcf\u30c8\u30eb\u30af\u306f\u3001\u4ee5\u4e0b\u306b\u793a\u3059\u3088\u3046\u306b\u3001\u6e2c\u5b9a\u53ef\u80fd\u306a4\u3064\u306e\u8981\u7d20\u306b\u5206\u89e3\u3055\u308c\u307e\u3059\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>4\u6210\u5206\u5f0f<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u7dcf\u30c8\u30eb\u30af (T) = <em>Tt + Ts + Tp + Td<\/em><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3069\u3053\uff1a&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Tt = \u30b9\u30c6\u30e0\u30d9\u30a2\u30ea\u30f3\u30b0\u6469\u64e6\u30c8\u30eb\u30af<\/li>\n\n\n\n<li>Ts = \u30b7\u30fc\u30c8\u6469\u64e6\u30c8\u30eb\u30af<\/li>\n\n\n\n<li>Tp = \u5727\u529b\u8a98\u8d77\u30c8\u30eb\u30af\uff08\u30c7\u30a3\u30b9\u30af\u306e\u8ef8\u4e2d\u5fc3\u304b\u3089\u306e\u305a\u308c\uff09<\/li>\n\n\n\n<li>Td = \u6d41\u52d5\u5a92\u4f53\u304b\u3089\u306e\u52d5\u7684\u307e\u305f\u306f\u6d41\u4f53\u529b\u5b66\u7684\u30c8\u30eb\u30af<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>AWWA\u7c21\u6613\u30d5\u30a3\u30fc\u30eb\u30c9\u8a08\u7b97\u5f0f<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u6c34\u9053\u4e8b\u696d\u306e\u7528\u9014\u306b\u304a\u3044\u3066\u306f\u3001AWWA C504\u306f\u5b9f\u7528\u7684\u306a\u8fd1\u9053\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><em>T = K \u00d7 D3 \u00d7 \u0394P<\/em><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3069\u3053\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>T = \u30c8\u30eb\u30af\uff08Nm\uff09<\/li>\n\n\n\n<li>K = \u30d0\u30eb\u30d6\u4fc2\u6570\uff08\u30e1\u30fc\u30ab\u30fc\u306e\u30c7\u30fc\u30bf\u30b7\u30fc\u30c8\u3088\u308a\uff09<\/li>\n\n\n\n<li>D = \u30c7\u30a3\u30b9\u30af\u306e\u76f4\u5f84\uff08\u30e1\u30fc\u30c8\u30eb\uff09<\/li>\n\n\n\n<li>\u0394P = \u5dee\u5727\uff08\u30d0\u30fc\u30eb\uff09<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">K\u306e\u5024\u306f\u3001\u30d0\u30eb\u30d6\u306e\u7a2e\u985e\u3001\u30b7\u30fc\u30c8\u306e\u6750\u8cea\u3001\u30c7\u30a3\u30b9\u30af\u306e\u5f62\u72b6\u306b\u3088\u3063\u3066\u7570\u306a\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5fc5\u305a\u30e1\u30fc\u30ab\u30fc\u304c\u516c\u8868\u3057\u3066\u3044\u308bK\u5024\u3092\u4f7f\u7528\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u4e00\u822c\u7684\u306a\u63a8\u5b9a\u5024\u3092\u4f7f\u7528\u3057\u306a\u3044\u3067\u304f\u3060\u3055\u3044\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u30a2\u30af\u30c1\u30e5\u30a8\u30fc\u30bf\u306e\u30b5\u30a4\u30ba\u6c7a\u5b9a\u306b\u304a\u3051\u308b\u5b89\u5168\u7387<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30a2\u30af\u30c1\u30e5\u30a8\u30fc\u30bf\u3092\u9078\u5b9a\u3059\u308b\u524d\u306b\u3001\u8a08\u7b97\u3055\u308c\u305f\u6700\u5927\u30c8\u30eb\u30af\u306b\u5bfe\u3057\u30661.25\uff5e1.5\u306e\u5b89\u5168\u7387\u3092\u9069\u7528\u3057\u3066\u304f\u3060\u3055\u3044\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">AWWA C504\u306f\u3001\u6a19\u6e96\u7684\u306a\u6c34\u9053\u4e8b\u696d\u30b5\u30fc\u30d3\u30b9\u5411\u3051\u306b\u3053\u306e\u88fd\u54c1\u30b7\u30ea\u30fc\u30ba\u3092\u63a8\u5968\u3057\u3066\u3044\u307e\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u884c\u304d\u6b62\u307e\u308a\u306e\u914d\u7ba1\u3084\u3001\u4f5c\u52d5\u983b\u5ea6\u306e\u4f4e\u3044\u30d0\u30eb\u30d6\u306e\u5834\u5408\u306f\u3001\u5b89\u5168\u7387\u30921.5\uff5e2.0\u306b\u4e0a\u3052\u3066\u304f\u3060\u3055\u3044\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u5e83\u3044\u4f59\u88d5\u306f\u3001\u7d4c\u5e74\u52a3\u5316\u3057\u305f\u30b7\u30fc\u30c8\u3001\u51b7\u9593\u59cb\u52d5\u6642\u3001\u304a\u3088\u3073\u30b9\u30c8\u30ed\u30fc\u30af\u4e2d\u76e4\u306e\u30c8\u30eb\u30af\u30b9\u30d1\u30a4\u30af\u306b\u5bfe\u5fdc\u3067\u304d\u308b\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u30e1\u30fc\u30c8\u30eb\u6cd5\u3068\u30e4\u30fc\u30c9\u30fb\u30dd\u30f3\u30c9\u6cd5<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u30d0\u30bf\u30d5\u30e9\u30a4\u30d0\u30eb\u30d6\u306e\u30c8\u30eb\u30af\u8a08\u7b97\u6307\u6a19<\/strong> D\u304c\u30e1\u30fc\u30c8\u30eb\u5358\u4f4d\u3001\u0394P\u304cPa\u5358\u4f4d\u306e\u5834\u5408\u3001\u30c8\u30eb\u30af\u306fNm\u5358\u4f4d\u3067\u51fa\u529b\u3055\u308c\u307e\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0394P\u304ckPa\u5358\u4f4d\u3067\u5165\u529b\u3055\u308c\u3066\u3044\u308b\u5834\u5408\u306f\u30011,000\u3067\u5272\u3063\u3066\u304f\u3060\u3055\u3044\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30e4\u30fc\u30c9\u30fb\u30dd\u30f3\u30c9\u6cd5\u3067\u306e\u8a08\u7b97\u3067\u306f\u3001D\u306f\u30a4\u30f3\u30c1\u5358\u4f4d\u3001\u0394P\u306fpsi\u5358\u4f4d\u3067\u3059\u3002\u7d50\u679c\u306f\u5358\u4f4d\u63db\u7b97\u4fc2\u6570\u4ed8\u304d\u306eft-lb\u5358\u4f4d\u3067\u8868\u3055\u308c\u307e\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30e1\u30fc\u30c8\u30eb\u6cd5\uff08Nm\uff09\u306f\u3001AWWA\u3001API\u3001\u304a\u3088\u3073ISO\u306e\u6587\u66f8\u306b\u304a\u3051\u308b\u6a19\u6e96\u5358\u4f4d\u3067\u3059\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u30d0\u30bf\u30d5\u30e9\u30a4\u30d0\u30eb\u30d6\u306e\u30c8\u30eb\u30af\u30c1\u30e3\u30fc\u30c8\uff1aDN50\uff5eDN300\u306e\u53c2\u8003\u5024<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u305d\u306e <strong>\u30d0\u30bf\u30d5\u30e9\u30a4\u30d0\u30eb\u30d6\u306e\u30c8\u30eb\u30af\u30c1\u30e3\u30fc\u30c8<\/strong> \u4ee5\u4e0b\u306b\u3001EPDM\u307e\u305f\u306fNBR\u30b7\u30fc\u30c8\u3092\u5099\u3048\u305f\u30bd\u30d5\u30c8\u30b7\u30fc\u30c8\u5f0f\u30bb\u30f3\u30c8\u30ea\u30c3\u30af\u30d0\u30bf\u30d5\u30e9\u30a4\u30d0\u30eb\u30d6\u306e\u76ee\u5b89\u3068\u306a\u308b\u30c8\u30eb\u30af\u5024\u3092\u793a\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u308c\u3089\u306e\u6570\u5024\u306f\u3001\u8a18\u8f09\u3055\u308c\u305f\u5dee\u5727\u7bc4\u56f2\u306b\u304a\u3044\u3066\u3001\u304d\u308c\u3044\u306a\u6c34\u304c\u4f9b\u7d66\u3055\u308c\u308b\u3053\u3068\u3092\u524d\u63d0\u3068\u3057\u3066\u3044\u307e\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u308c\u3089\u306e\u6570\u5024\u306f\u3042\u304f\u307e\u3067\u51fa\u767a\u70b9\u3068\u3057\u3066\u3054\u5229\u7528\u304f\u3060\u3055\u3044\u3002\u30a2\u30af\u30c1\u30e5\u30a8\u30fc\u30bf\u306e\u9078\u5b9a\u3092\u6700\u7d42\u6c7a\u5b9a\u3059\u308b\u524d\u306b\u3001\u30e1\u30fc\u30ab\u30fc\u304c\u767a\u884c\u3059\u308b\u30c8\u30eb\u30af\u66f2\u7dda\u3067\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th><strong>\u30d0\u30eb\u30d6\u30b5\u30a4\u30ba<\/strong><\/th><th><strong>\u5178\u578b\u7684\u306a\u0394P<\/strong><\/th><th><strong>\u30b7\u30fc\u30c8\u7d20\u6750<\/strong><\/th><th><strong>\u30d6\u30ec\u30fc\u30ad\u30c8\u30eb\u30af<\/strong><\/th><th><strong>\u30e9\u30f3\u30cb\u30f3\u30b0\u30c8\u30eb\u30af<\/strong><\/th><th><strong>\u7de0\u3081\u4ed8\u3051\u30c8\u30eb\u30af<\/strong><\/th><\/tr><\/thead><tbody><tr><td>DN50\uff082\u30a4\u30f3\u30c1\uff09<\/td><td>0.5\uff5e1.0\u30d0\u30fc\u30eb<\/td><td>EPDM \/ NBR<\/td><td>8\uff5e14 Nm<\/td><td>10\uff5e16 Nm<\/td><td>12\uff5e18 Nm<\/td><\/tr><tr><td>DN80\uff083\u30a4\u30f3\u30c1\uff09<\/td><td>0.5\uff5e1.0\u30d0\u30fc\u30eb<\/td><td>EPDM \/ NBR<\/td><td>18\uff5e28Nm<\/td><td>22\uff5e32Nm<\/td><td>26\uff5e36Nm<\/td><\/tr><tr><td>DN100\uff084\u30a4\u30f3\u30c1\uff09<\/td><td>1.0\uff5e1.6\u30d0\u30fc\u30eb<\/td><td>EPDM \/ NBR<\/td><td>30\uff5e45Nm<\/td><td>38\uff5e55Nm<\/td><td>44\uff5e60 Nm<\/td><\/tr><tr><td>DN150\uff086\u30a4\u30f3\u30c1\uff09<\/td><td>1.0\uff5e1.6\u30d0\u30fc\u30eb<\/td><td>EPDM \/ NBR<\/td><td>60\uff5e90 Nm<\/td><td>75\uff5e110 Nm<\/td><td>88\uff5e120 Nm<\/td><\/tr><tr><td>DN200\uff088\u30a4\u30f3\u30c1\uff09<\/td><td>1.0\uff5e1.6\u30d0\u30fc\u30eb<\/td><td>EPDM \/ NBR<\/td><td>110\uff5e160 Nm<\/td><td>140\uff5e200Nm<\/td><td>160\uff5e220 Nm<\/td><\/tr><tr><td>DN250\uff0810\u30a4\u30f3\u30c1\uff09<\/td><td>1.0\uff5e1.6\u30d0\u30fc\u30eb<\/td><td>EPDM \/ NBR<\/td><td>180\uff5e260 Nm<\/td><td>220\uff5e320 Nm<\/td><td>260\uff5e360 Nm<\/td><\/tr><tr><td>DN300\uff0812\u30a4\u30f3\u30c1\uff09<\/td><td>1.0\uff5e1.6\u30d0\u30fc\u30eb<\/td><td>EPDM \/ NBR<\/td><td>280\uff5e380 Nm<\/td><td>340\uff5e460 Nm<\/td><td>400\uff5e530 Nm<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u6ce8\u8a18<\/strong>\u8868\u306e\u5024\u306f\u3001\u8a18\u8f09\u3055\u308c\u305f\u5727\u529b\u5dee\u7bc4\u56f2\u306b\u304a\u3051\u308b\u30bd\u30d5\u30c8\u30b7\u30fc\u30c8\u5f0f\u4e2d\u5fc3\u578b\u30d0\u30bf\u30d5\u30e9\u30a4\u30d0\u30eb\u30d6\u306e\u76ee\u5b89\u5024\u3067\u3059\u3002\u91d1\u5c5e\u30b7\u30fc\u30c8\u5f0f\u304a\u3088\u3073\u504f\u5fc3\u5f0f\u8a2d\u8a08\u3067\u306f\u3001\u30c8\u30eb\u30af\u7279\u6027\u304c\u7570\u306a\u308a\u307e\u3059\u3002\u6700\u7d42\u7684\u306a\u30a2\u30af\u30c1\u30e5\u30a8\u30fc\u30bf\u306e\u30b5\u30a4\u30ba\u9078\u5b9a\u306b\u306f\u3001\u30e1\u30fc\u30ab\u30fc\u767a\u884c\u306e\u30c8\u30eb\u30af\u66f2\u7dda\u3092\u4f7f\u7528\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u5b9f\u4e16\u754c\u3067\u306e\u5fdc\u7528\u30b7\u30ca\u30ea\u30aa<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u30b7\u30ca\u30ea\u30aa\u3067\u306f\u3001EPC\u8acb\u8ca0\u696d\u8005\u304c\u6d44\u6c34\u5834\u62e1\u5f35\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u5411\u3051\u306b\u81ea\u52d5\u30d0\u30bf\u30d5\u30e9\u30a4\u30d0\u30eb\u30d6\u3092\u6307\u5b9a\u3057\u3066\u3044\u308b\u3002.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30a2\u30af\u30c1\u30e5\u30a8\u30fc\u30bf\u306e\u30d9\u30f3\u30c0\u30fc\u306f\u3001\u7a7a\u6c17\u5727\u30a2\u30af\u30c1\u30e5\u30a8\u30fc\u30bf\u306e\u30b9\u30d7\u30ea\u30f3\u30b0\u7bc4\u56f2\u3092\u8a2d\u5b9a\u3059\u308b\u305f\u3081\u306b\u3001\u523b\u5370\u3055\u308c\u305f\u30c8\u30eb\u30af\u30c7\u30fc\u30bf\u30b7\u30fc\u30c8\u3092\u5fc5\u8981\u3068\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">TG Valve\u306f\u3001\u5404\u30d0\u30eb\u30d6\u306e\u30b5\u30a4\u30ba\u3068\u5727\u529b\u5b9a\u683c\u3054\u3068\u306b\u5de5\u5834\u767a\u884c\u306e\u30c8\u30eb\u30af\u306b\u95a2\u3059\u308b\u6587\u66f8\u3092\u63d0\u4f9b\u3059\u308b\u3053\u3068\u3067\u3001\u3053\u306e\u554f\u984c\u3092\u89e3\u6c7a\u3057\u307e\u3059\u3002.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u305d\u306e\u7d50\u679c\u3001\u8a2d\u8a08\u6642\u9593\u306e\u77ed\u7e2e\u3068\u30a2\u30af\u30c1\u30e5\u30a8\u30fc\u30bf\u9078\u5b9a\u306b\u304a\u3051\u308b\u30a8\u30e9\u30fc\u306e\u524a\u6e1b\u304c\u5b9f\u73fe\u3059\u308b\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u7d50\u8ad6<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u6b63\u3057\u304f\u8a08\u7b97\u3059\u308b <strong>\u30d0\u30bf\u30d5\u30e9\u30a4\u30c8\u30eb\u30af <\/strong>\u9069\u5207\u306a\u5024\u3092\u9078\u629e\u3059\u308b\u3068\u3044\u3046\u3053\u3068\u306f\u3001\u9069\u5207\u306a\u30a2\u30af\u30c1\u30e5\u30a8\u30fc\u30bf\u3068\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u5185\u90e8\u6f0f\u308c\u3084\u30b7\u30b9\u30c6\u30e0\u969c\u5bb3\u306a\u3069\u306e\u554f\u984c\u306b\u3064\u306a\u304c\u308b\u53ef\u80fd\u6027\u306e\u3042\u308b\u4e0d\u6b63\u78ba\u3055\u3092\u9632\u3050\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.tgvalve.com\/ja\/manufacturing\/\" target=\"_blank\" rel=\"noreferrer noopener\">TG\u30d0\u30eb\u30d6\u306f\u3001\u30b7\u30a7\u30eb\u3068\u30b7\u30fc\u30c8\u306e\u5b8c\u5168\u306a\u30c6\u30b9\u30c8\u3092\u5b9f\u65bd\u3057\u3066\u3044\u307e\u3059\u3002<\/a> \u5de5\u5834\u306b\u304a\u3044\u3066\u3001AWWA C504\u3001API 609\u3001\u304a\u3088\u3073API 598\u306b\u6e96\u62e0\u3057\u3066\u88fd\u9020\u3055\u308c\u3066\u3044\u307e\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3059\u3079\u3066\u306e\u30d0\u30eb\u30d6\u306f\u3001\u30d6\u30ec\u30fc\u30af\u30c8\u30eb\u30af\u3001\u30e9\u30f3\u30cb\u30f3\u30b0\u30c8\u30eb\u30af\u3001\u304a\u3088\u3073\u30b7\u30fc\u30c8\u30c8\u30eb\u30af\u3092\u8a18\u8f09\u3057\u305f\u30c8\u30eb\u30af\u30d1\u30e9\u30e1\u30fc\u30bf\u30b7\u30fc\u30c8\u3092\u6dfb\u4ed8\u3057\u3066\u51fa\u8377\u3055\u308c\u307e\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u306b\u3088\u308a\u3001\u8abf\u9054\u30c1\u30fc\u30e0\u3068\u30a2\u30af\u30c1\u30e5\u30a8\u30fc\u30bf\u30d9\u30f3\u30c0\u30fc\u306f\u3001\u30a2\u30af\u30c1\u30e5\u30a8\u30fc\u30bf\u306e\u51fa\u529b\u3092\u30d0\u30eb\u30d6\u56fa\u6709\u306e\u30c8\u30eb\u30af\u30c7\u30fc\u30bf\u306b\u76f4\u63a5\u7167\u5408\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002.<\/p>\n\n\n\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-fe48e5de wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link has-background wp-element-button\" href=\"https:\/\/www.tgvalve.com\/ja\/contact\/\" style=\"background-color:#1b4ca2\" target=\"_blank\" rel=\"noreferrer noopener\">\u7121\u6599\u898b\u7a4d\u3082\u308a<\/a><\/div>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>","protected":false},"excerpt":{"rendered":"<p>Butterfly valve torque calculation is the process of estimating the rotational force, or torque, needed to open, close, and hold the disc in position. This calculation<span class=\"excerpt-hellip\"> [\u2026]<\/span><\/p>\n","protected":false},"author":1,"featured_media":2532,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-2531","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-butterfly-valve"],"_links":{"self":[{"href":"https:\/\/www.tgvalve.com\/ja\/wp-json\/wp\/v2\/posts\/2531","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.tgvalve.com\/ja\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.tgvalve.com\/ja\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.tgvalve.com\/ja\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.tgvalve.com\/ja\/wp-json\/wp\/v2\/comments?post=2531"}],"version-history":[{"count":1,"href":"https:\/\/www.tgvalve.com\/ja\/wp-json\/wp\/v2\/posts\/2531\/revisions"}],"predecessor-version":[{"id":2537,"href":"https:\/\/www.tgvalve.com\/ja\/wp-json\/wp\/v2\/posts\/2531\/revisions\/2537"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.tgvalve.com\/ja\/wp-json\/wp\/v2\/media\/2532"}],"wp:attachment":[{"href":"https:\/\/www.tgvalve.com\/ja\/wp-json\/wp\/v2\/media?parent=2531"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.tgvalve.com\/ja\/wp-json\/wp\/v2\/categories?post=2531"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.tgvalve.com\/ja\/wp-json\/wp\/v2\/tags?post=2531"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}