{"id":958,"date":"2026-03-26T01:30:37","date_gmt":"2026-03-26T01:30:37","guid":{"rendered":"https:\/\/cartervalves.com\/?p=958"},"modified":"2026-03-24T02:12:52","modified_gmt":"2026-03-24T02:12:52","slug":"esd-valve-selection-leakage-stroke-time","status":"publish","type":"post","link":"https:\/\/cartervalves.com\/ja\/esd-valve-selection-leakage-stroke-time\/","title":{"rendered":"\u7dca\u6025\u30b7\u30e3\u30c3\u30c8\u30c0\u30a6\u30f3\uff08ESD\uff09\u30d0\u30eb\u30d6\u306e\u9078\u5b9a\uff1a\u30ea\u30fc\u30af\u30af\u30e9\u30b9\u3068\u30b9\u30c8\u30ed\u30fc\u30af\u6642\u9593\u306e\u4e21\u65b9\u304c\u91cd\u8981\u306a\u7406\u7531"},"content":{"rendered":"<h2 class=\"wp-block-heading\">ESD\u30d0\u30eb\u30d6\u306e\u9078\u5b9a\u306f\u306a\u305c\u91cd\u8981\u306a\u306e\u304b\uff1f<\/h2>\n\n\n\n<p>\u77f3\u6cb9\u7cbe\u88fd\u6240\u3001\u5316\u5b66\u51e6\u7406\u30d7\u30e9\u30f3\u30c8\u3001\u30aa\u30d5\u30b7\u30e7\u30a2FPSO\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u3001\u767a\u96fb\u65bd\u8a2d\u306a\u3069\u306e\u3088\u3046\u306a\u30ea\u30b9\u30af\u306e\u9ad8\u3044\u7523\u696d\u74b0\u5883\u3067\u306f\u3001\u5b89\u5168\u6027\u306f\u5358\u306a\u308b\u512a\u5148\u4e8b\u9805\u3067\u306f\u306a\u304f\u3001\u7d76\u5bfe\u7684\u306a\u5fc5\u9808\u4e8b\u9805\u3067\u3059\u3002\u91cd\u8981\u306a\u30d7\u30ed\u30bb\u30b9\u304c\u5b89\u5168\u306a\u52d5\u4f5c\u9650\u754c\u3092\u8d85\u3048\u305f\u5834\u5408\u3001\u30b7\u30b9\u30c6\u30e0\u306f\u77ac\u6642\u306b\u53cd\u5fdc\u3057\u3066\u3001\u81f4\u547d\u7684\u306a\u6545\u969c\u3001\u706b\u707d\u3001\u307e\u305f\u306f\u74b0\u5883\u653e\u51fa\u3092\u9632\u6b62\u3057\u306a\u3051\u308c\u3070\u306a\u308a\u307e\u305b\u3093\u3002\u3053\u306e\u4fdd\u8b77\u53cd\u5fdc\u306e\u4e2d\u5fc3\u306b\u3042\u308b\u306e\u304c\u7dca\u6025\u30b7\u30e3\u30c3\u30c8\u30c0\u30a6\u30f3\uff08ESD\uff09\u30d0\u30eb\u30d6\u3067\u3059\u3002.<\/p>\n\n\n\n<p>ESD\u30d0\u30eb\u30d6\u306e\u9078\u5b9a\u306f\u6a19\u6e96\u7684\u306a\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u30d0\u30eb\u30d6\u3084\u624b\u52d5\u9694\u96e2\u30d0\u30eb\u30d6\u306e\u9078\u5b9a\u3068\u306f\u6839\u672c\u7684\u306b\u7570\u306a\u308a\u307e\u3059\u3002\u5b89\u5168\u8a08\u88c5\u30b7\u30b9\u30c6\u30e0(SIS)\u306e\u6700\u5f8c\u306e\u7269\u7406\u7684\u30d0\u30ea\u30a2\u3068\u3057\u3066\u3001ESD\u30d0\u30eb\u30d6\u306f\u8981\u6c42\u306b\u5fdc\u3058\u3066\u5b8c\u74a7\u306b\u6a5f\u80fd\u3057\u306a\u3051\u308c\u3070\u306a\u308a\u307e\u305b\u3093\u3002\u914d\u7ba1\u30a8\u30f3\u30b8\u30cb\u30a2\u3084\u5b89\u5168\u5c02\u9580\u5bb6\u306b\u3068\u3063\u3066\u306f\u3001\u9078\u5b9a\u30d7\u30ed\u30bb\u30b9\u306b\u304a\u3044\u30662\u3064\u306e\u6280\u8853\u7684\u30d1\u30e9\u30e1\u30fc\u30bf\u304c\u4ed6\u306e\u4f55\u3088\u308a\u3082\u91cd\u8981\u3067\u3059\uff1a <strong>\u6f0f\u6d29\u30af\u30e9\u30b9<\/strong> (\u30d0\u30eb\u30d6\u306e\u5bc6\u9589\u5ea6\uff09\u3068 <strong>\u30b9\u30c8\u30ed\u30fc\u30af\u6642\u9593<\/strong> (\u30d0\u30eb\u30d6\u304c\u9589\u3058\u308b\u901f\u3055\uff09\u3002.<\/p>\n\n\n\n<p>\u3053\u306e\u5305\u62ec\u7684\u306a\u30ac\u30a4\u30c9\u3067\u306f\u3001\u4e21\u6307\u6a19\u304c\u91cd\u8981\u3067\u3042\u308b\u7406\u7531\u3001\u30b7\u30b9\u30c6\u30e0\u6cb9\u5727\u3068\u306e\u76f8\u4e92\u4f5c\u7528\u3001\u706b\u707d\u5b89\u5168\u8a8d\u8a3c\u3068SIL\u8a8d\u8a3c\u306e\u91cd\u8981\u6027\u3001\u7279\u5b9a\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u9069\u3057\u305fESD\u30d0\u30eb\u30d6\u306e\u9078\u629e\u65b9\u6cd5\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u7dca\u6025\u30b7\u30e3\u30c3\u30c8\u30c0\u30a6\u30f3\uff08ESD\uff09\u30d0\u30eb\u30d6\u3068\u306f\u4f55\u3067\u3059\u304b\uff1f<\/h2>\n\n\n\n<p>\u7dca\u6025\u30b7\u30e3\u30c3\u30c8\u30c0\u30a6\u30f3\u30d0\u30eb\u30d6(ESDV \u307e\u305f\u306f ESD \u30d0\u30eb\u30d6)\u306f\u3001\u4e00\u3064\u306e\u91cd\u8981\u306a\u76ee\u7684\u306e\u305f\u3081\u306b\u8a2d\u8a08\u3055\u308c\u305f\u7279\u6b8a\u306a\u81ea\u52d5\u4f5c\u52d5\u30d0\u30eb\u30d6\u3067\u3059\u3002\u30d7\u30ed\u30bb\u30b9\u5909\u6570\u3092\u8abf\u6574\u3059\u308b\u305f\u3081\u306b\u9023\u7d9a\u7684\u306b\u6d41\u91cf\u3092\u8abf\u7bc0\u3059\u308b\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u30d0\u30eb\u30d6\u3068\u306f\u7570\u306a\u308a\u3001ESD\u30d0\u30eb\u30d6\u306f\u30d0\u30a4\u30ca\u30ea\u30fc\u30aa\u30da\u30ec\u30fc\u30bf\u30fc\u3067\u3059\u3002\u901a\u5e38\u904b\u8ee2\u4e2d\u306f\u5168\u958b\u72b6\u614b\u3092\u7dad\u6301\u3057\u3001\u6642\u306b\u306f\u6570\u30ab\u6708\u304b\u3089\u6570\u5e74\u306b\u308f\u305f\u308a\u52d5\u304b\u305a\u3001\u7dca\u6025\u30c8\u30ea\u30c3\u30d7\u4fe1\u53f7\u3092\u53d7\u4fe1\u3059\u308b\u3068\u5168\u9589\u72b6\u614b\u306b\u3057\u3066\u6d41\u308c\u3092\u906e\u65ad\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n<p>\u5b89\u5168\u8a08\u88c5\u6a5f\u80fd(SIF)\u5185\u306e\u6700\u5f8c\u306e\u5236\u5fa1\u8981\u7d20\u3068\u3057\u3066\u3001ESD\u30d0\u30eb\u30d6\u306f\u6700\u5f8c\u306e\u9632\u885b\u7dda\u3067\u3059\u3002\u30d0\u30eb\u30d6\u304c\u9589\u307e\u3089\u306a\u304b\u3063\u305f\u308a\u3001\u4e00\u65e6\u9589\u3058\u305f\u5f8c\u306b\u3057\u3063\u304b\u308a\u3068\u30b7\u30fc\u30eb\u3067\u304d\u306a\u304b\u3063\u305f\u308a\u3059\u308b\u3068\u3001\u5b89\u5168\u30b7\u30b9\u30c6\u30e0\u5168\u4f53\u304c\u5371\u967a\u306b\u3055\u3089\u3055\u308c\u307e\u3059\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">ESDV\u5bfeSDV\u5bfeBDV\uff1a\u7528\u8a9e\u306e\u7406\u89e3<\/h3>\n\n\n\n<p>\u30d7\u30ed\u30bb\u30b9\u5b89\u5168\u5de5\u5b66\u3067\u306f\u3001\u3044\u304f\u3064\u304b\u306e\u7565\u8a9e\u304c\u983b\u7e41\u306b\u4f7f\u7528\u3055\u308c\u3001\u6642\u306b\u306f\u4e92\u63db\u6027\u304c\u3042\u308b\u305f\u3081\u6df7\u4e71\u304c\u751f\u3058\u308b\u3053\u3068\u304c\u3042\u308b\u3002\u3053\u308c\u3089\u3092\u533a\u5225\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3042\u308b\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>ESDV\uff08\u7dca\u6025\u30b7\u30e3\u30c3\u30c8\u30c0\u30a6\u30f3\u30d0\u30eb\u30d6\uff09\/ ESV\uff08\u7dca\u6025\u30b7\u30e3\u30c3\u30c8\u30aa\u30d5\u30d0\u30eb\u30d6\uff09\uff1a<\/strong> \u3053\u308c\u3089\u306f\u3001\u7dca\u6025\u30b7\u30e3\u30c3\u30c8\u30c0\u30a6\u30f3\u30b7\u30b9\u30c6\u30e0\u306b\u3088\u3063\u3066\u4f5c\u52d5\u3059\u308b\u5168\u3066\u306e\u30d0\u30eb\u30d6\u3092\u6307\u3059\u5e83\u7fa9\u306e\u7528\u8a9e\u3067\u3042\u308b\u3002.<\/li>\n\n\n\n<li><strong>SDV\uff08\u30b7\u30e3\u30c3\u30c8\u30c0\u30a6\u30f3\u30d0\u30eb\u30d6\uff09\uff1a<\/strong> \u7279\u5b9a\u306e\u30bf\u30a4\u30d7\u306eESDV\u306f\u3001\u6b21\u306e\u3088\u3046\u306b\u8a2d\u8a08\u3055\u308c\u3066\u3044\u308b\u3002 <em>\u30b9\u30c8\u30c3\u30d7<\/em> \u5371\u967a\u306a\u6d41\u4f53\u306e\u6d41\u308c\u3092\u906e\u65ad\u3057\u307e\u3059\u3002\u30c8\u30ea\u30c3\u30d7\u4fe1\u53f7\u3092\u53d7\u4fe1\u3059\u308b\u3068\u3001SDV\u306f\u9589\u3058\u3001\u66b4\u8d70\u539f\u5b50\u7089\u3078\u306e\u4f9b\u7d66\u3092\u906e\u65ad\u3057\u305f\u308a\u3001\u8caf\u8535\u30bf\u30f3\u30af\u3092\u9694\u96e2\u3059\u308b\u306a\u3069\u3001\u5371\u967a\u533a\u57df\u3092\u9694\u96e2\u3059\u308b\u3002.<\/li>\n\n\n\n<li><strong>BDV\uff08\u30d6\u30ed\u30fc\u30c0\u30a6\u30f3\u30d0\u30eb\u30d6\uff09\uff1a<\/strong> SDV\u3068\u306f\u6b63\u53cd\u5bfe\u306e\u30aa\u30da\u30ec\u30fc\u30b7\u30e7\u30f3\u3092\u884c\u3046\u3002BDV\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u8a2d\u8a08\u3055\u308c\u3066\u3044\u308b\u3002 <em>\u30ea\u30ea\u30fc\u30b9<\/em> \u5727\u3092\u767a\u751f\u3055\u305b\u307e\u3059\u3002\u30c8\u30ea\u30c3\u30d7\u4fe1\u53f7\u3092\u53d7\u4fe1\u3059\u308b\u3068\u3001BDV\u304c\u958b\u304d\u3001\u9589\u3058\u8fbc\u3081\u3089\u308c\u305f\u5371\u967a\u306a\u6db2\u4f53\u3084\u84b8\u6c17\u3092\u30d5\u30ec\u30a2\u30b9\u30bf\u30c3\u30af\u307e\u305f\u306f\u5b89\u5168\u306a\u5834\u6240\u306b\u5b89\u5168\u306b\u6392\u51fa\u3057\u3001\u7206\u767a\u3092\u9632\u3050\u305f\u3081\u306b\u30b7\u30b9\u30c6\u30e0\u3092\u6e1b\u5727\u3057\u307e\u3059\u3002.<\/li>\n<\/ul>\n\n\n\n<p>\u52d5\u4f5c\u306f\u7570\u306a\u308b\uff08\u30d5\u30a7\u30a4\u30eb\u30af\u30ed\u30fc\u30ba\u30c9\u304b\u30d5\u30a7\u30a4\u30eb\u30aa\u30fc\u30d7\u30f3\u304b\uff09\u304c\u3001SDV\u3068BDV\u306f\u3069\u3061\u3089\u3082ESD\u30b7\u30b9\u30c6\u30e0\u5168\u4f53\u306e\u91cd\u8981\u306a\u69cb\u6210\u8981\u7d20\u3067\u3042\u308a\u3001\u4fe1\u983c\u6027\u3068\u30b9\u30d4\u30fc\u30c9\u306b\u5bfe\u3059\u308b\u53b3\u3057\u3044\u8981\u4ef6\u306f\u5171\u901a\u3057\u3066\u3044\u308b\u3002.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"572\" src=\"https:\/\/cartervalves.com\/wp-content\/uploads\/2026\/03\/image-4-1024x572.webp\" alt=\"\" class=\"wp-image-961\" srcset=\"https:\/\/cartervalves.com\/wp-content\/uploads\/2026\/03\/image-4-1024x572.webp 1024w, https:\/\/cartervalves.com\/wp-content\/uploads\/2026\/03\/image-4-300x167.webp 300w, https:\/\/cartervalves.com\/wp-content\/uploads\/2026\/03\/image-4-768x429.webp 768w, https:\/\/cartervalves.com\/wp-content\/uploads\/2026\/03\/image-4-1536x857.webp 1536w, https:\/\/cartervalves.com\/wp-content\/uploads\/2026\/03\/image-4-2048x1143.webp 2048w, https:\/\/cartervalves.com\/wp-content\/uploads\/2026\/03\/image-4-18x10.webp 18w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">ESD\u30d0\u30eb\u30d6\u306b\u304a\u3051\u308b\u30ea\u30fc\u30b1\u30fc\u30b8\u30af\u30e9\u30b9\u306e\u91cd\u8981\u6027<\/h2>\n\n\n\n<p>\u7dca\u6025\u4e8b\u614b\u304c\u767a\u751f\u3057\u305f\u5834\u5408\u3001\u6d41\u4f53\u306e\u30d0\u30eb\u30af\u30d5\u30ed\u30fc\u3092\u6b62\u3081\u308b\u3060\u3051\u3067\u306f\u5341\u5206\u3067\u3042\u308b\u3053\u3068\u306f\u7a00\u3067\u3059\u3002\u9694\u96e2\u3055\u308c\u305f\u5a92\u4f53\u304c\u975e\u5e38\u306b\u53ef\u71c3\u6027\u304c\u9ad8\u304f\u3001\u6bd2\u6027\u304c\u3042\u308a\u3001\u6975\u7aef\u306a\u5727\u529b\u4e0b\u306b\u3042\u308b\u5834\u5408\u3001\u5f01\u5ea7\u3092\u6a2a\u5207\u308b\u5fae\u5c0f\u306a\u6f0f\u308c\u3067\u3055\u3048\u3001\u706b\u707d\u3092\u5f15\u304d\u8d77\u3053\u3057\u305f\u308a\u3001\u5371\u967a\u306a\u30ac\u30b9\u3092\u5927\u6c17\u4e2d\u306b\u653e\u51fa\u3057\u305f\u308a\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001ESD\u30d0\u30eb\u30d6\u306e\u30b7\u30fc\u30ea\u30f3\u30b0\u306e\u5b8c\u5168\u6027\u306f\u6700\u3082\u91cd\u8981\u3067\u3059\u3002.<\/p>\n\n\n\n<p>\u30d0\u30eb\u30d6\u306e\u6f0f\u308c\u306f\u3001\u7c73\u56fd\u898f\u683c\u5354\u4f1a\uff08ANSI\uff09\u3084\u56fd\u969b\u96fb\u6c17\u6a19\u6e96\u4f1a\u8b70\uff08IEC\uff09\u306a\u3069\u306e\u7d44\u7e54\u306b\u3088\u3063\u3066\u4e16\u754c\u7684\u306b\u6a19\u6e96\u5316\u3055\u308c\u3066\u3044\u308b\u3002\u305d\u306e <strong>ANSI\/FCI 70-2<\/strong> (\u304a\u3088\u3073\u540c\u7b49\u306eIEC 60534-4\uff09\u898f\u683c\u306f\u3001\u30af\u30e9\u30b9I\uff08\u6700\u3082\u53b3\u3057\u3044\uff09\u304b\u3089\u30af\u30e9\u30b9VI\uff08\u6700\u3082\u53b3\u3057\u3044\uff09\u307e\u3067\u306e6\u3064\u306e\u7570\u306a\u308b\u30b7\u30fc\u30c8\u30ea\u30fc\u30af\u5206\u985e\u3092\u5b9a\u7fa9\u3057\u3066\u3044\u308b\u3002.<\/p>\n\n\n\n<p>\u7dca\u6025\u30b7\u30e3\u30c3\u30c8\u30c0\u30a6\u30f3\u30fb\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u5834\u5408\u3001\u8a31\u5bb9\u53ef\u80fd\u306a\u6700\u4f4e\u57fa\u6e96\u306f\u901a\u5e38\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002 <strong>\u30af\u30e9\u30b9IV<\/strong>. .API 553\uff08\u5236\u5fa1\u53ca\u3073\u5b89\u5168\u8a08\u88c5\u30b7\u30b9\u30c6\u30e0\u7528\u88fd\u6cb9\u6240\u30d0\u30eb\u30d6\u53ca\u3073\u4ed8\u5c5e\u54c1\uff09\u306b\u3088\u308b\u3068\u3001ESD \u30d0\u30eb\u30d6\u306f\u30d9\u30fc\u30b9\u30e9\u30a4\u30f3\u3068\u3057\u3066 ANSI\/FCI 70-2 \u30ec\u30d9\u30eb IV \u3067\u6a5f\u80fd\u3057\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3002\u3053\u306e\u30af\u30e9\u30b9\u306f\u30d0\u30eb\u30d6\u306e\u5b9a\u683c\u5bb9\u91cf\u306e 0.01% \u306e\u6700\u5927\u6f0f\u308c\u3092\u8a31\u5bb9\u3059\u308b\u3082\u306e\u3067\u3001\u4e00\u822c\u7684\u306b\u6a19\u6e96\u7684\u306a\u30e1\u30bf\u30eb\u30fb\u30c8\u30a5\u30fb\u30e1\u30bf\u30eb\u30fb\u30b7\u30fc\u30c6\u30a3\u30f3\u30b0\u3067\u9054\u6210\u3055\u308c\u308b\u3002.<\/p>\n\n\n\n<p>\u3057\u304b\u3057\u3001\u30d7\u30ed\u30bb\u30b9\u6761\u4ef6\u304c\u53b3\u3057\u304f\u306a\u308b\u306b\u3064\u308c\u3066\u3001\u3088\u308a\u9ad8\u3044\u30ea\u30fc\u30af\u30fb\u30af\u30e9\u30b9\u304c\u8981\u6c42\u3055\u308c\u308b\u3088\u3046\u306b\u306a\u308b\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u30af\u30e9\u30b9V\uff1a<\/strong> \u9ad8\u5727\u7528\u9014\u3001\u30af\u30ea\u30fc\u30f3\u30b5\u30fc\u30d3\u30b9\u3001\u307e\u305f\u306f\u5371\u967a\u306a\u6d41\u4f53\u306b\u5fc5\u8981\u3067\u3059\u3002\u8a31\u5bb9\u30ea\u30fc\u30af\u91cf\u306f\u3001\u30dd\u30fc\u30c8\u76f4\u5f841\u30a4\u30f3\u30c1\u5f53\u305f\u308a\u3001\u5dee\u57271psi\u5f53\u305f\u308a\u3001\u6bce\u52060.0005ml\u3068\u53b3\u5bc6\u306b\u5b9a\u7fa9\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u305f\u3081\u3001\u7cbe\u5bc6\u52a0\u5de5\u3068\u512a\u308c\u305f\u30b7\u30fc\u30c8\u8a2d\u8a08\u304c\u5fc5\u8981\u3068\u306a\u308a\u307e\u3059\u3002.<\/li>\n\n\n\n<li><strong>\u30af\u30e9\u30b9VI\uff1a<\/strong> \u3057\u3070\u3057\u3070\u300c\u30d0\u30d6\u30eb\u30bf\u30a4\u30c8\u300d\u30b7\u30e3\u30c3\u30c8\u30aa\u30d5\u3068\u547c\u3070\u308c\u307e\u3059\u3002\u3053\u308c\u306f\u6700\u3082\u53b3\u3057\u3044\u5206\u985e\u3067\u3001\u7a7a\u6c17\u307e\u305f\u306f\u7a92\u7d20\u3067\u30c6\u30b9\u30c8\u3055\u308c\u3001\u6bd2\u6027\u306e\u9ad8\u3044\u30ac\u30b9\u3001\u91cd\u8981\u306a\u9694\u96e2\u30dd\u30a4\u30f3\u30c8\u3001\u76ee\u306b\u898b\u3048\u308b\u6f0f\u308c\u304c\u30bc\u30ed\u3067\u3042\u308b\u3053\u3068\u304c\u8a31\u5bb9\u3055\u308c\u308b\u7528\u9014\u306b\u306f\u5fc5\u9808\u3067\u3059\u3002.<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"507\" src=\"https:\/\/cartervalves.com\/wp-content\/uploads\/2026\/03\/image-5-1024x507.webp\" alt=\"\" class=\"wp-image-962\" srcset=\"https:\/\/cartervalves.com\/wp-content\/uploads\/2026\/03\/image-5-1024x507.webp 1024w, https:\/\/cartervalves.com\/wp-content\/uploads\/2026\/03\/image-5-300x149.webp 300w, https:\/\/cartervalves.com\/wp-content\/uploads\/2026\/03\/image-5-768x380.webp 768w, https:\/\/cartervalves.com\/wp-content\/uploads\/2026\/03\/image-5-1536x761.webp 1536w, https:\/\/cartervalves.com\/wp-content\/uploads\/2026\/03\/image-5-2048x1014.webp 2048w, https:\/\/cartervalves.com\/wp-content\/uploads\/2026\/03\/image-5-18x9.webp 18w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u30af\u30e9\u30b9V\u307e\u305f\u306fVI\u306e\u6f0f\u308c\u3092\u9054\u6210\u3059\u308b\u306b\u306f\u3001\u5f93\u6765\u306f\u9ad8\u6e29\u3084\u706b\u707d\u306b\u975e\u5e38\u306b\u5f31\u3044\uff08PTFE\u306e\u3088\u3046\u306a\uff09\u67d4\u3089\u304b\u3044\u30a8\u30e9\u30b9\u30c8\u30de\u30fc\u30b7\u30fc\u30c8\u304c\u5fc5\u8981\u3060\u3063\u305f\u3002\u73fe\u5728\u3067\u306f <a href=\"https:\/\/cartervalves.com\/ja\/product\/ultra-high-pressure-triple-offset-butterfly-valve\/\">\u30c8\u30ea\u30d7\u30eb\u30aa\u30d5\u30bb\u30c3\u30c8\u30d0\u30bf\u30d5\u30e9\u30a4\u30d0\u30eb\u30d6<\/a> \u306f\u3001\u30af\u30e9\u30b9VI\u306e\u30d0\u30d6\u30eb\u30bf\u30a4\u30c8\u30fb\u30b7\u30e3\u30c3\u30c8\u30aa\u30d5\u3092\u9054\u6210\u3059\u308b\u4e00\u65b9\u3067\u3001\u672c\u6765\u306e\u706b\u707d\u5b89\u5168\u7279\u6027\u3092\u7dad\u6301\u3059\u308b\u91d1\u5c5e\u540c\u58eb\u306e\u30b7\u30fc\u30c6\u30a3\u30f3\u30b0\u3092\u53ef\u80fd\u306b\u3057\u3001\u6c17\u5bc6\u6027\u3068\u8010\u71b1\u6027\u306e\u9593\u306e\u59a5\u5354\u3092\u6392\u9664\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u30b9\u30d4\u30fc\u30c9\u306e\u5fc5\u8981\u6027\uff1a\u30b9\u30c8\u30ed\u30fc\u30af\u30bf\u30a4\u30e0\u3092\u7406\u89e3\u3059\u308b<\/h2>\n\n\n\n<p>\u5bc6\u9589\u6027\u306f\u91cd\u8981\u3060\u304c\u3001\u30d0\u30eb\u30d6\u304c\u9589\u3058\u308b\u306e\u306b\u6642\u9593\u304c\u304b\u304b\u308a\u3059\u304e\u3066\u306f\u610f\u5473\u304c\u306a\u3044\u3002. <strong>\u30b9\u30c8\u30ed\u30fc\u30af\u6642\u9593<\/strong>-\u30c8\u30ea\u30c3\u30d7\u4fe1\u53f7\u304c\u767a\u751f\u3057\u3066\u304b\u3089\u30d0\u30eb\u30d6\u304c\u5168\u9589\u3068\u5bc6\u9589\u3092\u9054\u6210\u3059\u308b\u307e\u3067\u306e\u6642\u9593\u306f\u3001\u9593\u9055\u3044\u306a\u304fESD\u30d0\u30eb\u30d6\u306e\u6700\u3082\u30c0\u30a4\u30ca\u30df\u30c3\u30af\u306a\u6027\u80fd\u4ed5\u69d8\u3067\u3059\u3002.<\/p>\n\n\n\n<p>\u30d0\u30eb\u30d6\u306f\u3001\u30cf\u30b6\u30fc\u30c9\u304c\u62e1\u5927\u3059\u308b\u524d\u306b\u3001\u30cf\u30b6\u30fc\u30c9\u3092\u9694\u96e2\u3059\u308b\u306e\u306b\u5341\u5206\u306a\u901f\u3055\u3067\u9589\u3058\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3002\u4f8b\u3048\u3070\u3001\u539f\u5b50\u7089\u304c\u71b1\u66b4\u8d70\u3092\u8d77\u3053\u3057\u305f\u308a\u3001\u8caf\u8535\u30bf\u30f3\u30af\u304c\u6025\u901f\u306b\u904e\u5145\u586b\u306b\u306a\u3063\u305f\u308a\u3057\u305f\u5834\u5408\u3001\u4e00\u523b\u3092\u4e89\u3044\u307e\u3059\u3002ESD\u30d0\u30eb\u30d6\u306e\u30b9\u30c8\u30ed\u30fc\u30af\u6642\u9593\u306b\u95a2\u3059\u308b\u696d\u754c\u306e\u7d4c\u9a13\u5247\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002 <strong>\u30d0\u30eb\u30d6\u516c\u79f0\u30b5\u30a4\u30ba1\u30a4\u30f3\u30c1\u306b\u3064\u304d1\u79d2<\/strong>. .\u5f93\u3063\u3066\u30014\u30a4\u30f3\u30c1\u306e\u30d0\u30eb\u30d6\u306f4\u79d2\u4ee5\u5185\u306b\u9589\u307e\u308b\u306f\u305a\u3067\u3042\u308b\u3002\u5b9f\u969b\u306b\u306f\u3001\u4e00\u822c\u7684\u306aESD\u306e\u9589\u5f01\u6642\u9593\u306f\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u975e\u5e38\u306b\u30a2\u30b0\u30ec\u30c3\u30b7\u30d6\u306a\u7bc4\u56f2\u3067\u6307\u5b9a\u3055\u308c\u3066\u3044\u308b\u3002 <strong>1\uff5e5\u79d2<\/strong>, \u30b5\u30a4\u30ba\u306b\u95a2\u4fc2\u306a\u304f\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u6c34\u6483\u306e\u30b8\u30ec\u30f3\u30de<\/h3>\n\n\n\n<p>\u3057\u304b\u3057\u3001\u30b9\u30d4\u30fc\u30c9\u306b\u306f\u5927\u304d\u306a\u6cb9\u5727\u7684\u30da\u30ca\u30eb\u30c6\u30a3\u304c\u4f34\u3046\u3002\u6db2\u4f53\u3067\u6e80\u305f\u3055\u308c\u305f\u30d1\u30a4\u30d7\u30e9\u30a4\u30f3\u306e\u30d0\u30eb\u30d6\u3092\u6025\u6fc0\u306b\u9589\u3058\u308b\u3068\u3001\u6d41\u4f53\u306e\u52e2\u3044\u304c\u6025\u6fc0\u306b\u6b62\u307e\u308a\u307e\u3059\u3002\u3053\u306e\u904b\u52d5\u30a8\u30cd\u30eb\u30ae\u30fc\u304c\u7a81\u7136\u5727\u529b\u306b\u5909\u63db\u3055\u308c\u308b\u3068\u3001\u6b21\u306e\u3088\u3046\u306a\u5927\u898f\u6a21\u306a\u885d\u6483\u6ce2\u304c\u767a\u751f\u3059\u308b\u3002 <strong>\u6c34\u6483<\/strong> (\u307e\u305f\u306f\u5727\u529b\u30b5\u30fc\u30b8\uff09\u3002.<\/p>\n\n\n\n<p>Joukowski\u65b9\u7a0b\u5f0f\u306b\u3088\u308b\u3068\u3001\u5727\u529b\u30b5\u30fc\u30b8\u306f\u6d41\u4f53\u5bc6\u5ea6\u3001\u6ce2\u901f\u5ea6\u3001\u6d41\u4f53\u901f\u5ea6\u306e\u5909\u5316\u306b\u6b63\u6bd4\u4f8b\u3057\u307e\u3059\u3002ESD\u30d0\u30eb\u30d6\u306e\u9589\u9396\u304c\u65e9\u3059\u304e\u308b\u3068\u3001\u305d\u306e\u7d50\u679c\u751f\u3058\u308b\u5727\u529b\u30b9\u30d1\u30a4\u30af\u306f\u914d\u7ba1\u30b7\u30b9\u30c6\u30e0\u306e\u8a2d\u8a08\u9650\u754c\u3092\u5bb9\u6613\u306b\u8d85\u3048\u3001\u914d\u7ba1\u306e\u7834\u88c2\u3001\u30ac\u30b9\u30b1\u30c3\u30c8\u306e\u7834\u88c2\u3001\u58ca\u6ec5\u7684\u306a\u4e8c\u6b21\u6545\u969c\u306b\u3064\u306a\u304c\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n<p>\u3064\u307e\u308a\u3001ESD\u30d0\u30eb\u30d6\u306f\u4e00\u6b21\u707d\u5bb3\u3092\u8efd\u6e1b\u3059\u308b\u306e\u306b\u5341\u5206\u306a\u901f\u3055\u3067\u9589\u3058\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u304c\u3001\u30a6\u30a9\u30fc\u30bf\u30fc\u30cf\u30f3\u30de\u30fc\u306b\u3088\u308b\u4e8c\u6b21\u707d\u5bb3\u3092\u9632\u3050\u306b\u306f\u5341\u5206\u306a\u9045\u3055\u3067\u9589\u3058\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u306e\u3067\u3042\u308b\u3002\u5927\u53e3\u5f84\u306e\u30d1\u30a4\u30d7\u30e9\u30a4\u30f3\u3067\u306f\u3001\u591a\u304f\u306e\u5834\u5408\u3001\u30b9\u30c8\u30ed\u30fc\u30af\u306e\u6700\u521d\u306e80%\u306f\u6025\u901f\u306b\u9589\u3058\u3001\u6700\u5f8c\u306e20%\u306f\u901f\u5ea6\u3092\u843d\u3068\u3057\u3066\u30d0\u30eb\u30d6\u3092\u7de9\u3084\u304b\u306b\u53ce\u3081\u3001\u5727\u529b\u30b5\u30fc\u30b8\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u308b2\u6bb5\u968e\u306e\u9589\u9396\u3092\u884c\u3046\u9ad8\u5ea6\u306a\u4f5c\u52d5\u30b7\u30b9\u30c6\u30e0\u304c\u5fc5\u8981\u3068\u306a\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"602\" src=\"https:\/\/cartervalves.com\/wp-content\/uploads\/2026\/03\/image-6-1024x602.webp\" alt=\"\" class=\"wp-image-963\" srcset=\"https:\/\/cartervalves.com\/wp-content\/uploads\/2026\/03\/image-6-1024x602.webp 1024w, https:\/\/cartervalves.com\/wp-content\/uploads\/2026\/03\/image-6-300x176.webp 300w, https:\/\/cartervalves.com\/wp-content\/uploads\/2026\/03\/image-6-768x452.webp 768w, https:\/\/cartervalves.com\/wp-content\/uploads\/2026\/03\/image-6-1536x903.webp 1536w, https:\/\/cartervalves.com\/wp-content\/uploads\/2026\/03\/image-6-18x12.webp 18w, https:\/\/cartervalves.com\/wp-content\/uploads\/2026\/03\/image-6.webp 1784w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u9632\u706b\u8981\u4ef6\uff1aAPI 607\u3068API 6FA\u306e\u6bd4\u8f03<\/h2>\n\n\n\n<p>\u70ad\u5316\u6c34\u7d20\u51e6\u7406\u696d\u754c\u3067\u306f\u3001\u706b\u707d\u306f\u6700\u3082\u6df1\u523b\u306a\u5371\u967a\u306e\u4e00\u3064\u3067\u3059\u3002ESD\u30d0\u30eb\u30d6\u306f\u901a\u5e38\u6642\u306b\u6d41\u308c\u3092\u906e\u65ad\u3059\u308b\u3060\u3051\u3067\u306a\u304f\u3001\u708e\u306b\u5305\u307e\u308c\u305f\u969b\u306b\u3082\u30b7\u30fc\u30eb\u306e\u5b8c\u5168\u6027\u3092\u7dad\u6301\u3057\u306a\u3051\u308c\u3070\u306a\u308a\u307e\u305b\u3093\u3002\u706b\u707d\u6642\u306b\u30d0\u30eb\u30d6\u30b7\u30fc\u30c8\u304c\u6eb6\u3051\u305f\u308a\u3001\u30dc\u30c7\u30a3\u306e\u30b8\u30e7\u30a4\u30f3\u30c8\u304c\u7834\u640d\u3057\u305f\u308a\u3059\u308b\u3068\u3001\u3055\u3089\u306b\u708e\u306b\u71c3\u6599\u3092\u4f9b\u7d66\u3059\u308b\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n<p>\u5f93\u3063\u3066\u3001ESD\u30d0\u30eb\u30d6\u306f\u53b3\u683c\u306a\u56fd\u969b\u898f\u683c\u306b\u5f93\u3063\u3066\u300c\u706b\u707d\u5b89\u5168\u300d\u3067\u3042\u308b\u3068\u8a8d\u8a3c\u3055\u308c\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3002\u6700\u3082\u4e00\u822c\u7684\u306a\u898f\u683c\u306f\u4ee5\u4e0b\u306e2\u3064\u3067\u3059\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>API 607\uff1a<\/strong> \u3053\u306e\u898f\u683c\u306f\u3001\u4e3b\u306b\u975e\u91d1\u5c5e\uff08\u8edf\u8cea\uff09\u5f01\u5ea7\u3092\u5099\u3048\u305f1\/4\u56de\u8ee2\u5f01\uff08\u30dc\u30fc\u30eb\u5f01\u3084\u30d0\u30bf\u30d5\u30e9\u30a4\u5f01\u306a\u3069\uff09\u306e\u706b\u707d\u8a66\u9a13\u57fa\u6e96\u3092\u898f\u5b9a\u3057\u3066\u3044\u308b\u3002\u30d0\u30eb\u30d6\u306f 760\u2103\uff081400\u00b0F\uff09\u306e\u706b\u707d\u306b 30 \u5206\u9593\u3055\u3089\u3055\u308c\u3001\u305d\u306e\u5f8c\u6025\u901f\u306b\u51b7\u5374\u3055\u308c\u308b\u3002\u3053\u306e\u898f\u683c\u3067\u306f\u3001\u706b\u707d\u4e2d\u3068\u706b\u707d\u5f8c\u306e\u5f01\u5ea7\u3068\u5916\u90e8\u63a5\u5408\u90e8\u304b\u3089\u306e\u8a31\u5bb9\u6f0f\u308c\u3092\u6e2c\u5b9a\u3059\u308b\u3002.<\/li>\n\n\n\n<li><strong>API 6FA\uff1a<\/strong> \u3053\u308c\u306f\u3001\u91d1\u5c5e\u30b7\u30fc\u30c8\u306e\u30d0\u30eb\u30d6\u3092\u542b\u3080\u5168\u3066\u306e\u30bf\u30a4\u30d7\u306e\u30d0\u30eb\u30d6\u306b\u9069\u7528\u3055\u308c\u308b\u3001\u3088\u308a\u5e83\u7bc4\u3067\u4e00\u822c\u7684\u306b\u3088\u308a\u53b3\u3057\u3044\u898f\u683c\u3067\u3042\u308b\u3002\u706b\u707d\u3092\u30b7\u30df\u30e5\u30ec\u30fc\u30c8\u3057\u305f\u30b7\u30ca\u30ea\u30aa\u306e\u4e2d\u3067\u3001\u30d0\u30eb\u30d6\u306e\u5727\u529b\u4fdd\u6301\u80fd\u529b\u3092\u30c6\u30b9\u30c8\u3057\u307e\u3059\u3002.<\/li>\n<\/ul>\n\n\n\n<p>ESD \u30d0\u30eb\u30d6\u3092\u9078\u629e\u3059\u308b\u969b\u3001\uff08\u305f\u3068\u3048 API 607 \u8a8d\u8a3c\u3092\u53d7\u3051\u3066\u3044\u305f\u3068\u3057\u3066\u3082\uff09\u30bd\u30d5\u30c8\u30b7\u30fc\u30c6\u30c3\u30c9\u30d0\u30eb\u30d6\u306b\u983c\u308b\u3053\u3068\u306f\u3001\u4e00\u6b21\u30b7\u30fc\u30eb\u304c\u7834\u58ca\u3055\u308c\u308b\u3053\u3068\u3092\u524d\u63d0\u306b\u8a2d\u8a08\u3055\u308c\u3066\u304a\u308a\u3001\u4e8c\u6b21\u30b7\u30fc\u30eb\u306e\u91d1\u5c5e\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u30b7\u30fc\u30eb\u306b\u983c\u308b\u3053\u3068\u306b\u306a\u308b\u305f\u3081\u3001\u56fa\u6709\u306e\u30ea\u30b9\u30af\u3092\u4f34\u3046\u3002. <a href=\"https:\/\/cartervalves.com\/ja\/metal-to-metal-seated-butterfly-valves\/\">\u30e1\u30bf\u30eb\u30b7\u30fc\u30c8\u30d0\u30bf\u30d5\u30e9\u30a4\u30d0\u30eb\u30d6<\/a> \u306f\u3001\u305d\u306e\u4e3b\u8981\u306a\u30b7\u30fc\u30eb\u6a5f\u69cb\u304c\u6975\u7aef\u306a\u6e29\u5ea6\u306b\u5f71\u97ff\u3055\u308c\u306a\u3044\u305f\u3081\u3001\u672c\u8cea\u7684\u306b\u706b\u707d\u306b\u5b89\u5168\u3067\u3042\u308a\u3001\u7dca\u6025\u706b\u707d\u30b7\u30ca\u30ea\u30aa\u306b\u304a\u3044\u3066\u512a\u308c\u305f\u4fe1\u983c\u6027\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">SIL\u8a8d\u8a3c\u3068\u30d1\u30fc\u30b7\u30e3\u30eb\u30b9\u30c8\u30ed\u30fc\u30af\u30c6\u30b9\u30c8\uff08PST\uff09<\/h2>\n\n\n\n<p>ESD \u30d0\u30eb\u30d6\u306e\u4fe1\u983c\u6027\u306f\u3001\u30d7\u30ed\u30bb\u30b9\u7523\u696d\u306b\u304a\u3051\u308b\u6a5f\u80fd\u5b89\u5168\u898f\u683c IEC 61511 \u3067\u5b9a\u7fa9\u3055\u308c\u3066\u3044\u308b\u5b89\u5168\u5ea6\u6c34\u6e96\uff08SIL\uff09\u306b\u3088\u3063\u3066\u5b9a\u91cf\u5316\u3055\u308c\u307e\u3059\u3002SIL \u306f PFD (Probability of Failure on Demand) \u306e\u5c3a\u5ea6\u3067\u3059\u3002\u307b\u3068\u3093\u3069\u306e\u91cd\u8981\u306aESD\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u306f\u3001\u30aa\u30fc\u30c8\u30e1\u30fc\u30b7\u30e7\u30f3\u30fb\u30d1\u30c3\u30b1\u30fc\u30b8\u304c\u4ee5\u4e0b\u306e\u8a8d\u5b9a\u3092\u53d7\u3051\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002 <strong>SIL 2<\/strong> \u307e\u305f\u306f <strong>SIL 3<\/strong>.<\/p>\n\n\n\n<p>ESD\u30d0\u30eb\u30d6\u306f\u9577\u6642\u9593\u958b\u3044\u305f\u72b6\u614b\u3067\u9759\u6b62\u3057\u3066\u3044\u308b\u305f\u3081\u3001\u30d1\u30c3\u30ad\u30f3\u3084\u5185\u90e8\u90e8\u54c1\u304c\u713c\u304d\u4ed8\u304f\u300c\u30b9\u30c6\u30a3\u30af\u30b7\u30e7\u30f3\u300d\uff08\u9759\u6b62\u6469\u64e6\uff09\u306e\u5f71\u97ff\u3092\u53d7\u3051\u3084\u3059\u3044\u3002\u7dca\u6025\u4e8b\u614b\u304c\u767a\u751f\u3057\u305f\u5834\u5408\u3001\u52d5\u304b\u306a\u304f\u306a\u3063\u305f\u30d0\u30eb\u30d6\u306f\u9589\u3058\u308b\u3053\u3068\u304c\u3067\u304d\u305a\u3001\u7d50\u679c\u3068\u3057\u3066\u30aa\u30f3\u30c7\u30de\u30f3\u30c9\u3067\u5371\u967a\u306a\u6545\u969c\u3092\u5f15\u304d\u8d77\u3053\u3059\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n<p>\u3053\u306e\u554f\u984c\u306b\u5bfe\u51e6\u3057\u3001SIL\u8a8d\u8a3c\u3092\u7dad\u6301\u3059\u308b\u305f\u3081\u306b\u3001\u6700\u65b0\u306eESD\u30b7\u30b9\u30c6\u30e0\u306f\u6b21\u306e\u3082\u306e\u3092\u5229\u7528\u3057\u3066\u3044\u308b\u3002 <strong>\u30d1\u30fc\u30b7\u30e3\u30eb\u30b9\u30c8\u30ed\u30fc\u30af\u30c6\u30b9\u30c8\uff08PST\uff09<\/strong>. .PST \u306f\u3001\u901a\u5e38\u306e\u30d7\u30e9\u30f3\u30c8\u904b\u8ee2\u4e2d\u306b\u30d0\u30eb\u30d6\u3092\u5c11\u91cf\uff08\u901a\u5e38\u3001\u30d0\u30eb\u30d6\u306e\u30c8\u30e9\u30d9\u30eb\u306e 10% \u304b\u3089 20%\uff09 \u81ea\u52d5\u7684\u306b\u30b9\u30c8\u30ed\u30fc\u30af\u3055\u305b\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u64cd\u4f5c\u90e8\u304c\u6a5f\u80fd\u3057\u3066\u3044\u308b\u3053\u3068\u3001\u30bd\u30ec\u30ce\u30a4\u30c9\u30d0\u30eb\u30d6\u304c\u4f5c\u52d5\u3057\u3066\u3044\u308b\u3053\u3068\u3001\u5f01\u8ef8\u304c\u81ea\u7531\u306b\u52d5\u304f\u3053\u3068\u304c\u3001\u30d7\u30ed\u30bb\u30b9\u30d5\u30ed\u30fc\u3092\u4e2d\u65ad\u3059\u308b\u3053\u3068\u306a\u304f\u78ba\u8a8d\u3055\u308c\u307e\u3059\u3002PST \u306f\u3001PFD \u306e\u8a08\u7b97\u3092\u5927\u5e45\u306b\u6539\u5584\u3057\u3001\u30d7\u30eb\u30fc\u30d5\u30c6\u30b9\u30c8\u306b\u5fc5\u8981\u306a\u30d7\u30e9\u30f3\u30c8\u306e\u5b8c\u5168\u30b7\u30e3\u30c3\u30c8\u30c0\u30a6\u30f3\u306e\u9593\u9694\u3092\u5ef6\u9577\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u4f5c\u52d5\uff1aESD\u30d0\u30eb\u30d6\u306e\u7b4b\u8089<\/h2>\n\n\n\n<p>\u30a2\u30af\u30c1\u30e5\u30a8\u30fc\u30bf\u306f\u3001ESD\u30d0\u30eb\u30d6\u306e\u8fc5\u901f\u306a\u5fdc\u7b54\u306e\u539f\u52d5\u529b\u3067\u3059\u3002\u7dca\u6025\u30b7\u30e3\u30c3\u30c8\u30c0\u30a6\u30f3\u30b5\u30fc\u30d3\u30b9\u3067\u306f\u3001\u30a2\u30af\u30c1\u30e5\u30a8\u30fc\u30bf\u30fc\u306f\u300c\u30d5\u30a7\u30fc\u30eb\u30bb\u30fc\u30d5\u300d\u3067\u306a\u3051\u308c\u3070\u306a\u308a\u307e\u305b\u3093\u3002\u3064\u307e\u308a\u3001\u4e3b\u96fb\u6e90\uff08\u8a08\u5668\u7a7a\u6c17\u307e\u305f\u306f\u96fb\u6c17\uff09\u304c\u5931\u308f\u308c\u305f\u5834\u5408\u3001\u30d0\u30eb\u30d6\u306f\u81ea\u52d5\u7684\u306b\u5b89\u5168\u306a\u4f4d\u7f6e\uff08SDV \u306e\u5834\u5408\u3001\u307b\u3068\u3093\u3069\u5e38\u306b\u9589\u4f4d\u7f6e\uff08Fail-Closed\uff09\uff09\u306b\u79fb\u52d5\u3057\u306a\u3051\u308c\u3070\u306a\u308a\u307e\u305b\u3093\u3002.<\/p>\n\n\n\n<p>\u305d\u306e\u305f\u3081\u306e\u6700\u3082\u4e00\u822c\u7684\u3067\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u6280\u8853\u306f\u3001\u6b21\u306e\u3088\u3046\u306a\u3082\u306e\u3060\u3002 <strong>\u7a7a\u6c17\u5f0f\u30b9\u30d7\u30ea\u30f3\u30b0\u30fb\u30ea\u30bf\u30fc\u30f3\u30fb\u30a2\u30af\u30c1\u30e5\u30a8\u30fc\u30bf<\/strong>. .\u901a\u5e38\u306e\u64cd\u4f5c\u3067\u306f\u3001\u6a5f\u5668\u306e\u7a7a\u6c17\u5727\u304c\u9811\u4e08\u306a\u6a5f\u68b0\u5f0f\u30b9\u30d7\u30ea\u30f3\u30b0\u3092\u5727\u7e2e\u3057\u3001\u30d0\u30eb\u30d6\u3092\u958b\u3044\u305f\u72b6\u614b\u306b\u4fdd\u3061\u307e\u3059\u3002\u7dca\u6025\u6642\u306b\u306f\u300124VDC SIL-\u5b9a\u683c\u30bd\u30ec\u30ce\u30a4\u30c9\u4f5c\u52d5\u30d0\u30eb\u30d6\uff08SOV\uff09\u304c\u7a7a\u6c17\u5727\u3092\u901f\u3084\u304b\u306b\u6392\u51fa\u3057\u307e\u3059\u3002\u6a5f\u68b0\u5f0f\u30b9\u30d7\u30ea\u30f3\u30b0\u306b\u84c4\u7a4d\u3055\u308c\u305f\u904b\u52d5\u30a8\u30cd\u30eb\u30ae\u30fc\u306f\u5373\u5ea7\u306b\u89e3\u653e\u3055\u308c\u3001\u30d4\u30b9\u30c8\u30f3\u3092\u99c6\u52d5\u3057\u3001\u30d0\u30eb\u30d6\u3092\u5f37\u5236\u7684\u306b\u9589\u3058\u307e\u3059\u3002.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"572\" src=\"https:\/\/cartervalves.com\/wp-content\/uploads\/2026\/03\/image-7-1024x572.webp\" alt=\"\" class=\"wp-image-964\" srcset=\"https:\/\/cartervalves.com\/wp-content\/uploads\/2026\/03\/image-7-1024x572.webp 1024w, https:\/\/cartervalves.com\/wp-content\/uploads\/2026\/03\/image-7-300x167.webp 300w, https:\/\/cartervalves.com\/wp-content\/uploads\/2026\/03\/image-7-768x429.webp 768w, https:\/\/cartervalves.com\/wp-content\/uploads\/2026\/03\/image-7-1536x857.webp 1536w, https:\/\/cartervalves.com\/wp-content\/uploads\/2026\/03\/image-7-2048x1143.webp 2048w, https:\/\/cartervalves.com\/wp-content\/uploads\/2026\/03\/image-7-18x10.webp 18w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u975e\u5e38\u306b\u5927\u304d\u306a\u30d0\u30eb\u30d6\u3084\u5927\u304d\u306a\u30b9\u30e9\u30b9\u30c8\u3092\u5fc5\u8981\u3068\u3059\u308b\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u306f\u3001\u96fb\u6c17\u6cb9\u5727\u30a2\u30af\u30c1\u30e5\u30a8\u30fc\u30bf\u304c\u6307\u5b9a\u3055\u308c\u308b\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u304c\u3001\u7a7a\u6c17\u5727\u30b9\u30d7\u30ea\u30f3\u30b0\u30ea\u30bf\u30fc\u30f3\u5f0f\u306f\u3001\u305d\u306e\u30b7\u30f3\u30d7\u30eb\u3055\u3001\u30b9\u30d4\u30fc\u30c9\u3001\u56fa\u6709\u306e\u4fe1\u983c\u6027\u304b\u3089\u3001\u4f9d\u7136\u3068\u3057\u3066\u696d\u754c\u6a19\u6e96\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">ESD\u30b5\u30fc\u30d3\u30b9\u7528\u30d0\u30eb\u30d6\u30bf\u30a4\u30d7\u6bd4\u8f03<\/h2>\n\n\n\n<p>ESD \u30d0\u30eb\u30d6\u3092\u6307\u5b9a\u3059\u308b\u969b\u3001\u30a8\u30f3\u30b8\u30cb\u30a2\u306f\u901a\u5e38\u30dc\u30fc\u30eb\u30d0\u30eb\u30d6\u3001\u30b2\u30fc\u30c8\u30d0\u30eb\u30d6\u3001\u30c8\u30ea\u30d7\u30eb\u30aa\u30d5\u30bb\u30c3\u30c8\u30d0\u30bf\u30d5\u30e9\u30a4\u30d0\u30eb\u30d6\u306e\u4e2d\u304b\u3089\u9078\u629e\u3057\u307e\u3059\u3002\u305d\u308c\u305e\u308c\u306b\u660e\u78ba\u306a\u7279\u5fb4\u304c\u3042\u308a\u307e\u3059\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-left\" data-align=\"left\">\u7279\u5fb4<\/th><th class=\"has-text-align-left\" data-align=\"left\">\u30dc\u30fc\u30eb\u30d0\u30eb\u30d6<\/th><th class=\"has-text-align-left\" data-align=\"left\">\u30b2\u30fc\u30c8\u30d0\u30eb\u30d6<\/th><th class=\"has-text-align-left\" data-align=\"left\">\u30c8\u30ea\u30d7\u30eb\u30aa\u30d5\u30bb\u30c3\u30c8\u30d0\u30bf\u30d5\u30e9\u30a4\u30d0\u30eb\u30d6<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-left\" data-align=\"left\"><strong>\u30aa\u30da\u30ec\u30fc\u30b7\u30e7\u30f3<\/strong><\/td><td class=\"has-text-align-left\" data-align=\"left\">1\/4\u56de\u8ee2\uff0890\uff09<\/td><td class=\"has-text-align-left\" data-align=\"left\">\u30ea\u30cb\u30a2\uff08\u30de\u30eb\u30c1\u30bf\u30fc\u30f3\uff09<\/td><td class=\"has-text-align-left\" data-align=\"left\">1\/4\u56de\u8ee2\uff0890\uff09<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\"><strong>\u30b9\u30c8\u30ed\u30fc\u30af\u6642\u9593<\/strong><\/td><td class=\"has-text-align-left\" data-align=\"left\">\u901f\u3044\uff081\uff5e5\u79d2\uff09<\/td><td class=\"has-text-align-left\" data-align=\"left\">\u9045\u3044\uff08\u3057\u3070\u3057\u307010\u79d2\u4ee5\u4e0a\uff09<\/td><td class=\"has-text-align-left\" data-align=\"left\">\u901f\u3044\uff081\uff5e5\u79d2\uff09<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\"><strong>\u6f0f\u6d29\u30af\u30e9\u30b9<\/strong><\/td><td class=\"has-text-align-left\" data-align=\"left\">\u30af\u30e9\u30b9VI\uff08\u30bd\u30d5\u30c8\u30b7\u30fc\u30c8\uff09\uff0f\u30af\u30e9\u30b9V\uff08\u30e1\u30bf\u30eb\uff09<\/td><td class=\"has-text-align-left\" data-align=\"left\">\u30af\u30e9\u30b9IV \/ V<\/td><td class=\"has-text-align-left\" data-align=\"left\">\u30af\u30e9\u30b9VI\uff08\u91d1\u5c5e\u9593\uff09<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\"><strong>\u30b5\u30a4\u30ba\u3068\u91cd\u91cf<\/strong><\/td><td class=\"has-text-align-left\" data-align=\"left\">\u5927\u304d\u3044\u30b5\u30a4\u30ba\u306f\u91cd\u304f\u304b\u3055\u3070\u308b<\/td><td class=\"has-text-align-left\" data-align=\"left\">\u975e\u5e38\u306b\u91cd\u304f\u3001\u80cc\u304c\u9ad8\u3044<\/td><td class=\"has-text-align-left\" data-align=\"left\">\u30b3\u30f3\u30d1\u30af\u30c8\u3067\u8efd\u91cf<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\"><strong>\u30d9\u30b9\u30c8\u30fb\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3<\/strong><\/td><td class=\"has-text-align-left\" data-align=\"left\">\u5c0f\u53e3\u5f84\uff08&lt;8\u2033\uff09\u3001\u9ad8\u5727<\/td><td class=\"has-text-align-left\" data-align=\"left\">\u4e00\u822c\u7684\u306a\u9694\u96e2\u3001\u30bf\u30a4\u30e0\u30af\u30ea\u30c6\u30a3\u30ab\u30eb\u3067\u306f\u306a\u3044<\/td><td class=\"has-text-align-left\" data-align=\"left\">\u5927\u53e3\u5f84\uff08&gt;8\u2033\uff09\u3001\u9ad8\u6e29\u3001\u901f\u52b9\u6027<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u30c8\u30ea\u30d7\u30eb\u30aa\u30d5\u30bb\u30c3\u30c8\u30d0\u30bf\u30d5\u30e9\u30a4\u30d0\u30eb\u30d6\u304cESD\u30b5\u30fc\u30d3\u30b9\u3067\u512a\u308c\u3066\u3044\u308b\u7406\u7531<\/h2>\n\n\n\n<p>\u88fd\u6cb9\u6240\u3001\u30aa\u30d5\u30b7\u30e7\u30a2FPSO\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u3001\u307e\u305f\u306fLNG\u6975\u4f4e\u6e29\u30b5\u30fc\u30d3\u30b9\u7528\u306b\u5927\u53e3\u5f84ESD\u30d0\u30eb\u30d6\u3092\u6307\u5b9a\u3059\u308b\u5834\u5408\u3001\u30a8\u30f3\u30b8\u30cb\u30a2\u306f\u5f93\u6765\u306e\u30b2\u30fc\u30c8\u30d0\u30eb\u30d6\u3084\u304b\u3055\u3070\u308b\u30dc\u30fc\u30eb\u30d0\u30eb\u30d6\u304b\u3089\u9ad8\u6027\u80fd\u30d0\u30bf\u30d5\u30e9\u30a4\u30d0\u30eb\u30d6\u3092\u9078\u3076\u3088\u3046\u306b\u306a\u3063\u3066\u304d\u3066\u3044\u307e\u3059\u3002.<\/p>\n\n\n\n<p>\u30ab\u30fc\u30bf\u30fc\u30d0\u30eb\u30d6\u3067\u306f <a href=\"https:\/\/cartervalves.com\/ja\/product-categories\/six-eccentric-hexa-butterfly-valves\/\">\u30d8\u30ad\u30b5\u30d0\u30bf\u30d5\u30e9\u30a4\u30d0\u30eb\u30d6<\/a> \u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u306f\u3001\u3053\u306e\u3088\u3046\u306a\u8981\u6c42\u306e\u53b3\u3057\u3044\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u305f\u3081\u306b\u7279\u5225\u306b\u8a2d\u8a08\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u30d0\u30bf\u30d5\u30e9\u30a4\u30d0\u30eb\u30d6\u306e1\/4\u56de\u8ee2\u52d5\u4f5c\u306f\u3001\u30b2\u30fc\u30c8\u30d0\u30eb\u30d6\u304c\u5fc5\u8981\u3068\u3059\u308b\u9577\u3044\u76f4\u7dda\u79fb\u52d5\u306b\u6bd4\u3079\u3001\u672c\u8cea\u7684\u306b\u306f\u308b\u304b\u306b\u901f\u3044\u30b9\u30c8\u30ed\u30fc\u30af\u6642\u9593\u3092\u53ef\u80fd\u306b\u3057\u307e\u3059\u3002\u3055\u3089\u306b\u3001\u30c8\u30ea\u30d7\u30eb\u30aa\u30d5\u30bb\u30c3\u30c8\u8a2d\u8a08\u306e\u30ce\u30f3\u30fb\u30e9\u30d3\u30f3\u30b0\u30fb\u30b8\u30aa\u30e1\u30c8\u30ea\u30fc\u306f\u3001\u6469\u64e6\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u3001\u5fc5\u8981\u306a\u30a2\u30af\u30c1\u30e5\u30a8\u30fc\u30bf\u30c8\u30eb\u30af\u3092\u6e1b\u5c11\u3055\u305b\u3001\u9577\u6642\u9593\u306e\u975e\u4f5c\u52d5\u6642\u306e\u30b9\u30c6\u30a3\u30af\u30b7\u30e7\u30f3\u306e\u30ea\u30b9\u30af\u3092\u4e8b\u5b9f\u4e0a\u6392\u9664\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n<p>\u5f53\u793e\u306e\u30e1\u30bf\u30eb\u30fb\u30c8\u30a5\u30fb\u30e1\u30bf\u30eb\u30fb\u30b7\u30fc\u30c6\u30a3\u30f3\u30b0\u6280\u8853\u306f\u3001\u91cd\u8981\u306a\u9694\u96e2\u306b\u5fc5\u8981\u306a\u53b3\u683c\u306a\u30af\u30e9\u30b9V\u304a\u3088\u3073\u30af\u30e9\u30b9VI\u306e\u30ea\u30fc\u30af\u8981\u4ef6\u3092\u9054\u6210\u3059\u308b\u3068\u540c\u6642\u306b\u3001\u30bd\u30d5\u30c8\u30b7\u30fc\u30c6\u30a3\u30f3\u30b0\u30d0\u30eb\u30d6\u306b\u306f\u306a\u3044\u672c\u8cea\u7684\u306a\u706b\u707d\u5b89\u5168\u8a2d\u8a08\uff08API 607\u304a\u3088\u3073API 6FA\u8a8d\u5b9a\uff09\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u3055\u3089\u306b\u3001\u5f53\u793e\u306e\u9ad8\u5ea6\u306a\u30d1\u30c3\u30ad\u30f3\u30fb\u30b7\u30b9\u30c6\u30e0\u306f\u3001\u6700\u3082\u53b3\u683c\u306aAPI 607\u304a\u3088\u3073API 6FA\u306b\u9069\u5408\u3057\u3066\u3044\u307e\u3059\u3002 <a href=\"https:\/\/cartervalves.com\/ja\/fugitive-emission-standards-for-butterfly-valves\/\">\u6f0f\u51fa\u6392\u51fa\u57fa\u6e96<\/a>.<\/p>\n\n\n\n<p>\u65b0\u3057\u3044\u5b89\u5168\u8a08\u88c5\u30b7\u30b9\u30c6\u30e0\u306e\u8a2d\u8a08\u3067\u3042\u308c\u3001\u65e2\u5b58\u8a2d\u5099\u306e\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9\u3067\u3042\u308c\u3001\u9069\u5207\u306aESD\u30d0\u30eb\u30d6\u306e\u9078\u5b9a\u306b\u306f\u3001\u6f0f\u308c\u30af\u30e9\u30b9\u3001\u30b9\u30c8\u30ed\u30fc\u30af\u6642\u9593\u3001SIL\u8981\u4ef6\u306b\u3064\u3044\u3066\u306e\u6df1\u3044\u7406\u89e3\u304c\u5fc5\u8981\u3067\u3059\u3002. <a href=\"https:\/\/cartervalves.com\/ja\/contact\/\">\u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0\u30c1\u30fc\u30e0\u3078\u306e\u304a\u554f\u3044\u5408\u308f\u305b<\/a> \u7dca\u6025\u30b7\u30e3\u30c3\u30c8\u30c0\u30a6\u30f3\u306e\u5177\u4f53\u7684\u306a\u30d1\u30e9\u30e1\u30fc\u30bf\u306b\u3064\u3044\u3066\u306f\u3001\u4eca\u3059\u3050\u304a\u554f\u3044\u5408\u308f\u305b\u304f\u3060\u3055\u3044\u3002 <a href=\"https:\/\/cartervalves.com\/ja\/product-categories\/isolation-valves\/\">\u30a2\u30a4\u30bd\u30ec\u30fc\u30b7\u30e7\u30f3\u30d0\u30eb\u30d6<\/a> \u304a\u5ba2\u69d8\u306e\u30d7\u30ed\u30bb\u30b9\u306b\u6700\u9069\u306a\u30d5\u30a7\u30a4\u30eb\u30bb\u30fc\u30d5\u30fb\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u3092\u898b\u3064\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u3088\u304f\u3042\u308b\u8cea\u554f<\/h2>\n\n\n<div id=\"rank-math-faq\" class=\"rank-math-block\">\n<div class=\"rank-math-list\">\n<div id=\"faq-question-1774316043840\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question\"><strong>Q: SDV\u3068BDV\u306e\u9055\u3044\u306f\u4f55\u3067\u3059\u304b\uff1f<\/strong><\/h3>\n<div class=\"rank-math-answer\">\n\n<p>A: SDV\uff08\u30b7\u30e3\u30c3\u30c8\u30c0\u30a6\u30f3\u30d0\u30eb\u30d6\uff09\u306f\u3001\u7dca\u6025\u6642\u306b\u9589\u3058\u3066\u5371\u967a\u3092\u9694\u96e2\u3057\u3001\u6d41\u4f53\u306e\u6d41\u308c\u3092\u6b62\u3081\u308b\u3088\u3046\u306b\u8a2d\u8a08\u3055\u308c\u3066\u3044\u307e\u3059\u3002BDV\uff08\u30d6\u30ed\u30fc\u30c0\u30a6\u30f3\u30d0\u30eb\u30d6\uff09\u306f\u3001\u7dca\u6025\u6642\u306b\u5727\u529b\u3092\u5b89\u5168\u306b\u9003\u304c\u3057\u3001\u9589\u3058\u8fbc\u3081\u3089\u308c\u305f\u5371\u967a\u306a\u6db2\u4f53\u3092\u653e\u51fa\u3059\u308b\u305f\u3081\u306b\u958b\u304f\u3088\u3046\u306b\u8a2d\u8a08\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3069\u3061\u3089\u3082ESD\u30d0\u30eb\u30d6\u306e\u4e00\u7a2e\u3067\u3059\u3002.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1774316052175\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question\"><strong>Q: ESD \u30d0\u30eb\u30d6\u306b\u306f\u3069\u306e\u3088\u3046\u306a\u6f0f\u308c\u30af\u30e9\u30b9\u304c\u5fc5\u8981\u3067\u3059\u304b\uff1f<\/strong><\/h3>\n<div class=\"rank-math-answer\">\n\n<p>A: \u4e00\u822c\u7684\u306a\u88fd\u6cb9\u6240\u3067\u306e\u6700\u4f4e\u8981\u4ef6\u306fANSI\/FCI 70-2 Class IV\u3067\u3059\u3002\u3057\u304b\u3057\u3001\u5371\u967a\u3001\u6bd2\u6027\u3001\u9ad8\u5727\u7528\u9014\u3067\u306f\u3001\u5371\u967a\u306a\u6f0f\u308c\u3092\u9632\u3050\u305f\u3081\u306b\u30af\u30e9\u30b9V\u307e\u305f\u306f\u30af\u30e9\u30b9VI\uff08\u6c17\u6ce1\u5bc6\u9589\uff09\u304c\u53b3\u3057\u304f\u8981\u6c42\u3055\u308c\u307e\u3059\u3002.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1774316056975\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question\"><strong>Q: ESD\u30d0\u30eb\u30d6\u306f\u3069\u306e\u304f\u3089\u3044\u306e\u901f\u5ea6\u3067\u9589\u3058\u308b\u3079\u304d\u3067\u3059\u304b\uff1f<\/strong><\/h3>\n<div class=\"rank-math-answer\">\n\n<p>A: \u696d\u754c\u306e\u7d4c\u9a13\u5247\u3067\u306f\u3001\u30d0\u30eb\u30d6\u30b5\u30a4\u30ba1\u30a4\u30f3\u30c1\u306b\u3064\u304d1\u79d2\u3067\u3059\u3002\u3057\u304b\u3057\u3001\u4e00\u822c\u7684\u306a\u4ed5\u69d8\u3067\u306f\u3001\u30cf\u30b6\u30fc\u30c9\u3092\u8fc5\u901f\u306b\u9694\u96e2\u3059\u308b\u305f\u3081\u306b\u3001\u30d0\u30eb\u30d6\u306f1\uff5e5\u79d2\u4ee5\u5185\u306b\u5b8c\u5168\u306b\u9589\u3058\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u304c\u3001\u3053\u308c\u306f\u30a6\u30a9\u30fc\u30bf\u30fc\u30cf\u30f3\u30de\u30fc\u306e\u30ea\u30b9\u30af\u3068\u306e\u30d0\u30e9\u30f3\u30b9\u3092\u53d6\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1774316062479\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question\"><strong>Q: ESD \u30d0\u30eb\u30d6\u306e SIL 2 \u3068\u306f\u4f55\u3067\u3059\u304b\uff1f<\/strong><\/h3>\n<div class=\"rank-math-answer\">\n\n<p>A: SIL (Safety Integrity Level) 2\u306f\u5b89\u5168\u8a08\u88c5\u6a5f\u80fd\u306e\u6027\u80fd\u6e2c\u5b9a\u3067\u3001PFD (Probability of Failure on Demand) \u304c0.01\uff5e0.001\u3067\u3042\u308b\u3053\u3068\u3092\u793a\u3057\u307e\u3059\u3002\u3053\u308c\u306fESD\u30d0\u30eb\u30d6\u30b7\u30b9\u30c6\u30e0\u306e\u4fe1\u983c\u6027\u304c\u9ad8\u304f\u3001\u4e2d\u7a0b\u5ea6\u304b\u3089\u9ad8\u30ea\u30b9\u30af\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u9069\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u3059\u3002.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1774316067585\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question\"><strong>Q: \u30d1\u30fc\u30b7\u30e3\u30eb\u30b9\u30c8\u30ed\u30fc\u30af\u30c6\u30b9\u30c8\uff08PST\uff09\u3068\u306f\u4f55\u3067\u3059\u304b\uff1f<\/strong><\/h3>\n<div class=\"rank-math-answer\">\n\n<p>A: PST \u306f\u3001\u901a\u5e38\u904b\u8ee2\u4e2d\u306b ESD \u30d0\u30eb\u30d6\u304c\u81ea\u52d5\u7684\u306b\u5c11\u91cf\uff08\u4f8b\u3048\u3070 20%\uff09\u9589\u3058\u3089\u308c\u308b\u8a3a\u65ad\u30c6\u30b9\u30c8\u3067\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30d7\u30ed\u30bb\u30b9\u3092\u4e2d\u65ad\u3059\u308b\u3053\u3068\u306a\u304f\u3001\u64cd\u4f5c\u90e8\u3068\u5f01\u8ef8\u304c\u52d5\u304b\u306a\u3044\u3053\u3068\uff08\u30b9\u30c6\u30a3\u30af\u30b7\u30e7\u30f3\uff09\u304c\u78ba\u8a8d\u3055\u308c\u3001SIL\u8a8d\u8a3c\u306e\u7dad\u6301\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1774316072145\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question\"><strong>Q: \u30d0\u30bf\u30d5\u30e9\u30a4\u30d0\u30eb\u30d6\u306fESD\u30d0\u30eb\u30d6\u3068\u3057\u3066\u4f7f\u7528\u3067\u304d\u307e\u3059\u304b\uff1f<\/strong><\/h3>\n<div class=\"rank-math-answer\">\n\n<p>A: \u306f\u3044\u3001\u30c8\u30ea\u30d7\u30eb\u30aa\u30d5\u30bb\u30c3\u30c8\u30d0\u30bf\u30d5\u30e9\u30a4\u30d0\u30eb\u30d6\u306f\u30011\/4\u56de\u8ee2\u8a2d\u8a08\u306b\u3088\u308a\u8fc5\u901f\u306a\u30b9\u30c8\u30ed\u30fc\u30af\u304c\u53ef\u80fd\u3067\u3042\u308a\u3001\u30e1\u30bf\u30eb\u30b7\u30fc\u30c8\u306b\u3088\u308a\u706b\u707d\u5b89\u5168\u6027\u306e\u9ad8\u3044\u30af\u30e9\u30b9VI\u30b7\u30e3\u30c3\u30c8\u30aa\u30d5\u3092\u5b9f\u73fe\u3059\u308b\u305f\u3081\u3001\u5927\u53e3\u5f84ESD\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u975e\u5e38\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1774316076671\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question\"><strong>Q: API 607 \u3068 API 6FA \u306e\u9055\u3044\u306f\u4f55\u3067\u3059\u304b\uff1f<\/strong><\/h3>\n<div class=\"rank-math-answer\">\n\n<p>A: \u3069\u3061\u3089\u3082\u706b\u707d\u5b89\u5168\u8a66\u9a13\u898f\u683c\u3067\u3059\u3002API607\u306f\u4e3b\u306b\u30bd\u30d5\u30c8\uff08\u975e\u91d1\u5c5e\uff09\u30b7\u30fc\u30c8\u306e1\/4\u56de\u8ee2\u30d0\u30eb\u30d6\u7528\u3067\u3059\u304c\u3001API6FA\u306f\u91d1\u5c5e\u30b7\u30fc\u30c8\u306e\u30d0\u30eb\u30d6\u3092\u542b\u3080\u5168\u3066\u306e\u30bf\u30a4\u30d7\u306e\u30d0\u30eb\u30d6\u306b\u9069\u7528\u3055\u308c\u308b\u5e83\u7bc4\u306a\u898f\u683c\u3067\u3001\u706b\u707d\u6642\u306b\u5727\u529b\u3092\u4fdd\u6301\u3059\u308b\u80fd\u529b\u3092\u30c6\u30b9\u30c8\u3057\u307e\u3059\u3002.<\/p>\n\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u53c2\u8003\u6587\u732e<\/h2>\n\n\n\n<p>\u30a2\u30e1\u30ea\u30ab\u77f3\u6cb9\u5354\u4f1a(2012). <em>API 553 <a href=\"https:\/\/www.intertekinform.com\/en-us\/standards\/api-553-2012-96995_saig_api_api_203200\/\" target=\"_blank\" rel=\"noopener\">\u5236\u5fa1\u304a\u3088\u3073\u5b89\u5168\u8a08\u88c5\u30b7\u30b9\u30c6\u30e0\u7528\u88fd\u6cb9\u6240\u30d0\u30eb\u30d6\u304a\u3088\u3073\u4ed8\u5c5e\u54c1<\/a><\/em>.<\/p>\n\n\n\n<p>\u7c73\u56fd\u898f\u683c\u5354\u4f1a\uff0f\u6d41\u4f53\u5236\u5fa1\u5354\u4f1a\u3002. <em><a href=\"https:\/\/www.fluidcontrolsinstitute.org\/70_2_InformationalSheet.pdf\" target=\"_blank\" rel=\"noopener\">ANSI\/FCI 70-2\uff1a\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u30d0\u30eb\u30d6\u30b7\u30fc\u30c8\u6f0f\u308c<\/a><\/em>.<\/p>\n\n\n\n<p>\u56fd\u969b\u96fb\u6c17\u6a19\u6e96\u4f1a\u8b70\u3002. <em><a href=\"https:\/\/webstore.iec.ch\/en\/publication\/61289\" target=\"_blank\" rel=\"noopener\">IEC 61511\uff1a\u6a5f\u80fd\u5b89\u5168 - \u30d7\u30ed\u30bb\u30b9\u7523\u696d\u7528\u5b89\u5168\u8a08\u88c5\u30b7\u30b9\u30c6\u30e0<\/a><\/em>.<\/p>\n\n\n\n<p>\u30d0\u30eb\u30d6\u306e\u4e16\u754c\u3002(2023). <em><a href=\"https:\/\/www.valve-world.net\/\" target=\"_blank\" rel=\"noopener\">\u7dca\u6025\u906e\u65ad\u5f01\u306e\u6280\u8853\u7684\u7279\u5fb4<\/a><\/em>.<\/p>\n\n\n\n<p>NSW\u30d0\u30eb\u30d6\u3002(2025). <em><a href=\"https:\/\/www.nswvalve.com\/\" target=\"_blank\" rel=\"noopener\">\u7dca\u6025\u906e\u65ad\u5f01\uff08ESDV\uff09\u3068\u306f\uff1f\u4f5c\u52d5\u539f\u7406<\/a><\/em>.<\/p>\n\n\n\n<p>\u7c73\u56fd\u77f3\u6cb9\u5354\u4f1a. <em><a href=\"https:\/\/www.api.org\/products-and-services\/standards\" target=\"_blank\" rel=\"noopener\">API 607\uff1a\u30af\u30a9\u30fc\u30bf\u30fc\u30bf\u30fc\u30f3\u30d0\u30eb\u30d6\u304a\u3088\u3073\u975e\u91d1\u5c5e\u30b7\u30fc\u30c8\u4ed8\u304d\u30d0\u30eb\u30d6\u306e\u706b\u707d\u8a66\u9a13<\/a><\/em>.<\/p>\n\n\n\n<p>\u7c73\u56fd\u77f3\u6cb9\u5354\u4f1a. <em><a href=\"https:\/\/www.api.org\/products-and-services\/standards\" target=\"_blank\" rel=\"noopener\">API 6FA\uff1a\u30d0\u30eb\u30d6\u306e\u706b\u707d\u8a66\u9a13\u306b\u95a2\u3059\u308b\u4ed5\u69d8\u66f8<\/a><\/em>.<\/p>","protected":false},"excerpt":{"rendered":"<p>Why ESD Valve Selection Is a Critical Matter\uff1f In high-stakes industrial environments such as oil refineries, chemical processing plants, offshore FPSO platforms, and power generation facilities, safety is not merely a priority\u2014it is an absolute imperative. When a critical process exceeds safe operating limits, the system must react instantaneously to prevent catastrophic failure, fire, or environmental release. At the heart of this protective response is the Emergency Shut-Down (ESD) valve. Specifying an ESD valve is fundamentally different from selecting a standard control valve or a manual isolation valve. As the final physical barrier in a Safety Instrumented System (SIS), an ESD valve must perform flawlessly on demand. For piping engineers [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":960,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-958","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"acf":[],"_links":{"self":[{"href":"https:\/\/cartervalves.com\/ja\/wp-json\/wp\/v2\/posts\/958","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cartervalves.com\/ja\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cartervalves.com\/ja\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cartervalves.com\/ja\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/cartervalves.com\/ja\/wp-json\/wp\/v2\/comments?post=958"}],"version-history":[{"count":3,"href":"https:\/\/cartervalves.com\/ja\/wp-json\/wp\/v2\/posts\/958\/revisions"}],"predecessor-version":[{"id":966,"href":"https:\/\/cartervalves.com\/ja\/wp-json\/wp\/v2\/posts\/958\/revisions\/966"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cartervalves.com\/ja\/wp-json\/wp\/v2\/media\/960"}],"wp:attachment":[{"href":"https:\/\/cartervalves.com\/ja\/wp-json\/wp\/v2\/media?parent=958"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cartervalves.com\/ja\/wp-json\/wp\/v2\/categories?post=958"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cartervalves.com\/ja\/wp-json\/wp\/v2\/tags?post=958"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}