{"id":2718,"date":"2026-07-07T09:04:50","date_gmt":"2026-07-07T09:04:50","guid":{"rendered":"https:\/\/www.tgvalve.com\/?p=2718"},"modified":"2026-07-29T15:26:39","modified_gmt":"2026-07-29T15:26:39","slug":"spring-loaded-check-valve-principle-application","status":"publish","type":"post","link":"https:\/\/www.tgvalve.com\/ja\/blog\/check-valve\/spring-loaded-check-valve-principle-application\/","title":{"rendered":"\u30b9\u30d7\u30ea\u30f3\u30b0\u5f0f\u9006\u6b62\u5f01\uff1a\u305d\u306e\u4ed5\u7d44\u307f\u3068\u4f7f\u7528\u5834\u9762"},"content":{"rendered":"

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\u30b9\u30d7\u30ea\u30f3\u30b0\u5f0f\u9006\u6b62\u5f01\u3068\u306f\u4f55\u3067\u3059\u304b\uff1f<\/h2>\n\n\n\n

\u30b9\u30d7\u30ea\u30f3\u30b0\u5f0f\u9006\u6b62\u5f01\u306f\u3001\u4e00\u65b9\u5411\u5f01\u3067\u3042\u308a\u3001\u9806\u65b9\u5411\u306e\u6d41\u308c\u304c\u306a\u3044\u3068\u304d\u306f\u5727\u7e2e\u3055\u308c\u305f\u30b9\u30d7\u30ea\u30f3\u30b0\u304c\u30c7\u30a3\u30b9\u30af\u3092\u5f01\u5ea7\u306b\u62bc\u3057\u4ed8\u3051\u3066\u3044\u307e\u3059\u3002\u9806\u65b9\u5411\u306e\u5727\u529b\u304c\u30b9\u30d7\u30ea\u30f3\u30b0\u306e\u529b\u306b\u6253\u3061\u52dd\u3061\u3001\u5f01\u304c\u958b\u304d\u307e\u3059\u3002\u9806\u65b9\u5411\u306e\u6d41\u308c\u304c\u958b\u5f01\u5727\u529b\u3092\u4e0b\u56de\u308b\u3068\u3001\u9006\u6d41\u304c\u767a\u751f\u3059\u308b\u524d\u306b\u30b9\u30d7\u30ea\u30f3\u30b0\u304c\u30c7\u30a3\u30b9\u30af\u3092\u5f01\u5ea7\u306b\u62bc\u3057\u623b\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n

\u958b\u5f01\u5727\u529b\u3068\u306f\u3001\u30b9\u30d7\u30ea\u30f3\u30b0\u306b\u6297\u3057\u3066\u30d0\u30eb\u30d6\u3092\u958b\u304f\u305f\u3081\u306b\u5fc5\u8981\u306a\u4e0a\u6d41\u5074\u306e\u6700\u5c0f\u5727\u529b\u306e\u3053\u3068\u3067\u3059\u3002\u307b\u3068\u3093\u3069\u306e\u7523\u696d\u7528\u9014\u3067\u306f\u30010.5\uff5e5 PSI\u306e\u7bc4\u56f2\u3067\u52d5\u4f5c\u3057\u307e\u3059\u3002\u958b\u5f01\u5727\u529b\u304c\u4f4e\u3044\u307b\u3069\u3001\u6d41\u91cf\u306e\u5c11\u306a\u3044\u30b7\u30b9\u30c6\u30e0\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002\u958b\u5f01\u5727\u529b\u304c\u9ad8\u3044\u307b\u3069\u3001\u80cc\u5727\u304c\u5927\u304d\u304f\u3001\u307b\u307c\u30bc\u30ed\u6d41\u91cf\u3067\u306e\u78ba\u5b9f\u306a\u906e\u65ad\u304c\u5fc5\u9808\u3068\u306a\u308b\u30b7\u30b9\u30c6\u30e0\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002.<\/p>\n\n\n\n

\u30d0\u30cd\u6a5f\u69cb\u306e\u4ed5\u7d44\u307f<\/h2>\n\n\n\n

\u30b9\u30d7\u30ea\u30f3\u30b0\u306f\u30c7\u30a3\u30b9\u30af\u3068\u4e0b\u6d41\u5074\u306e\u30d0\u30eb\u30d6\u672c\u4f53\u306e\u9593\u306b\u914d\u7f6e\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u9589\u4f4d\u7f6e\u3067\u306f\u3001\u30b9\u30d7\u30ea\u30f3\u30b0\u304c\u30c7\u30a3\u30b9\u30af\u3092\u30b7\u30fc\u30c8\u306b\u62bc\u3057\u4ed8\u3051\u3066\u3044\u307e\u3059\u3002\u524d\u65b9\u5727\u529b\u304c\u958b\u5f01\u5727\u529b\u3092\u8d85\u3048\u308b\u3068\u3001\u30c7\u30a3\u30b9\u30af\u304c\u6301\u3061\u4e0a\u304c\u308a\u3001\u6d41\u4f53\u306f\u305d\u306e\u5468\u56f2\u306e\u9699\u9593\u3092\u901a\u3063\u3066\u6d41\u308c\u307e\u3059\u3002\u30dd\u30f3\u30d7\u304c\u505c\u6b62\u3059\u308b\u304b\u3001\u524d\u65b9\u5727\u529b\u304c\u4f4e\u4e0b\u3059\u308b\u3068\u3001\u6d41\u308c\u306e\u6d41\u308c\u304c\u9006\u8ee2\u3059\u308b\u524d\u306b\u30b9\u30d7\u30ea\u30f3\u30b0\u304c\u30c7\u30a3\u30b9\u30af\u3092\u9589\u3058\u59cb\u3081\u307e\u3059\u3002.<\/p>\n\n\n\n

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\u30b9\u30d7\u30ea\u30f3\u30b0\u5f0f\u30c1\u30a7\u30c3\u30af\u30d0\u30eb\u30d6 vs \u30b9\u30a4\u30f3\u30b0\u5f0f\u30c1\u30a7\u30c3\u30af\u30d0\u30eb\u30d6\uff1a\u975e\u885d\u6483\u5f0f\u30c1\u30a7\u30c3\u30af\u30d0\u30eb\u30d6 vs \u30b9\u30d7\u30ea\u30f3\u30b0\u5f0f\u30c1\u30a7\u30c3\u30af\u30d0\u30eb\u30d6<\/h2>\n\n\n\n

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\"\u30b9\u30d7\u30ea\u30f3\u30b0\u5f0f\u30c1\u30a7\u30c3\u30af\u30d0\u30eb\u30d6<\/figure>\n\n\n\n

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\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9<\/td>\u5b9a\u671f\u7684\u306a\u30b9\u30d7\u30ea\u30f3\u30b0\u306e\u70b9\u691c\u304c\u5fc5\u8981\u3067\u3059<\/td>\u3088\u308a\u30b7\u30f3\u30d7\u30eb\u3067\u3001\u90e8\u54c1\u70b9\u6570\u3082\u5c11\u306a\u3044<\/td><\/tr>
\u6700\u9069<\/td>\u30dd\u30f3\u30d7\u5410\u51fa\u3001\u5782\u76f4\u30e9\u30a4\u30f3\u3001\u8108\u52d5\u6d41<\/td>\u6c34\u5e73\u65b9\u5411\u306e\u9ad8\u6d41\u91cf\u3001\u30cf\u30f3\u30de\u30fc\u30ea\u30b9\u30af\u304c\u4f4e\u3044<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\u30b9\u30d7\u30ea\u30f3\u30b0\u8a2d\u8a08\u306b\u3088\u308a\u3001\u307b\u3068\u3093\u3069\u306e\u7528\u9014\u3067\u30a6\u30a9\u30fc\u30bf\u30fc\u30cf\u30f3\u30de\u30fc\u304c\u5927\u5e45\u306b\u8efd\u6e1b\u3055\u308c\u307e\u3059\u3002\u5b8c\u5168\u306b\u89e3\u6d88\u3067\u304d\u308b\u304b\u3069\u3046\u304b\u306f\u3001\u30d0\u30eb\u30d6\u4ee5\u5916\u306e\u30b7\u30b9\u30c6\u30e0\u8981\u56e0\u306b\u4f9d\u5b58\u3057\u307e\u3059\u3002\u914d\u7ba1\u306e\u9577\u3055\u3001\u6d41\u901f\u3001\u30dd\u30f3\u30d7\u306e\u505c\u6b62\u901f\u5ea6\u306a\u3069\u304c\u5f71\u97ff\u3057\u307e\u3059\u3002\u30d0\u30eb\u30d6\u306f\u30c7\u30a3\u30b9\u30af\u3092\u7a4d\u6975\u7684\u306b\u9589\u3058\u307e\u3059\u304c\u3001\u305d\u308c\u304c\u5341\u5206\u304b\u3069\u3046\u304b\u306f\u30b7\u30b9\u30c6\u30e0\u8a2d\u8a08\u306b\u3088\u3063\u3066\u6c7a\u307e\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n

\u9a12\u97f3\u304a\u3088\u3073\u30a6\u30a9\u30fc\u30bf\u30fc\u30cf\u30f3\u30de\u30fc\u306e\u4f4e\u6e1b<\/h2>\n\n\n\n

\u30a6\u30a9\u30fc\u30bf\u30fc\u30cf\u30f3\u30de\u30fc\u3068\u306f\u3001\u6d41\u4f53\u306e\u6d41\u308c\u304c\u6025\u505c\u6b62\u307e\u305f\u306f\u9006\u8ee2\u3057\u305f\u969b\u306b\u767a\u751f\u3059\u308b\u5727\u529b\u306e\u6025\u4e0a\u6607\u306e\u3053\u3068\u3067\u3059\u3002\u30b9\u30a4\u30f3\u30b0\u30c1\u30a7\u30c3\u30af\u30c7\u30a3\u30b9\u30af\u306f\u3001\u6d41\u308c\u304c\u9006\u8ee2\u3059\u308b\u307e\u3067\u958b\u3044\u305f\u307e\u307e\u3067\u3059\u3002\u305d\u3057\u3066\u6d41\u308c\u304c\u9006\u8ee2\u3059\u308b\u3068\u3001\u52e2\u3044\u3088\u304f\u9589\u307e\u308a\u307e\u3059\u3002\u3053\u306e\u885d\u6483\u306b\u3088\u3063\u3066\u5727\u529b\u6ce2\u304c\u767a\u751f\u3057\u3001\u914d\u7ba1\u5185\u3092\u4f1d\u308f\u3063\u3066\u9a12\u97f3\u3084\u30b7\u30b9\u30c6\u30e0\u5185\u306e\u3059\u3079\u3066\u306e\u7d99\u624b\u3084\u63a5\u5408\u90e8\u306b\u6a5f\u68b0\u7684\u306a\u30b9\u30c8\u30ec\u30b9\u3092\u4e0e\u3048\u307e\u3059\u3002.<\/p>\n\n\n\n

\u30dd\u30f3\u30d7\u5410\u51fa\u30e9\u30a4\u30f3\u3001\u5782\u76f4\u30e9\u30a4\u30b6\u30fc\u3001\u304a\u3088\u3073\u30dd\u30f3\u30d7\u306e\u8d77\u52d5\u30fb\u505c\u6b62\u30b5\u30a4\u30af\u30eb\u304c\u983b\u7e41\u306a\u30b7\u30b9\u30c6\u30e0\u3067\u306f\u3001\u30b9\u30d7\u30ea\u30f3\u30b0\u5f0f\u8a2d\u8a08\u304c\u63a1\u7528\u3055\u308c\u308b\u306e\u306f\u3001\u30a6\u30a9\u30fc\u30bf\u30fc\u30cf\u30f3\u30de\u30fc\u3092\u6291\u5236\u3059\u308b\u305f\u3081\u3067\u3059\u3002HVAC\u3084\u30d3\u30eb\u8a2d\u5099\u3067\u306f\u3001\u914d\u7ba1\u3092\u901a\u3057\u3066\u9a12\u97f3\u304c\u5c45\u4f4f\u7a7a\u9593\u306b\u4f1d\u308f\u308b\u305f\u3081\u3001\u9589\u307e\u308b\u97f3\u304c\u6fc0\u3057\u3044\u304b\u9759\u304b\u306b\u9589\u307e\u308b\u304b\u306e\u9055\u3044\u306f\u3001\u904b\u7528\u4e0a\u306e\u82e6\u60c5\u306b\u3064\u306a\u304c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n

\u30b5\u30a4\u30ec\u30f3\u30c8\u30c1\u30a7\u30c3\u30af\u30d0\u30eb\u30d6\u3068\u6a19\u6e96\u30b9\u30a4\u30f3\u30b0\u30c1\u30a7\u30c3\u30af\u30d0\u30eb\u30d6\u306e\u9055\u3044\u306f\u4f55\u3067\u3059\u304b\uff1f<\/h3>\n\n\n\n

\u30b5\u30a4\u30ec\u30f3\u30c8\u30c1\u30a7\u30c3\u30af\u30d0\u30eb\u30d6\u306f\u3001\u6d41\u308c\u304c\u9006\u8ee2\u3059\u308b\u524d\u306b\u30b9\u30d7\u30ea\u30f3\u30b0\u30a2\u30b7\u30b9\u30c8\u5f0f\u9589\u9396\u6a5f\u69cb\u3067\u30c7\u30a3\u30b9\u30af\u3092\u9589\u3058\u307e\u3059\u3002\u4e00\u65b9\u3001\u6a19\u6e96\u7684\u306a\u30b9\u30a4\u30f3\u30b0\u30c1\u30a7\u30c3\u30af\u30d0\u30eb\u30d6\u306f\u3001\u91cd\u529b\u3068\u9006\u6d41\u5727\u529b\u306b\u3088\u3063\u3066\u30c7\u30a3\u30b9\u30af\u3092\u9589\u3058\u307e\u3059\u3002\u30b5\u30a4\u30ec\u30f3\u30c8\u30c1\u30a7\u30c3\u30af\u30d0\u30eb\u30d6\u306f\u3001\u30c7\u30a3\u30b9\u30af\u306e\u885d\u6483\u97f3\u3068\u305d\u308c\u306b\u4f34\u3046\u5727\u529b\u30b5\u30fc\u30b8\u3092\u89e3\u6d88\u3057\u307e\u3059\u3002\u30b9\u30a4\u30f3\u30b0\u5f0f\u306f\u69cb\u9020\u304c\u30b7\u30f3\u30d7\u30eb\u3067\u5727\u529b\u640d\u5931\u3082\u5c0f\u3055\u3044\u3067\u3059\u304c\u3001\u9589\u9396\u6642\u306b\u9a12\u97f3\u3068\u30a6\u30a9\u30fc\u30bf\u30fc\u30cf\u30f3\u30de\u30fc\u304c\u767a\u751f\u3057\u307e\u3059\u3002\u9a12\u97f3\u3068\u30a6\u30a9\u30fc\u30bf\u30fc\u30cf\u30f3\u30de\u30fc\u306e\u4e21\u65b9\u304c\u554f\u984c\u3068\u306a\u308b\u30b7\u30b9\u30c6\u30e0\u3067\u306f\u3001\u30b9\u30d7\u30ea\u30f3\u30b0\u5f0f\u304c\u9069\u5207\u306a\u4ed5\u69d8\u3068\u306a\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n

\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3<\/h2>\n\n\n\n

\u30b9\u30d7\u30ea\u30f3\u30b0\u5f0f\u9006\u6b62\u5f01\u306f\u3001\u6d41\u308c\u306e\u9006\u6d41\u9632\u6b62\u3068\u30a6\u30a9\u30fc\u30bf\u30fc\u30cf\u30f3\u30de\u30fc\u5236\u5fa1\u306e\u4e21\u65b9\u304c\u540c\u6642\u306b\u5fc5\u8981\u3068\u3055\u308c\u308b\u3042\u3089\u3086\u308b\u5834\u6240\u3067\u4f7f\u7528\u3055\u308c\u3066\u3044\u308b\u3002.<\/p>\n\n\n\n

\u30dd\u30f3\u30d7\u5410\u51fa\u30e9\u30a4\u30f3\u304c\u4e3b\u306a\u7528\u9014\u3067\u3059\u3002\u9060\u5fc3\u30dd\u30f3\u30d7\u304c\u505c\u6b62\u3059\u308b\u305f\u3073\u306b\u3001\u6d41\u4f53\u306e\u6d41\u308c\u306f\u6e1b\u901f\u3057\u3001\u30a4\u30f3\u30da\u30e9\u3092\u901a\u3063\u3066\u9006\u6d41\u3057\u3088\u3046\u3068\u3057\u307e\u3059\u3002\u30b9\u30d7\u30ea\u30f3\u30b0\u5f0f\u9589\u9396\u6a5f\u69cb\u306f\u3001\u9006\u6d41\u304c\u59cb\u307e\u308b\u524d\u306b\u305d\u308c\u3092\u9632\u6b62\u3057\u307e\u3059\u3002\u30dd\u30f3\u30d7\u306e\u9006\u56de\u8ee2\u3092\u9632\u304e\u3001\u914d\u7ba1\u3092\u5727\u529b\u30b5\u30fc\u30b8\u304b\u3089\u4fdd\u8b77\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n

\u5782\u76f4\u914d\u7ba1\u3067\u306f\u3001\u30b9\u30a4\u30f3\u30b0\u30c1\u30a7\u30c3\u30af\u30d0\u30eb\u30d6\u306f\u91cd\u529b\u306b\u4f9d\u5b58\u3059\u308b\u305f\u3081\u3001\u5782\u76f4\u4e0b\u5411\u304d\u306e\u6d41\u308c\u3067\u306f\u6b63\u3057\u304f\u6a5f\u80fd\u3057\u306a\u3044\u305f\u3081\u3001\u30b9\u30d7\u30ea\u30f3\u30b0\u306b\u3088\u308b\u88dc\u52a9\u304c\u5fc5\u8981\u3067\u3059\u3002\u30b9\u30d7\u30ea\u30f3\u30b0\u306f\u5411\u304d\u306b\u95a2\u4fc2\u306a\u304f\u9589\u6b62\u529b\u3092\u63d0\u4f9b\u3059\u308b\u305f\u3081\u3001\u30b9\u30d7\u30ea\u30f3\u30b0\u5f0f\u8a2d\u8a08\u306f\u5782\u76f4\u30e9\u30a4\u30b6\u30fc\u7528\u9014\u306e\u6a19\u6e96\u4ed5\u69d8\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002.<\/p>\n\n\n\n

HVAC\u306e\u51b7\u6c34\u56de\u8def\u3068\u6696\u623f\u6c34\u56de\u8def\u3067\u306f\u3001\u30dd\u30f3\u30d7\u505c\u6b62\u6642\u306e\u81ea\u7136\u9006\u6d41\u3092\u9632\u304e\u3001\u6a5f\u68b0\u8a2d\u5099\u306e\u9a12\u97f3\u304c\u5b9f\u969b\u306e\u904b\u8ee2\u4e0a\u306e\u554f\u984c\u3068\u306a\u3063\u3066\u3044\u308b\u5efa\u7269\u306b\u304a\u3044\u3066\u9a12\u97f3\u3092\u89e3\u6d88\u3059\u308b\u305f\u3081\u306b\u3001\u30b5\u30a4\u30ec\u30f3\u30c8\u30c1\u30a7\u30c3\u30af\u30d0\u30eb\u30d6\u304c\u4f7f\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002.<\/p>\n\n\n\n

\u85ac\u54c1\u6ce8\u5165\u30b7\u30b9\u30c6\u30e0\u3067\u306f\u3001\u30b9\u30d7\u30ea\u30f3\u30b0\u5f0f\u30d4\u30b9\u30c8\u30f3\u9006\u6b62\u5f01\u3092\u4f7f\u7528\u3057\u3066\u3001\u30d7\u30ed\u30bb\u30b9\u6d41\u4f53\u304c\u5b9a\u91cf\u30dd\u30f3\u30d7\u30e9\u30a4\u30f3\u306b\u9006\u6d41\u3059\u308b\u306e\u3092\u9632\u304e\u307e\u3059\u3002\u4f5c\u52d5\u5727\u529b\u306f\u4e00\u5b9a\u306e\u95be\u5024\u3092\u8a2d\u5b9a\u3057\u3001\u305d\u306e\u95be\u5024\u4ee5\u4e0b\u3067\u306f\u4e0b\u6d41\u5074\u306e\u5727\u529b\u5909\u52d5\u306b\u95a2\u308f\u3089\u305a\u5f01\u306f\u9589\u3058\u305f\u307e\u307e\u306b\u306a\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n

CTGV\u306f\u88fd\u9020 \u30d5\u30eb\u30dd\u30fc\u30c8\u30b9\u30a4\u30f3\u30b0\u30c1\u30a7\u30c3\u30af\u30d0\u30eb\u30d6<\/a> \u305d\u3057\u3066 \u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u88fd\u30ea\u30d5\u30c8\u30c1\u30a7\u30c3\u30af\u30d0\u30eb\u30d6<\/a> API 6D\u3001API 594\u3001\u304a\u3088\u3073ASME B16.34\u898f\u683c\u306b\u6e96\u62e0\u3057\u3066\u88fd\u9020\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u30b9\u30d7\u30ea\u30f3\u30b0\u30a2\u30b7\u30b9\u30c8\u5f0f\u9589\u9396\u52d5\u4f5c\u3092\u5fc5\u8981\u3068\u3059\u308b\u30b7\u30b9\u30c6\u30e0\u5411\u3051\u306b\u3001CTGV\u306e\u30ea\u30d5\u30c8\u30c1\u30a7\u30c3\u30af\u30d0\u30eb\u30d6\u30b7\u30ea\u30fc\u30ba\u306f\u3001ANSI\u30af\u30e9\u30b9150\u304b\u30894500\u307e\u3067\u3001\u91d1\u5c5e\u5bfe\u91d1\u5c5e\u307e\u305f\u306f\u30bd\u30d5\u30c8\u30b7\u30fc\u30eb\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u5099\u3048\u305f\u30ac\u30a4\u30c9\u30c7\u30a3\u30b9\u30af\u5f0f\u9589\u9396\u65b9\u5f0f\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u307e\u3059\u3002\u304a\u554f\u3044\u5408\u308f\u305b\u3044\u305f\u3060\u3051\u308c\u3070\u30012\u6642\u9593\u4ee5\u5185\u306b\u6280\u8853\u7684\u306a\u63a8\u5968\u4e8b\u9805\u3092\u3054\u6848\u5185\u3044\u305f\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n\n\n\n \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\/full-port-double-flange-swing-check-valve\/\" target=\"_blank\">\n <img decoding=\"async\" class=\"hero-image\" src=\"https:\/\/tgvalve.b-cdn.net\/wp-content\/uploads\/2025\/06\/Swing-check-valve-1.jpg\" alt=\"\u30d5\u30eb\u30dd\u30fc\u30c8\u30c0\u30d6\u30eb\u30d5\u30e9\u30f3\u30b8\u30b9\u30a4\u30f3\u30b0\u30c1\u30a7\u30c3\u30af\u30d0\u30eb\u30d6\">\n <div class=\"hero-content\">\n <div class=\"hero-title\">\u30d5\u30eb\u30dd\u30fc\u30c8\u30c0\u30d6\u30eb\u30d5\u30e9\u30f3\u30b8\u30b9\u30a4\u30f3\u30b0\u30c1\u30a7\u30c3\u30af\u30d0\u30eb\u30d6<\/div>\n <div class=\"hero-description\">\n <strong>\u8a2d\u8a08\u304a\u3088\u3073\u88fd\u9020\u57fa\u6e96\uff1a<\/strong> API 6D\/API 594\/ASME B16.34\/BS 1868<br>\n <strong>\u5727\u529b\u30af\u30e9\u30b9:<\/strong> \u30af\u30e9\u30b9150\uff5e\u30af\u30e9\u30b92500\uff08PN10\uff5ePN420\uff09\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<h2 class=\"wp-block-heading\">\u3088\u304f\u3042\u308b\u8cea\u554f<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u30d0\u30cd\u5f0f\u9006\u6b62\u5f01\u306f\u4f55\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30dd\u30f3\u30d7\u5410\u51fa\u30e9\u30a4\u30f3\u3001\u5782\u76f4\u914d\u7ba1\u3001\u7a7a\u8abf\u56de\u8def\u3001\u85ac\u54c1\u6ce8\u5165\u30b7\u30b9\u30c6\u30e0\u306b\u304a\u3051\u308b\u9006\u6d41\u3092\u9632\u6b62\u3057\u307e\u3059\u3002\u30b9\u30d7\u30ea\u30f3\u30b0\u304c\u6d41\u308c\u304c\u9006\u8ee2\u3059\u308b\u524d\u306b\u30c7\u30a3\u30b9\u30af\u3092\u9589\u3058\u308b\u305f\u3081\u3001\u30dd\u30f3\u30d7\u306e\u9006\u56de\u8ee2\u3092\u9632\u304e\u3001\u30b9\u30a4\u30f3\u30b0\u30c1\u30a7\u30c3\u30af\u30d0\u30eb\u30d6\u304c\u52e2\u3044\u3088\u304f\u9589\u307e\u308b\u3088\u3046\u306a\u72b6\u6cc1\u3067\u306e\u30a6\u30a9\u30fc\u30bf\u30fc\u30cf\u30f3\u30de\u30fc\u73fe\u8c61\u3092\u9632\u6b62\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30d0\u30cd\u5f0f\u30d0\u30eb\u30d6\u306f\u3069\u306e\u3088\u3046\u306b\u52d5\u4f5c\u3059\u308b\u306e\u3067\u3059\u304b\uff1f<\/h3>\n\n\n\n<p 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class=\"wp-block-heading\">\u30b9\u30d7\u30ea\u30f3\u30b0\u5f0f\u30d0\u30eb\u30d6\u306e\u6700\u3082\u4e00\u822c\u7684\u306a\u7528\u9014\u306f\u4f55\u3067\u3059\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30dd\u30f3\u30d7\u5410\u51fa\u4fdd\u8b77\u6a5f\u69cb\u3002\u30dd\u30f3\u30d7\u306e\u6e1b\u901f\u306b\u4f34\u3044\u30b9\u30d7\u30ea\u30f3\u30b0\u304c\u30c7\u30a3\u30b9\u30af\u3092\u9589\u3058\u3001\u30a4\u30f3\u30da\u30e9\u3092\u901a\u308b\u9006\u6d41\u3092\u9632\u304e\u3001\u30b9\u30a4\u30f3\u30b0\u30c1\u30a7\u30c3\u30af\u30c7\u30a3\u30b9\u30af\u304c\u9006\u6d41\u3059\u308b\u6d41\u4f53\u67f1\u306b\u6fc0\u3057\u304f\u885d\u7a81\u3057\u305f\u969b\u306b\u767a\u751f\u3059\u308b\u5727\u529b\u30b5\u30fc\u30b8\u3092\u9632\u6b62\u3057\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 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