{"id":275,"date":"2025-08-28T00:40:39","date_gmt":"2025-08-28T00:40:39","guid":{"rendered":"https:\/\/pwhtsolutions.net\/?p=275"},"modified":"2025-08-28T00:40:40","modified_gmt":"2025-08-28T00:40:40","slug":"%e6%ba%b6%e6%8e%a5%e5%be%8c%e7%86%b1%e5%87%a6%e7%90%86-15","status":"publish","type":"post","link":"https:\/\/pwhtsolutions.net\/ja\/post-weld-heat-treatment-14\/","title":{"rendered":"\u6eb6\u63a5\u5f8c\u306e\u71b1\u51e6\u7406"},"content":{"rendered":"

\u6eb6\u63a5\u306e\u71b1\u5909\u5f62\u306f\u3001\u69cb\u9020\u7269\u306b\u5927\u6253\u6483\u3092\u4e0e\u3048\u307e\u3059\u3002\u6eb6\u63a5\u5f8c\u71b1\u51e6\u7406(PWHT)\u4e2d\u306e\u7cbe\u5bc6\u306a\u6e29\u5ea6\u5236\u5fa1\u306b\u3088\u308a\u3001\u6b6a\u307f\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u3001\u5fdc\u529b\u3092\u7de9\u548c\u3057\u3001\u6eb6\u63a5\u90e8\u54c1\u306e\u5f37\u5ea6\u3068\u5ef6\u6027\u3092\u56de\u5fa9\u3057\u307e\u3059\u3002.<\/p>\n

\u6eb6\u63a5\u5f8c\u71b1\u51e6\u7406(PWHT)\u306f\u3001\u6b8b\u7559\u5fdc\u529b\u3092\u7de9\u548c\u3057\u3001\u6eb6\u63a5\u90e8 \u306e\u30df\u30af\u30ed\u7d44\u7e54\u3092\u6539\u5584\u3057\u3001\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u304b\u3089\u6c34\u7d20\u3092\u9664\u53bb \u3057\u3066\u5fdc\u529b\u8150\u98df\u5272\u308c\u3092\u9632\u6b62\u3059\u308b\u3053\u3068\u3067\u3001\u6eb6\u63a5\u54c1\u8cea\u3092\u5411 \u4e0a\u3055\u305b\u308b\u3053\u3068\u3092\u76ee\u7684\u3068\u3057\u305f\u4e00\u9023\u306e\u5de5\u7a0b\u3092\u6307\u3059\u3002\u3053\u306e\u5de5\u7a0b\u3067\u306f\u3001\u3057\u3070\u3057\u3070\u713c\u920d\u304c\u63a1\u7528\u3055\u308c\u308b\u3002.<\/p>\n

\u30b9\u30c8\u30ec\u30b9\u89e3\u6d88<\/h2>\n

\u6b8b\u7559\u5fdc\u529b\u306b\u3088\u3063\u3066\u5fdc\u529b\u8150\u98df\u5272\u308c\u304c\u767a\u751f\u3057\u3084\u3059\u304f\u306a\u308a\u3001\u4e88\u671f\u305b\u306c\u4fee\u7406\u304c\u5fc5\u8981\u306b\u306a\u3063\u305f\u308a\u3001\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u8cbb\u7528\u304c\u304b\u3055\u3080\u3053\u3068\u304c\u591a\u3044\u305f\u3081\u3001\u6eb6\u63a5\u52a0\u5de5\u54c1\u306e\u9577\u671f\u7684\u306a\u4fe1\u983c\u6027\u3092\u78ba\u4fdd\u3059\u308b\u306b\u306f\u3001\u5fdc\u529b\u9664\u53bb\u304c\u4e0d\u53ef\u6b20\u306a\u5834\u5408\u304c\u591a\u3044\u3002.<\/p>\n

\u3053\u306e\u30d7\u30ed\u30bb\u30b9\u3067\u306f\u3001\u52a0\u5de5\u3055\u308c\u305f\u91d1\u5c5e\u3092\u4e0b\u9650\u81e8\u754c\u6e29\u5ea6\u4ee5\u4e0a\u306e\u6e29\u5ea6\u306b\u52a0\u71b1\u3057\u3001\u305d\u306e\u5f8c\u5f90\u3005\u306b\u51b7\u5374\u3059\u308b\u3053\u3068\u3067\u3001\u4e00\u8cab\u3057\u305f\u6750\u6599\u7279\u6027\u3092\u7dad\u6301\u3057\u3001\u6b6a\u307f\u3092\u56de\u907f\u3059\u308b\u3002\u6b6a\u307f\u3092\u907f\u3051\u3001\u4e00\u8cab\u3057\u305f\u6750\u6599\u7279\u6027\u3092\u78ba\u4fdd\u3059\u308b\u305f\u3081\u306b\u306f\u3001\u52a0\u71b1\u3068\u51b7\u5374\u306e\u901f\u5ea6\u3092\u6ce8\u610f\u6df1\u304f\u7ba1\u7406\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n

\u3053\u306e\u65b9\u6cd5\u306f\u3001\u30d1\u30a4\u30d7\u306e\u5186\u5468\u6eb6\u63a5\u90e8\u3084\u9577\u3044\u5727\u529b\u5bb9\u5668\u306e\u9589\u585e\u6eb6\u63a5\u90e8\u3092\u51e6\u7406\u3059\u308b\u5834\u5408\u306b\u6700\u9069\u3067\u3059\u3002\u90e8\u54c1\u304c\u5927\u304d\u3059\u304e\u3066\u7089\u5185\u306b\u53ce\u307e\u3089\u306a\u3044\u5834\u5408\u3084\u7279\u6b8a\u306a\u5f62\u72b6\u306e\u5834\u5408\u306f\u3001\u4ee3\u308f\u308a\u306b\u5c40\u90e8\u52a0\u71b1\u3092\u63a1\u7528\u3057\u3066\u3001\u8868\u9762\u306e\u52a0\u71b1\u90e8\u5206\u3068\u975e\u52a0\u71b1\u90e8\u5206\u306e\u71b1\u81a8\u5f35\u306e\u4e0d\u5747\u8861\u3092\u907f\u3051\u306a\u304c\u3089\u3001\u5fc5\u8981\u306a\u90e8\u5206\u3060\u3051\u306b\u5fdc\u529b\u9664\u53bb\u6e29\u5ea6\u3092\u9069\u7528\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002.<\/p>\n

\u30ce\u30fc\u30de\u30e9\u30a4\u30bc\u30fc\u30b7\u30e7\u30f3<\/h2>\n

\u713c\u306a\u3089\u3057\u3068\u306f\u3001\u6750\u6599\u3092\u7089\u307e\u305f\u306f\u706b\u708e\u3067\u52a0\u71b1\u3057\u3001\u305d\u306e\u4e0a\u81e8\u754c\u70b9\u4ee5\u4e0a\u306e\u6e29\u5ea6\u3067\u3001\u6750\u6599\u306e\u5206\u985e\u3068\u6240\u671b\u306e\u52b9\u679c\u306b\u3088\u3063\u3066\u6c7a\u5b9a\u3055\u308c\u308b\u6642\u9593\u52a0\u71b1\u3059\u308b\u3053\u3068\u3067\u3042\u308b\u3002\u305d\u306e\u5f8c\u3001\u5927\u6c17\u4e2d\u306b\u6d78\u6f2c\u3057\u3001\u3086\u3063\u304f\u308a\u3068\u51b7\u5374\u3057\u3066\u5fae\u7d30\u69cb\u9020\u3092\u6b63\u5e38\u5316\u3059\u308b\u3002.<\/p>\n

PWHT\u306f\u3001\u6eb6\u63a5\u4e2d\u307e\u305f\u306f\u71b1\u51e6\u7406\uff0f\u713c\u5165\u308c\u786c\u5316 \u4e2d\u306b\u6355\u6349\u3055\u308c\u305f\u6c34\u7d20\u539f\u5b50\u3092\u6eb6\u63a5\u90e8\u304b\u3089\u62e1\u6563\u3055\u305b\u3001 \u6c34\u7d20\u8106\u5316\u304a\u3088\u3073\u6c34\u7d20\u8a98\u8d77\u5272\u308c\u306e\u30ea\u30b9\u30af\u3092\u5927\u5e45\u306b \u4f4e\u6e1b\u3059\u308b\u3002.<\/p>\n

\u52a0\u71b1\u3068\u51b7\u5374\u306e\u30b5\u30a4\u30af\u30eb\u3092\u6700\u9069\u5316\u3059\u308b\u3053\u3068\u306f\u3001\u5fdc\u529b\u9664\u53bb\u3084\u713c\u304d\u623b\u3057\u3092\u884c\u3046\u4e0a\u3067\u975e\u5e38\u306b\u91cd\u8981\u3067\u3059\u3002\u3053\u308c\u306f\u3001ASME Section VIII\u5727\u529b\u5bb9\u5668\u3084API 650\u8caf\u8535\u30bf\u30f3\u30af\u306a\u3069\u3001\u9577\u304f\u3066\u6271\u3044\u306b\u304f\u3044\u69cb\u9020\u7269\u3084\u90e8\u54c1\u3092\u51e6\u7406\u3059\u308b\u5834\u5408\u306b\u7279\u306b\u4e0d\u53ef\u6b20\u3067\u3059\u3002\u660e\u78ba\u306a\u30ac\u30a4\u30c0\u30f3\u30b9\u3092\u6301\u30642\u3064\u306e\u696d\u754c\u898f\u5236\u304c\u3001\u9069\u5207\u306a\u6eb6\u63a5\u5f8c\u71b1\u51e6\u7406\u65b9\u6cd5\u306e\u9078\u629e\u3092\u652f\u63f4\u3057\u307e\u3059\u3002.<\/p>\n

\u713c\u304d\u623b\u3057<\/h2>\n

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\u6c34\u7d20\u30d9\u30a4\u30af\u30a2\u30a6\u30c8<\/h2>\n

\u6c34\u7d20\u30d9\u30fc\u30af\u30a2\u30a6\u30c8\u3068\u3057\u3066\u77e5\u3089\u308c\u308b\u7279\u6b8a\u306a\u6eb6\u63a5\u5f8c\u71b1\u51e6\u7406\u3092\u63a1\u7528\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u5834\u5408\u3082\u3042\u308a\u3001\u3053\u308c\u306f\u3001\u5727\u529b\u30b5\u30a4\u30af\u30eb\u306e\u3088\u3046\u306a\u305d\u306e\u5f8c\u306e\u4f7f\u7528\u6761\u4ef6\u306e\u524d\u306b\u3001\u307e\u305f\u305d\u306e\u9593\u306b\u3001\u6355\u6349\u3055\u308c\u305f\u6c34\u7d20\u3092\u9664\u53bb\u3059\u308b\u3088\u3046\u306b\u8a2d\u8a08\u3055\u308c\u3066\u3044\u308b\u3002.<\/p>\n

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