{"id":97,"date":"2024-10-11T09:13:39","date_gmt":"2024-10-11T09:13:39","guid":{"rendered":"https:\/\/pwhtsolutions.net\/?p=97"},"modified":"2024-10-11T09:13:40","modified_gmt":"2024-10-11T09:13:40","slug":"asme-b31-3-%e7%82%ad%e7%b4%a0%e9%8b%bc%e7%ae%a1%e3%81%ae%e6%ba%b6%e6%8e%a5%e5%be%8c%e7%86%b1%e5%87%a6%e7%90%86%e8%a6%81%e4%bb%b6","status":"publish","type":"post","link":"https:\/\/pwhtsolutions.net\/ja\/asme-b31-3-post-weld-heat-treatment-requirements-for-carbon-steel-pipe\/","title":{"rendered":"ASME B31.3 \u70ad\u7d20\u92fc\u92fc\u7ba1\u306e\u6eb6\u63a5\u5f8c\u71b1\u51e6\u7406\u8981\u4ef6"},"content":{"rendered":"

2014\u5e74\u7248\u306eASME B31.3\u4ee5\u964d\u3001\u539a\u8089\u70ad\u7d20\u92fc\u7ba1\u306b\u3064\u3044\u3066\u306f\u3001\u6eb6\u63a5\u5f8c\u71b1\u51e6\u7406\uff08PWHT\uff09\u306e\u8981\u4ef6\u304c\u514d\u9664\u3055\u308c\u3001\u591a\u5c64\u6eb6\u63a5\u306e\u307f\u304c\u6c42\u3081\u3089\u308c\u3001\u4e88\u71b1\u306e\u8981\u4ef6\u306f\u4e0d\u8981\u3068\u306a\u3063\u3066\u3044\u308b\u3002\u3053\u3046\u3057\u305f\u514d\u9664\u63aa\u7f6e\u306f\u5b89\u5168\u6027\u306b\u554f\u984c\u304c\u3042\u308b\u306e\u3067\u306f\u306a\u3044\u304b\u3068\u3044\u3046\u61f8\u5ff5\u304c\u793a\u3055\u308c\u3066\u3044\u308b\u3002.<\/p>\n

EPRI\u306e\u652f\u63f4\u3092\u53d7\u3051\u3001RRAC\u30c1\u30fc\u30e0\u30e1\u30f3\u30d0\u30fc\u304c\u57f7\u7b46\u3057\u305f\u672c\u8ad6\u6587\u306f\u3001B31.1\u304a\u3088\u3073B31.3\u898f\u683c\u306b\u304a\u3051\u308bPWHT\u306e\u6700\u4f4e\u6e29\u5ea6\u8981\u4ef6\u306e\u5909\u66f4\u3001\u306a\u3089\u3073\u306b\u4ed6\u306e\u898f\u683c\u306b\u304a\u3051\u308b\u540c\u69d8\u306e\u5909\u66f4\u3092\u5f8c\u62bc\u3057\u3059\u308b\u3053\u3068\u3092\u76ee\u7684\u3068\u3057\u3066\u3044\u308b\u3002.<\/p>\n

\u6700\u4f4e\u4e88\u71b1\u6e29\u5ea6<\/h2>\n

ASME B31.3\u306b\u304a\u3051\u308b\u4e88\u71b1\u306e\u6700\u4f4e\u6e29\u5ea6\u306b\u95a2\u3059\u308b\u8981\u4ef6\u306f\u3001\u898f\u683c\u3084\u57fa\u6e96\u306b\u3088\u3063\u3066\u5927\u304d\u304f\u7570\u306a\u3063\u3066\u304a\u308a\u3001\u3053\u308c\u306f\u5404\u898f\u683c\u3084\u57fa\u6e96\u304c\u5bfe\u8c61\u3068\u3059\u308b\u4f7f\u7528\u6761\u4ef6\u306e\u9055\u3044\u3092\u53cd\u6620\u3057\u3066\u3044\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002\u3042\u308b\u898f\u683c\u3084\u57fa\u6e96\u306e\u8981\u4ef6\u304c\u6280\u8853\u7684\u306a\u89b3\u70b9\u304b\u3089\u898b\u3066\u904e\u5ea6\u3067\u3042\u308b\u3068\u601d\u308f\u308c\u308b\u5834\u5408\u3001\u6df1\u523b\u306a\u61f8\u5ff5\u304c\u751f\u3058\u308b\u3002\u305d\u306e\u4e00\u4f8b\u3068\u3057\u3066\u3001\u70ad\u7d20\u92fc\u6750\u6599\u306b\u5bfe\u3059\u308b\u6eb6\u63a5\u5f8c\u71b1\u51e6\u7406\uff08PWHT\uff09\u306e\u8981\u4ef6\u304c\u6319\u3052\u3089\u308c\u308b\u3002.<\/p>\n

\u898f\u683c\u3067\u5b9a\u3081\u3089\u308c\u3066\u3044\u308bPWHT\u306e\u6e29\u5ea6\u8981\u4ef6\u306f\u3001\u70ad\u7d20\u92fc\u306e\u4e0b\u9650\u81e8\u754c\u6e29\u5ea6\u306b\u8fd1\u3044\u5024\u3068\u306a\u3063\u3066\u304a\u308a\u3001\u3053\u308c\u306b\u3088\u308a\u6eb6\u63a5\u90e8\u306e\u518d\u52a0\u71b1\u5272\u308c\u304c\u751f\u3058\u3001\u5f37\u5ea6\u304c\u8457\u3057\u304f\u4f4e\u4e0b\u3059\u308b\u304a\u305d\u308c\u304c\u3042\u308a\u307e\u3059\u3002 \u3057\u304b\u3057\u3001\u7814\u7a76\u306b\u3088\u308c\u3070\u3001\u73fe\u884c\u306e\u898f\u683c\u8981\u4ef6\u3067\u898f\u5b9a\u3055\u308c\u3066\u3044\u308b\u6e29\u5ea6\u3088\u308a\u3082\u4f4e\u3044\u6e29\u5ea6\u3067P No 4\u6eb6\u63a5\u90e8\u306b\u5bfe\u3057\u3066PWHT\u3092\u65bd\u3057\u305f\u5834\u5408\u3067\u3082\u3001\u305d\u306e\u786c\u5ea6\u3068\u976d\u6027\u306f\u7dad\u6301\u3055\u308c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3053\u3068\u304c\u660e\u3089\u304b\u306b\u306a\u3063\u3066\u3044\u308b\u3002.<\/p>\n

\u61f8\u5ff5\u306f\u3042\u308b\u3082\u306e\u306e\u3001P No 4 \u306b\u95a2\u3059\u308b\u73fe\u5728\u306e\u4e88\u71b1\u304a\u3088\u3073PWHT\u8981\u4ef6\u3092\u7dad\u6301\u3059\u308b\u3053\u3068\u306b\u306f\u5f37\u3044\u652f\u6301\u304c\u3042\u308b\u3002 EPRI\u304c\u5f8c\u63f4\u3057\u305f\u7814\u7a76\u306b\u3088\u308b\u3068\u3001PWHT\u306f\u3001B31.1\u304a\u3088\u3073B31.3\u898f\u683c\u3067\u73fe\u5728\u8981\u6c42\u3055\u308c\u3066\u3044\u308b\u6e29\u5ea6\u3088\u308a\u3082\u4f4e\u3044\u6e29\u5ea6\u3067\u5b9f\u65bd\u3057\u3066\u3082\u3001\u8a31\u5bb9\u53ef\u80fd\u306a\u6750\u6599\u7279\u6027\u3092\u78ba\u4fdd\u3067\u304d\u308b\u3053\u3068\u304c\u5224\u660e\u3057\u305f\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u8a2d\u8a08\u306e\u67d4\u8edf\u6027\u304c\u9ad8\u307e\u308a\u3001\u7570\u7a2e\u6750\u6599\u63a5\u5408\u90e8\u306b\u304a\u3051\u308b\u5b89\u5168\u4f59\u88d5\u304c\u5897\u5927\u3057\u3001P No 4\u6750\u6599\u306e\u6eb6\u63a5\u90e8\u3067\u767a\u751f\u3057\u3084\u3059\u3044\u5272\u308c\u304c\u89e3\u6d88\u3055\u308c\u308b\u3002.<\/p>\n

\u6700\u5927\u4e88\u71b1\u6e29\u5ea6<\/h2>\n

ASME B31.3\u3067\u306f\u3001\u6750\u6599\u304c\u6eb6\u63a5\u5f8c\u71b1\u51e6\u7406\uff08PWHT\uff09\u3092\u958b\u59cb\u3067\u304d\u308b\u6700\u4f4e\u4e88\u71b1\u6e29\u5ea6\u3092\u6e80\u305f\u3059\u3053\u3068\u304c\u6c42\u3081\u3089\u308c\u3066\u3044\u307e\u3059\u3002 PWHT\u306f\u3001\u6eb6\u63a5\u306b\u3088\u3063\u3066\u751f\u3058\u305f\u6b8b\u7559\u5fdc\u529b\u3084\u5fae\u7d30\u7d44\u7e54\u306e\u5909\u5316\u3092\u4f4e\u6e1b\u3059\u308b\u305f\u3081\u306b\u3001\u6eb6\u63a5\u90e8\u3092\u4e0b\u81e8\u754c\u5909\u614b\u6e29\u5ea6\u672a\u6e80\u307e\u3067\u52a0\u71b1\u3057\u3001\u6240\u5b9a\u306e\u6642\u9593\u4fdd\u6301\u3059\u308b\u5236\u5fa1\u3055\u308c\u305f\u30d7\u30ed\u30bb\u30b9\u3067\u3042\u308b\u3002\u3055\u3089\u306b\u3001PWHT\u51e6\u7406\u4e2d\u306b\u786c\u5316\u30d7\u30ed\u30bb\u30b9\u3092\u4fc3\u9032\u3059\u308b\u3053\u3068\u3067\u3001\u786c\u5ea6\u306e\u5411\u4e0a\u306b\u5bc4\u4e0e\u3059\u308b\u5834\u5408\u3082\u3042\u308b\u3002.<\/p>\n

2014\u5e74\u7248\u306eASME B31.3\u3067\u306f\u3001\u30d7\u30ed\u30bb\u30b9\u914d\u7ba1\u306b\u95a2\u3059\u308bPWHT\u8981\u4ef6\u306b\u3044\u304f\u3064\u304b\u306e\u91cd\u8981\u306a\u6539\u8a02\u304c\u52a0\u3048\u3089\u308c\u307e\u3057\u305f\u3002\u7279\u306b\u3001ASME\u30bb\u30af\u30b7\u30e7\u30f3VIII\u7b2c1\u90e8\uff08Section VIII Div 1\uff09\u306e\u8981\u4ef6\u3092\u6e80\u305f\u3059\u70ad\u7d20\u92fc\u6eb6\u63a5\u69cb\u9020\u7269\u306b\u3064\u3044\u3066\u306f\u3001\u5f93\u6765\u306f\u6eb6\u63a5\u5f8c\u713c\u920d\uff08PWA\uff09\u304c\u5fc5\u8981\u3068\u3055\u308c\u3066\u3044\u307e\u3057\u305f\u304c\u3001\u4eca\u56de\u306e\u6539\u8a02\u306b\u3088\u308a\u8981\u4ef6\u304c\u5909\u66f4\u3055\u308c\u307e\u3057\u305f\u3002.<\/p>\n

\u3053\u306e\u5909\u66f4\u306f\u3001RRAC\u304b\u3089\u306e\u8981\u8acb\u3092\u53d7\u3051\u3066\u5b9f\u65bd\u3055\u308c\u305f\u3082\u306e\u3067\u3042\u308b\u3002RRAC\u306f\u3001ASME B31.1\u304a\u3088\u3073B31.3\u3067\u898f\u5b9a\u3055\u308c\u3066\u3044\u308bPWHT\u6e29\u5ea6\u304c\u3001\u5404\u6750\u6599\u306e\u4f4e\u81e8\u754c\u76f8\u5909\u614b\u6e29\u5ea6\u306b\u8fd1\u3044\u305f\u3081\u3001\u904e\u71b1\u306b\u3088\u308b\u786c\u5316\u80fd\u529b\u306e\u4e0d\u5fc5\u8981\u306a\u640d\u5931\u304c\u751f\u3058\u3066\u3044\u308b\u3053\u3068\u3092\u6307\u6458\u3057\u3066\u3044\u305f\u3002 \u3053\u306e\u554f\u984c\u306b\u5bfe\u51e6\u3059\u308b\u305f\u3081\u3001\u5831\u544a\u66f8\u3067\u306fPWHT\u306e\u8981\u4ef6\u30921200\uff5e1300 degF\u306b\u5909\u66f4\u3059\u308b\u3053\u3068\u3092\u63a8\u5968\u3057\u305f\u3002\u3055\u3089\u306b\u3001BS 2633\u306e\u8981\u4ef6\u306b\u3088\u308a\u6cbf\u3046\u5f62\u3067\u3001PWHT\u5f8c\u306e\u6700\u9ad8\u6e29\u5ea6\u3092150\u5ea6\u3068\u8a2d\u5b9a\u3059\u3079\u304d\u3067\u3042\u308b\u3002.<\/p>\n

\u6700\u4f4e\u4fdd\u6709\u671f\u9593<\/h2>\n

\u70ad\u7d20\u92fc\u914d\u7ba1\u306e\u6eb6\u63a5\u5f8c\u71b1\u51e6\u7406\uff08PWHT\uff09\u3002\u3053\u308c\u306f\u3001\u70ad\u7d20\u92fc\u914d\u7ba1\u306e\u63a5\u5408\u90e8\u306b\u304a\u3051\u308b\u74b0\u5883\u8a98\u767a\u4e80\u88c2\u3092\u9632\u6b62\u3059\u308b\u3068\u3068\u3082\u306b\u3001\u6eb6\u63a5\u306b\u3088\u3063\u3066\u751f\u3058\u305f\u6b8b\u7559\u5fdc\u529b\u3092\u4f4e\u6e1b\u3057\u3001\u6eb6\u63a5\u91d1\u5c5e\u306e\u976d\u6027\u3092\u9ad8\u3081\u308b\u3053\u3068\u3092\u76ee\u7684\u3068\u3057\u3066\u3044\u307e\u3059\u3002\u3055\u3089\u306b\u3001PWHT\u306f\u74b0\u5883\u306b\u3088\u308b\u52a3\u5316\u3092\u8efd\u6e1b\u3057\u3001\u8150\u98df\u304b\u3089\u4fdd\u8b77\u3059\u308b\u5f79\u5272\u3082\u679c\u305f\u3057\u307e\u3059\u3002.<\/p>\n

PWHT\u306e\u8981\u4ef6\u306f\u3001\u898f\u683c\u3084\u6750\u6599\u30b0\u30eb\u30fc\u30d7\u306b\u3088\u3063\u3066\u7570\u306a\u308a\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001B31.3\u3067\u306f\u3001\u5404\u30b0\u30eb\u30fc\u30d7\u5185\u3067\u8a31\u5bb9\u3055\u308c\u308b\u6700\u5927\u70ad\u7d20\u542b\u6709\u91cf\u304a\u3088\u3073\u6eb6\u63a5\u539a\u3055\u306b\u57fa\u3065\u304d\u3001\u4f4e\u5408\u91d1\u92fc\u306b\u3064\u3044\u3066\u306f15\u5206\u30012.25%Cr-1%Mo\u92fc\u306b\u3064\u3044\u3066\u306f20\u5206\u3092\u3001\u305d\u308c\u305e\u308c\u6700\u4f4e\u4fdd\u6301\u6642\u9593\u3068\u3057\u3066\u898f\u5b9a\u3057\u3066\u3044\u307e\u3059\u3002 \u3053\u306e\u6700\u4f4e\u4fdd\u6301\u6642\u9593\u306e\u8981\u4ef6\u306f\u3001\u5358\u5c64\u6eb6\u63a5\u3068\u591a\u5c64\u6eb6\u63a5\u306e\u3044\u305a\u308c\u306b\u3082\u7b49\u3057\u304f\u9069\u7528\u3055\u308c\u307e\u3059\u3002.<\/p>\n

PWHT\u304c\u5fc5\u305a\u3057\u3082\u5fc5\u8981\u3068\u306f\u9650\u308a\u307e\u305b\u3093\u3002\u4f8b\u3048\u3070\u3001\u77f3\u6cb9\u8caf\u8535\u30bf\u30f3\u30af\u306a\u3069\u306e\u6eb6\u63a5\u92fc\u88fd\u5bb9\u5668\u306e\u5834\u5408\u304c\u6319\u3052\u3089\u308c\u307e\u3059\u3002\u6700\u59275,000 psi\u306e\u5727\u529b\u306b\u8010\u3048\u308b\u3088\u3046\u8a2d\u8a08\u3055\u308c\u3066\u3044\u307e\u3059\u304c\u3001\u6eb6\u63a5\u7d99\u624b\u90e8\u306b\u304a\u3051\u308b\u6975\u7aef\u306a\u6e29\u5ea6\u52fe\u914d\u3084\u5fdc\u529b\u306b\u3088\u308a\u3001\u8106\u6027\u7834\u58ca\u306e\u30ea\u30b9\u30af\u304c\u6b8b\u3063\u3066\u3044\u307e\u3059\u3002.<\/p>\n

PWHT\u51e6\u7406\u306f\u30b3\u30b9\u30c8\u304c\u304b\u304b\u308a\u3001\u624b\u9593\u3082\u304b\u304b\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u305f\u3081\u3001\u4e00\u90e8\u306e\u7ba1\u8f44\u533a\u57df\u3067\u306f\u3001\u70ad\u7d20\u92fc\u88fd\u914d\u7ba1\u306b\u5bfe\u3057\u3066\u514d\u9664\u63aa\u7f6e\u3092\u8a2d\u3051\u3066\u3044\u307e\u3059\u3002\u3055\u3089\u306b\u3001B31.3\u898f\u683c\u30b7\u30ea\u30fc\u30ba\u306e\u8981\u4ef6\u306f\u3001PWHT\u306b\u95a2\u3059\u308b\u8981\u4ef6\u306b\u3064\u3044\u3066\u3001\u5b89\u5168\u6027\u3068\u52b9\u7387\u6027\u306e\u9593\u3067\u9069\u5207\u306a\u30d0\u30e9\u30f3\u30b9\u3092\u56f3\u308b\u3053\u3068\u3092\u76ee\u7684\u3068\u3057\u3066\u3044\u307e\u3059\u3002.<\/p>\n

\u6700\u5927\u4fdd\u6301\u6642\u9593<\/h2>\n

ASME B31.3\u306f\u3001\u77f3\u6cb9\u7cbe\u88fd\u6240\u3001\u5316\u5b66\u30fb\u88fd\u85ac\u30fb\u6c34\u7d20\u30fb\u7e4a\u7dad\u30fb\u88fd\u7d19\u30fb\u30d1\u30eb\u30d7\u5de5\u5834\u3001\u539f\u5b50\u7089\u3001\u534a\u5c0e\u4f53\u5de5\u5834\u3001\u767a\u96fb\u65bd\u8a2d\u3001\u5929\u7136\u30ac\u30b9\u5727\u7e2e\u30b9\u30c6\u30fc\u30b7\u30e7\u30f3\u3001\u304a\u3088\u3073\u767a\u96fb\u6240\u306a\u3069\u3067\u4f7f\u7528\u3055\u308c\u308b\u914d\u7ba1\u306b\u95a2\u3059\u308b\u8981\u4ef6\u3092\u898f\u5b9a\u3057\u305f\u7c73\u56fd\u56fd\u5bb6\u898f\u683c\u3067\u3059\u3002 \u672c\u898f\u683c\u306f\u3001\u914d\u7ba1\u306e\u8a2d\u8a08\u3001\u88fd\u9020\u3001\u7d44\u7acb\u3001\u636e\u4ed8\u3001\u691c\u67fb\u3001\u8a66\u9a13\u306b\u7528\u3044\u3089\u308c\u308b\u6750\u6599\u304a\u3088\u3073\u69cb\u6210\u90e8\u54c1\u306b\u3064\u3044\u3066\u898f\u5b9a\u3057\u3066\u3044\u308b\u3002.<\/p>\n

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\u73fe\u5728\u3001PWHT\u6eb6\u63a5\u3067\u306f\u3001\u307b\u3068\u3093\u3069\u306e\u5834\u5408\u3001\u6700\u5927\u6eb6\u63a5\u539a\u3055\u304c19mm\u3068\u5b9a\u3081\u3089\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u6a4b\u6881\u306b\u95a2\u3059\u308bBS 5400\u306a\u3069\u306e\u4e00\u822c\u7684\u306a\u69cb\u9020\u7269\u898f\u683c\u3084\u3001\u5727\u529b\u5bb9\u5668\u3084\u52d5\u529b\u914d\u7ba1\u3092\u898f\u5b9a\u3059\u308bASME B31.1\u3001\u5927\u578b\u8caf\u8535\u30bf\u30f3\u30af\u306e\u5efa\u8a2d\u3092\u898f\u5b9a\u3059\u308bAPI 650\u3068\u3044\u3063\u305f\u305d\u306e\u4ed6\u306e\u5c02\u9580\u898f\u683c\u306b\u6bd4\u3079\u3066\u3001\u304b\u306a\u308a\u4f4e\u3044\u5024\u3067\u3059\u3002.<\/p>","protected":false},"excerpt":{"rendered":"

ASME B31.3\u306e2014\u5e74\u7248\u4ee5\u964d\u3001\u539a\u8089\u70ad\u7d20\u92fc\u7ba1\u306f\u6eb6\u63a5\u5f8c\u71b1\u51e6\u7406\uff08PWHT\uff09\u8981\u4ef6\u304c\u514d\u9664\u3055\u308c\u3001\u30de\u30eb\u30c1\u30d1\u30b9\u6eb6\u63a5\u306e\u307f\u304c\u8981\u6c42\u3055\u308c\u3001\u4e88\u71b1\u8981\u4ef6\u306f\u4e0d\u8981\u3068\u306a\u3063\u305f\u3002\u3053\u306e\u3088\u3046\u306a\u9069\u7528\u9664\u5916\u306f\u5b89\u5168\u3067\u306a\u3044\u53ef\u80fd\u6027\u304c\u3042\u308b\u3068\u306e\u61f8\u5ff5\u304c\u63d0\u8d77\u3055\u308c\u3066\u3044\u308b\u3002EPRI\u304c\u30b9\u30dd\u30f3\u30b5\u30fc\u3068\u306a\u308a\u3001RRAC\u30c1\u30fc\u30e0\u30e1\u30f3\u30d0\u30fc\u304c\u57f7\u7b46\u3057\u305f\u3053\u306e\u8ad6\u6587\u306f\u3001B31.1\u304a\u3088\u3073B31.3\u898f\u683c\u306e\u6700\u4f4ePWHT\u6e29\u5ea6\u8981\u4ef6\u306e\u5909\u66f4\u3001\u304a\u3088\u3073\u4ed6\u306e\u898f\u683c\u306e\u540c\u69d8\u306e\u5909\u66f4\u3092\u652f\u63f4\u3059\u308b\u3053\u3068\u3092\u76ee\u7684\u3068\u3057\u3066\u3044\u308b\u3002\u6700\u5c0f\u4e88\u71b1\u6e29\u5ea6 ASME B31.3\u306e\u6700\u5c0f\u4e88\u71b1\u6e29\u5ea6\u8981\u4ef6\u306f\u3001\u898f\u683c\u3084\u57fa\u6e96\u306b\u3088\u3063\u3066\u5927\u304d\u304f\u7570\u306a\u308b\u3002\u3042\u308b\u898f\u683c\u3084\u57fa\u6e96\u306e\u8981\u6c42\u4e8b\u9805\u304c\u3001\u4ed6\u306e\u898f\u683c\u3084\u57fa\u6e96\u306e\u8981\u6c42\u4e8b\u9805\u3068\u7570\u306a\u308b\u5834\u5408\u3001\u73fe\u5b9f\u7684\u306a\u61f8\u5ff5\u304c\u751f\u3058\u308b\u3002 <\/p>\n

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