{"id":173,"date":"2024-11-22T11:20:43","date_gmt":"2024-11-22T11:20:43","guid":{"rendered":"https:\/\/pwhtsolutions.net\/?p=173"},"modified":"2024-11-22T11:20:43","modified_gmt":"2024-11-22T11:20:43","slug":"asme-b31-3-pwht-%e8%a6%81%e4%bb%b6","status":"publish","type":"post","link":"https:\/\/pwhtsolutions.net\/ja\/asme-b31-3-pwht-requirements\/","title":{"rendered":"ASME B31 3 PWHT \u8981\u4ef6"},"content":{"rendered":"

E2G\u306e\u8106\u6027\u7834\u58ca\u8a55\u4fa1\u304b\u3089\u5f97\u3089\u308c\u305f\u77e5\u898b\u306b\u3088\u308b\u3068\u3001\u5f37\u5236\u7684\u306aPWHT\u306e\u524a\u6e1b\u307e\u305f\u306f\u5ec3\u6b62\u306f\u3001\u8106\u6027\u5272\u308c\u3092\u5897\u52a0\u3055\u305b\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u4e00\u65b9\u3001\u5fdc\u529b\u9664\u53bb\u3084\u6eb6\u63a5\u91d1\u5c5e\u306e\u976d\u6027\u5411\u4e0a\u306b\u5bfe\u3059\u308b\u30d7\u30e9\u30b9\u306e\u5f71\u97ff\u3092\u6e1b\u5c11\u3055\u305b\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002.<\/p>\n

ASME B31 3\u306f\u3001\u30d7\u30ed\u30bb\u30b9\u914d\u7ba1\u306e\u52a0\u5de5\/\u6eb6\u63a5\u306b\u95a2\u3059\u308b\u8981 \u4ef6\u3092\u898f\u5b9a\u3057\u3066\u3044\u308b\u3002\u8868331.1\u306f\u3001\u6750\u6599\u30b0\u30eb\u30fc\u30d7\u3001\u7ba1\u7406\u539a\u3055\u3001\u6eb6\u63a5\u306e\u7a2e\u985e\u306b\u95a2 \u3057\u3066\u3001\u6eb6\u63a5\u5f8c\u71b1\u51e6\u7406\u8981\u6c42\u4e8b\u9805\u306e\u9069\u7528\u9664\u5916\u3092\u793a\u3057\u3066\u3044\u308b\u3002.<\/p>\n

\u30d7\u30ea\u30d2\u30fc\u30c8<\/h2>\n

ASME B31.3\u30d7\u30ed\u30bb\u30b9\u914d\u7ba1\u306e2014\u5e74\u7248\u3067\u306f\u3001\u30d7\u30ed\u30bb\u30b9\u914d\u7ba1\u306e\u52a0\u5de5\/\u6eb6\u63a5\u306e\u5b9f\u65bd\u306b\u95a2\u3057\u3066\u3001\u3044\u304f\u3064\u304b\u306e\u91cd\u8981\u306a\u5909\u66f4\u304c\u5c0e\u5165\u3055\u308c\u305f\u3002331.1.1\u9805\u3068\u8868331.1.1\u304a\u3088\u3073331.1.2\u304c\u3053\u306e\u60c5\u5831\u3092\u63d0\u4f9b\u3057\u3066\u3044\u308b\u3002\u3055\u3089\u306b\u3001\u4e88\u71b1\u6280\u8853\u304c\u9069\u5207\u306b\u5229\u7528\u3055\u308c\u3066\u3044\u308b\u5834\u5408\u306f\u3001\u9664\u5916\u3055\u308c\u308b\u5834\u5408\u3082\u3042\u308b\u3002.<\/p>\n

\u4e88\u71b1\u6e29\u5ea6\u306f\u3001\u6e29\u5ea6\u6307\u793a\u30af\u30ec\u30e8\u30f3\u3001\u71b1\u96fb\u5bfe\u30d1\u30a4\u30ed\u30e1\u30fc \u30bf\u30fc\u3001\u307e\u305f\u306f\u305d\u306e\u4ed6\u306e\u9069\u5207\u306a\u6a5f\u5668\u3092\u4f7f\u7528\u3057 \u3066\u6ce8\u610f\u6df1\u304f\u30e2\u30cb\u30bf\u30fc\u3057\u3001\u4f5c\u696d\u624b\u9806\u4ed5\u69d8\u66f8\uff08WPS\uff09 \u306b\u6307\u5b9a\u3055\u308c\u305f\u7bc4\u56f2\u5185\u306b\u78ba\u5b9f\u306b\u5230\u9054\u3059\u308b\u3088\u3046\u306b\u3057 \u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3002\u6700\u9069\u306a\u7d50\u679c\u3092\u5f97\u308b\u306b\u306f\u3001\u5c11\u306a\u304f\u3068\u3082\u6eb6\u63a5\u306e\u4e21\u7aef\u304b\u3089 25 mm (1 in.) \u306e\u30d0\u30c3\u30d5\u30a1\u30fb\u30be\u30fc\u30f3\u304c\u5fc5\u8981\u3067\u3042\u308b\u3002.<\/p>\n

\u6eb6\u63a5\u304c\u5b8c\u4e86\u3057\u305f\u3089\u3001\u305d\u306e\u90e8\u5206\u3092\u8868330.1.1 \u306b\u5f93\u3063\u3066\u71b1\u51e6\u7406\u3059\u308b\u3002\u3053\u306e\u71b1\u51e6\u7406\u306f\u3001\u9ad8\u6e29\u306e\u6eb6\u63a5\u6e29\u5ea6\u3084\u6e29\u5ea6\u52fe\u914d\u3001\u6210\u5f62 \u3084\u66f2\u3052\u306b\u3088\u3063\u3066\u751f\u3058\u308b\u6b8b\u7559\u5fdc\u529b\u306b\u3088\u308b\u60aa\u5f71\u97ff\u3092\u6700\u5c0f \u9650\u306b\u6291\u3048\u308b\u3001\u307e\u305f\u306f\u7de9\u548c\u3059\u308b\u306e\u306b\u5f79\u7acb\u3061\u3001\u6eb6\u63a5\u91d1\u5c5e\u306e \u976d\u6027\u3092\u9ad8\u3081\u308b\u3002.<\/p>\n

\u4e88\u71b1\u514d\u9664\u3092\u53d7\u3051\u308b\u306b\u306f\u3001P1\u70ad\u7d20\u92fc\u6750\u309295\u2103\u306e\u4e88\u71b1\u3067\u7ba1\u7406\u3055\u308c\u305f\u677f\u539a\u3067\u6eb6\u63a5\u3057\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3002\u305d\u3046\u3067\u306a\u3051\u308c\u3070\u3001\u6eb6\u63a5\u5b8c\u4e86\u5f8c\u306b\u5f8c\u71b1\u51e6\u7406\u304c\u5fc5\u8981\u3068\u306a\u308a\u3001\u30b3\u30b9\u30c8\u304c\u4e0a\u6607\u3057\u3001\u914d\u7ba1\u30b7\u30b9\u30c6\u30e0\u306e\u8a66\u904b\u8ee2\u304c\u9045\u308c\u308b\u3053\u3068\u306b\u306a\u308b\u3002.<\/p>\n

\u6eb6\u63a5\u5f8c\u306e\u71b1\u51e6\u7406<\/h2>\n

\u5727\u529b\u5bb9\u5668\u304a\u3088\u3073\u914d\u7ba1\u696d\u754c\u306b\u304a\u3051\u308b\u73fe\u884c\u306e\u8a2d\u8a08 \u898f\u6e96\u3067\u306f\u3001\u6eb6\u63a5\u90e8\u306e\u677f\u539a\u304c\u4f7f\u7528\u6750\u6599\u306e\u30b7\u30e3\u30eb\u30d4\u30fc\u8a66 \u9a13\u7279\u6027\u306b\u3088\u3063\u3066\u6c7a\u5b9a\u3055\u308c\u308b\u898f\u5b9a\u5024\u3092\u8d85\u3048\u305f\u5834 \u5408\u306b\u3001PWHT\u3092\u5b9f\u65bd\u3059\u3079\u304d\u3067\u3042\u308b\u3068\u898f\u5b9a\u3057\u3066\u3044 \u308b\u3002\u3053\u306e\u65b9\u6cd5\u306f\u3001\u3044\u3064PWHT\u304c\u5fc5\u8981\u304b\u3092\u7279\u5b9a\u3059\u308b\u7c21\u5358\u3067\u76f4\u63a5\u7684\u306a\u624b\u6bb5\u3092\u63d0\u4f9b\u3059\u308b\u3082\u306e\u3067\u3001\u4e00\u822c\u7684\u306b\u696d\u754c\u306e\u6163\u884c\u3068\u3057\u3066\u53d7\u3051\u5165\u308c\u3089\u308c\u3066\u3044\u308b\u3002\u3057\u304b\u3057\u3001\u69d8\u3005\u306a\u898f\u683c\u306b\u306f\u3001\u5c0a\u91cd\u3057\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u9650\u754c\u5024\u304c\u7570\u306a\u308b\u3053\u3068\u3092\u899a\u3048\u3066\u304a\u304f\u3053\u3068\u304c\u91cd\u8981\u3067\u3042\u308b\u3002.<\/p>\n

EPRI\u306e\u5831\u544a\u66f8\uff08\u53c2\u8003\u8cc7\u65991\uff09\u306f\u3001\u96fb\u529b\u696d\u754c\u306ePWHT\u6e29\u5ea6\u8981\u4ef6\u304c\u3044\u304b\u306b\u9ad8\u3059\u304e\u308b\u304b\u3092\u660e\u78ba\u306b\u6587\u66f8\u5316\u3057\u3066\u3044\u308b\u3002\u3053\u308c\u3089\u306e\u6e29\u5ea6\u306f\u3001\u691c\u67fb\u3001\u4fee\u7406\u3001\u4fdd\u5b88\u4f5c\u696d\u4e2d\u306b\u6eb6\u63a5\u91d1\u5c5e\u3092\u640d\u50b7\u3057\u3001\u3053\u308c\u3089\u306e\u4f5c\u696d\u4e2d\u306e\u505c\u96fb\u3092\u5927\u5e45\u306b\u5ef6\u9577\u3059\u308b\u53ef\u80fd\u6027\u306e\u3042\u308b1-1\/4\u2033Cr Mo\u6750\u6599\u306e\u81e8\u754c\u3057\u304d\u3044\u5024\u6e29\u5ea6\u306b\u8fd1\u3065\u304f\u304b\u3001\u3042\u308b\u3044\u306f\u305d\u308c\u306b\u3055\u3048\u8fd1\u3065\u3044\u3066\u3044\u308b\u3002.<\/p>\n

\u6a4b\u6881\u3084\u5efa\u7bc9\u7269\u306e\u4e00\u822c\u7684\u306a\u69cb\u9020\u7528\u9014\u306ePWHT\u8981\u4ef6\u3082\u307e\u305f\u3001\u904e\u5ea6\u306b\u4fdd\u5b88\u7684\u3067\u3042\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002PWHT\u306e\u5fc5\u8981\u6027\u3092\u56de\u907f\u3059\u308b\u306e\u306b\u5341\u5206\u306a\u7834\u58ca\u976d\u6027\u3092\u6301\u3064\u69cb\u9020\u7269\u3082\u3042\u308b\u304c\u3001\u5927\u578b\u306e\u69cb\u9020\u90e8\u54c1\u3084\u539a\u3044\u65ad\u9762\u306e\u6eb6\u63a5\u63a5\u5408\u90e8\u3067\u306f\u3001\u4e00\u822c\u306b\u3001\u9577\u3044\u4fdd\u6301\u6642\u9593\u3068\u9045\u3044\u52a0\u71b1\u901f\u5ea6\u306b\u3088\u308b\u5e83\u7bc4\u306aPWHT\u304c\u5fc5\u8981\u3068\u306a\u308b\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u53ef\u80fd\u306a\u9650\u308a\u3053\u306e\u30d7\u30ed\u30bb\u30b9\u306e\u514d\u9664\u304c\u9054\u6210\u3067\u304d\u308c\u3070\u671b\u307e\u3057\u3044\u3002.<\/p>\n

\u5f37\u5ea6\u8a66\u9a13<\/h2>\n

\u5727\u529b\u914d\u7ba1\u30b7\u30b9\u30c6\u30e0\u3092\u5efa\u8a2d\u30fb\u904b\u7528\u3059\u308b\u30a8\u30f3\u30b8\u30cb\u30a2\u306f\u3001\u5185\u90e8\u30e9\u30a4\u30f3\u3084\u30b8\u30e3\u30b1\u30c3\u30c8\u306e\u30ea\u30fc\u30af\u30c6\u30b9\u30c8\u624b\u9806\u3001\u771f\u7a7a\u306e\u8003\u616e\u4e8b\u9805\u3001\u30d5\u30e9\u30f3\u30b8\u7d99\u624b\u30a2\u30bb\u30f3\u30d6\u30ea\u306e\u8cc7\u683c\u3001\u8d85\u97f3\u6ce2\u691c\u67fb\u306e\u53d7\u3051\u5165\u308c\u57fa\u6e96\u3001\u3055\u3089\u306b\u305d\u306e\u3088\u3046\u306a\u30b7\u30b9\u30c6\u30e0\u306e\u8a2d\u8a08\u3001\u88fd\u9020\u3001\u5efa\u8a2d\u691c\u67fb\u306e\u6587\u66f8\u5316\u306b\u95a2\u3057\u3066\u5fc5\u8981\u306a\u8ffd\u52a0\u4ed5\u69d8\u306a\u3069\u3001ASME B31\u3067\u898f\u5b9a\u3055\u308c\u3066\u3044\u308b\u3059\u3079\u3066\u306e\u8981\u4ef6\u3092\u7406\u89e3\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n

\u914d\u7ba1\u30b7\u30b9\u30c6\u30e0\u306e\u30ea\u30fc\u30af\u30c6\u30b9\u30c8\u306f\u3001\u4fee\u7406\u304c\u5fc5\u8981\u306a\u7b87\u6240\u3092\u7279\u5b9a\u3059\u308b\u305f\u3081\u306b\u884c\u308f\u308c\u307e\u3059\u3002\u6c34\u529b\u8a66\u9a13\u3067\u306f\u3001\u8a66\u9a13\u6d41\u4f53\u304c\u8a2d\u8a08\u5727\u529b\u4ee5\u4e0a\u306b\u9054\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u304c\u3001\u7a7a\u6c17\u5727\u8a66\u9a13\u3067\u306f\u3001\u4ee3\u308f\u308a\u306b\u3001\u914d\u7ba1\u30b7\u30b9\u30c6\u30e0\u306e\u7206\u767a\u7684\u306a\u7834\u88c2\u306b\u3064\u306a\u304c\u3089\u306a\u3044\u4f4e\u3044\u5727\u529b\u3067\u884c\u308f\u308c\u307e\u3059\u3002.<\/p>\n

\u914d\u7ba1\u306e\u5b89\u5168\u306a\u64cd\u4f5c\u306e\u305f\u3081\u306b\u306f\u3001\u8a66\u9a13\u5727\u529b\u304c\u6750\u6599\u306e\u964d\u4f0f\u5f37\u5ea6\u3084\u8a66\u9a13\u6e29\u5ea6\u3067\u306e\u5b9a\u683c\u3092\u8d85\u3048\u306a\u3044\u3053\u3068\u304c\u6975\u3081\u3066\u91cd\u8981\u3067\u3059\u3002\u3053\u308c\u306f\u3001\u70ad\u7d20\u92fc\u3092\u4f7f\u7528\u3059\u308b\u5834\u5408\u306b\u7279\u306b\u91cd\u8981\u3067\u3059\u3002\u70ad\u7d20\u92fc\u306e\u539a\u3055\u306f\u3001\u90e8\u54c1\u306e\u30d5\u30fc\u30d7\u5fdc\u529b\u3084\u7e26\u5fdc\u529b\u3092\u3059\u3079\u3066\u30ab\u30d0\u30fc\u3059\u308b\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002.<\/p>\n

\u5f37\u5236\u6d41\u52d5\u84b8\u6c17\u767a\u751f\u5668\u3067\u306f\u3001\u914d\u7ba1\u30b7\u30b9\u30c6\u30e0\u3092\u30b7\u30b9\u30c6\u30e0\u8a2d\u8a08\u5727\u529b\u306e1.5\u500d\u3067\u8a66\u9a13\u3057\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3002\u3053\u306e\u8981\u4ef6\u306f\u3001\u5168\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306e\u7d44\u307f\u7acb\u3066\u524d\u306b\u69cb\u9020\u8a66\u9a13\u3092\u7fa9\u52d9\u4ed8\u3051\u3066\u3044\u308b\u30dc\u30a4\u30e9\u30fc\u30fb\u5727\u529b\u5bb9\u5668\u898f\u5b9a\u3067\u5b9a\u3081\u3089\u308c\u3066\u3044\u308b\u8981\u4ef6\u3092\u4e0a\u56de\u308b\u3082\u306e\u3067\u3042\u308b\u3002.<\/p>\n

\u30cf\u30a4\u30c9\u30ed\u30c6\u30b9\u30c8<\/h2>\n

\u30cf\u30a4\u30c9\u30ed\u30c6\u30b9\u30c8\uff08\u6d41\u4f53\u8010\u5727\u8a66\u9a13\uff09\u306f\u3001\u54c1\u8cea\u4fdd\u8a3c\u306b\u4e0d\u53ef\u6b20\u306a\u8981\u7d20\u3067\u3042\u308a\u3001\u7d30\u5fc3\u306e\u6ce8\u610f\u3068\u7cbe\u5ea6\u3092\u3082\u3063\u3066\u5b9f\u65bd\u3055\u308c\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3002.<\/p>\n

\u3053\u306e\u3088\u3046\u306a\u5727\u529b\u8a66\u9a13\u306b\u5fc5\u8981\u306a\u6a5f\u5668\u306b\u306f\u3001\u9001\u6c34\u30dd\u30f3\u30d7\u3001\u6821\u6b63\u6e08\u307f\u5727\u529b\u8a08\u3001\u5727\u529b\u30c1\u30e3\u30fc\u30c8\u8a18\u9332\u8a08\u3001\u906e\u65ad\u5f01\u306a\u3069\u304c\u3042\u308b\u3002\u3055\u3089\u306b\u3001\u6709\u8cc7\u683c\u8005\u304c\u5727\u529b\u8a66\u9a13\u3092\u5b9f\u65bd\u3059\u3079\u304d\u3067\u3042\u308b\u3002.<\/p>\n

\u30cf\u30a4\u30c9\u30ed\u30c6\u30b9\u30c8\u306f\u3001\u8a66\u9a13\u6e29\u5ea6\u3084\u8a31\u5bb9\u5fdc\u529b\u9650\u754c\uff08\u7279\u5b9a\u306e\u6e29\u5ea6\u306b\u304a\u3051\u308b\u964d\u4f0f\u5f37\u5ea6\u304b\u3089\u8a08\u7b97\uff09\u306a\u3069\u3001\u3044\u304f\u3064\u304b\u306e\u8981\u7d20\u3092\u8003\u616e\u3057\u305f\u65b9\u7a0b\u5f0f\u306b\u4f9d\u5b58\u3057\u3066\u3044\u308b\u3002\u30cf\u30a4\u30c9\u30ed\u30c6\u30b9\u30c8\u306e\u5727\u529b\u306f\u8a2d\u8a08\u5727\u529b\u3092\u4e0a\u56de\u308b\u3079\u304d\u3067\u3042\u308b\u304c\u3001\u8a31\u5bb9\u5fdc\u529b\u9650\u5ea6\u3092\u8d85\u3048\u306a\u3044\u3088\u3046\u306b\u6ce8\u610f\u3057\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3002.<\/p>\n

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E2G\u306e\u8106\u6027\u7834\u58ca\u8a55\u4fa1\u304b\u3089\u5f97\u3089\u308c\u305f\u77e5\u898b\u306b\u3088\u308b\u3068\u3001 PWHT\u306e\u7fa9\u52d9\u4ed8\u3051\u3092\u524a\u6e1b\u307e\u305f\u306f\u5ec3\u6b62\u3059\u308b\u3068\u3001\u8106\u6027 \u5272\u308c\u304c\u5897\u52a0\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u4e00\u65b9\u3001\u5fdc\u529b\u7de9\u548c\u3068 \u6eb6\u63a5\u91d1\u5c5e\u306e\u976d\u6027\u5411\u4e0a\u306b\u5bfe\u3059\u308bPWHT\u306e\u826f\u3044\u5f71\u97ff\u304c\u6e1b \u5c11\u3057\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002ASME B31 3\u306f\u3001\u30d7\u30ed\u30bb\u30b9\u914d\u7ba1\u306e\u52a0\u5de5\/\u6eb6\u63a5\u306b\u95a2\u3059\u308b\u8981 \u4ef6\u3092\u898f\u5b9a\u3057\u3066\u3044\u308b\u3002\u8868331.1\u306f\u3001\u6750\u6599\u30b0\u30eb\u30fc\u30d7\u3001\u7ba1\u7406\u539a\u3055\u3001\u6eb6\u63a5 \u30bf\u30a4\u30d7\u306e\u89b3\u70b9\u304b\u3089\u3001\u6eb6\u63a5\u5f8c\u71b1\u51e6\u7406\u8981\u4ef6\u306e\u7fa9\u52d9\u514d\u9664 \u3092\u793a\u3057\u3066\u3044\u308b\u3002Preheat ASME B31.3\u30d7\u30ed\u30bb\u30b9\u914d\u7ba1\u306e2014\u5e74\u7248\u3067\u306f\u3001\u30d7\u30ed\u30bb\u30b9\u914d\u7ba1\u306e\u52a0\u5de5\/\u6eb6\u63a5\u306e\u5b9f\u65bd\u306b\u95a2\u3057\u3066\u3001\u3044\u304f\u3064\u304b\u306e\u91cd\u8981\u306a\u5909\u66f4\u304c\u5c0e\u5165\u3055\u308c\u305f\u3002\u4e3b\u306a\u5909\u66f4\u70b9\u306e1\u3064\u306f\u3001\u914d\u7ba1\u6750\u6599\u306e\u7a2e\u985e\u306b\u57fa\u3065\u304fPWHT\u8981\u6c42\u4e8b\u9805\u304c\u542b\u307e\u308c\u305f\u3053\u3068\u3067\u3001331.1.1\u9805\u3068\u8868331.1.1\u3001331.1.2\u304c\u3053\u306e\u60c5\u5831\u3092\u63d0\u4f9b\u3057\u3066\u3044\u308b\u3002 <\/p>\n

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