{"id":250,"date":"2025-08-15T10:50:06","date_gmt":"2025-08-15T10:50:06","guid":{"rendered":"https:\/\/pwhtsolutions.net\/?p=250"},"modified":"2025-08-15T10:50:06","modified_gmt":"2025-08-15T10:50:06","slug":"%ed%83%84%ec%86%8c%ea%b0%95-%ed%8c%8c%ec%9d%b4%ed%94%84%ec%97%90-%eb%8c%80%ed%95%9c-%ec%9a%a9%ec%a0%91-%ed%9b%84-%ec%97%b4%ec%b2%98%eb%a6%ac-pwht-%ec%9a%94%ea%b5%ac-%ec%82%ac%ed%95%ad","status":"publish","type":"post","link":"https:\/\/pwhtsolutions.net\/ko\/post-weld-heat-treatment-pwht-requirements-for-carbon-steel-pipe\/","title":{"rendered":"\ud0c4\uc18c\uac15 \ud30c\uc774\ud504\uc5d0 \ub300\ud55c \uc6a9\uc811 \ud6c4 \uc5f4\ucc98\ub9ac(PWHT) \uc694\uad6c \uc0ac\ud56d"},"content":{"rendered":"

\ud0c4\uc18c\uac15 \ubc30\uad00\uacfc \uad00\ub828\ub41c \ub9ce\uc740 \ud504\ub85c\uc81d\ud2b8\uc5d0\uc11c \ud0c4\uc18c \ud568\ub7c9\uc774 \ub0ae\uc740 \uc800\ud569\uae08\uac15\uc5d0 \ub300\ud574 PWHT \uc5c6\uc774 \ucd5c\ub300 19mm \ub450\uaed8\ub97c \ud5c8\uc6a9\ud558\ub294 BS 2633 \ubc0f \uc720\uc0ac \ucf54\ub4dc\uc758 \ud5c8\uc6a9 \uc624\ucc28\ub97c \ud65c\uc6a9\ud558\uc5ec PWHT\ub97c \uc6b0\ud68c\ud560 \uc218 \uc788\uc73c\uba70, \uc774\ub7ec\ud55c \uc694\uad6c \uc0ac\ud56d\uc740 \ubbf8\uad6d \ucf54\ub4dc\uc5d0\uc11c \uc815\ud55c \uc694\uad6c \uc0ac\ud56d\uc744 \ucda9\uc871\ud558\uac70\ub098 \ucd08\uacfc\ud558\ub294 \uacbd\ud5a5\uc774 \uc788\uc9c0\ub9cc BS 2633\uc740 \ub354 \ub192\uc740 \uc608\uc5f4 \uc694\uad6c \uc0ac\ud56d\uc744 \uaddc\uc815\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n

\uc6a9\uc811 \uc808\ucc28<\/h2>\n

PWHT(\uc6a9\uc811 \ud6c4 \uc5f4\ucc98\ub9ac)\ub294 \ub2e8\uc21c\ud55c \uc808\ucc28\uc801 \ub2e8\uacc4\uac00 \uc544\ub2c8\ub77c \uc7a5\ube44 \ubb34\uacb0\uc131, \uc791\uc5c5\uc790 \uc548\uc804 \ubc0f \uc7a5\uae30\uc801\uc778 \uc131\ub2a5\uc5d0 \uc9c1\uc811\uc801\uc778 \uc601\ud5a5\uc744 \ubbf8\uce58\ub294 \ud544\uc218\uc801\uc778 \uc5d4\uc9c0\ub2c8\uc5b4\ub9c1 \ud504\ub85c\uc138\uc2a4\uc785\ub2c8\ub2e4. PWHT\ub294 \uc794\ub958 \uc751\ub825\uc744 \uc904\uc774\uba74\uc11c \ubbf8\uc138 \uad6c\uc870\ub97c \uac1c\uc120\ud558\uc5ec \uc751\ub825 \ubd80\uc2dd \uade0\uc5f4\uc744 \ubc29\uc9c0\ud558\uace0 \uc751\ub825 \ubd80\uc2dd \uade0\uc5f4\uc744 \uc644\uc804\ud788 \ubc29\uc9c0\ud569\ub2c8\ub2e4.<\/p>\n

PWHT\ub294 \uc6a9\uc811\ubb3c\uc744 \uace0\uc628\uc73c\ub85c \uc7a5\uc2dc\uac04 \uac00\uc5f4\ud558\uc5ec \uae08\uc18d \ub9e4\ud2b8\ub9ad\uc2a4\uac00 \ub0b4\ubd80 \uc751\ub825\uc744 \ud761\uc218\ud558\uace0 \uc7ac\ubd84\ubc30\ud558\uc5ec \ucde8\uc131 \ud30c\uad34\uc758 \uc704\ud5d8\uc744 \uc904\uc774\uace0 \uc778\uc131 \ubc0f \uc5f0\uc131\uc744 \uac1c\uc120\ud558\uba70 \uc218\uc18c \uc190\uc0c1\uc744 \ubc29\uc9c0\ud569\ub2c8\ub2e4.<\/p>\n

\ucd5c\uc801\uc758 PWHT \uc218\uc900\uc744 \ub2ec\uc131\ud558\ub824\uba74 \uc6a9\uc811 \uc808\ucc28\uc5d0 \uc801\uc808\ud55c \uc608\uc5f4 \uc720\ud615 \ubc0f \uc628\ub3c4 \uc120\ud0dd, \uac00\uc5f4\/\uc720\uc9c0 \uc628\ub3c4 \ubaa8\ub2c8\ud130\ub9c1, \ud488\uc9c8 \uad00\ub9ac \uc870\uce58 \uad6c\ud604 \ub4f1 \uc608\uc5f4 \ubc0f \uc6a9\uc811 \ud6c4 \uc5f4\ucc98\ub9ac\uc5d0 \ub300\ud55c \uc870\uce58\uac00 \ud3ec\ud568\ub418\uc5b4\uc57c \ud569\ub2c8\ub2e4.<\/p>\n

\uc6a9\uc811\uc5d0 \uc0ac\uc6a9\ub418\ub294 \uc7ac\ub8cc\uc758 \uacbd\ub3c4\ub97c \ub0ae\ucd94\uace0 \uc5f0\uc131\uc744 \ub192\uc774\ub824\uba74 PWHT\ub9cc\uc73c\ub85c\ub294 \ucda9\ubd84\ud558\uc9c0 \uc54a\uc744 \uc218 \uc788\uc73c\uba70, \uace0\ub3c4\ub85c \uc219\ub828\ub41c \uc6a9\uc811 \ub2f4\ub2f9\uc790\uac00 \ucd94\uac00 \uacf5\uc815\uc744 \uc218\ud589\ud574\uc57c \ud560 \uc218\ub3c4 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n

\uc608\uc5f4<\/h2>\n

\ucd5c\uadfc \uc5f0\uad6c\uc5d0\uc11c\ub294 \uc368\ubaa8\ube44\uc804 \uce74\uba54\ub77c\uc640 \uc5f4\uc804\ub2ec \ubd84\uc11d\uc744 \uc0ac\uc6a9\ud558\uc5ec \uba40\ud2f0\ud328\uc2a4 \uc218\ub9ac \uc6a9\uc811 \uc911 \uc608\uc5f4\ud558\ub294 \uc2e4\ud5d8 \ubc0f \ubd84\uc11d \ubc29\ubc95\uc744 \uac1c\ubc1c\ud588\uc73c\uba70, \ub450 \uac00\uc9c0 \ubc29\ubc95 \ubaa8\ub450 \uc815\ud655\uc131\uc774 \uc785\uc99d\ub418\uc5c8\uc2b5\ub2c8\ub2e4.<\/p>\n

2014\ub144\ud310 ASME B31.3\ubd80\ud130 \ub450\uaebc\uc6b4 \ud0c4\uc18c\uac15 \ubc30\uad00\uc740 \uc784\uacc4 \uc624\uc2a4\ud14c\ub098\uc774\ud2b8 \uc628\ub3c4 \uc774\uc0c1\uc73c\ub85c \uc608\uc5f4\ud558\uace0 \ub2e4\uc911 \ud328\uc2a4 \uc6a9\uc811 \uacf5\uc815\uc744 \uc0ac\uc6a9\ud558\uc5ec \uc6a9\uc811\ud558\ub294 \uacbd\uc6b0 PWHT\uac00 \uba74\uc81c\ub418\uc5c8\uc73c\uba70, \uc774\ub294 \uc774\uc804 \uc694\uad6c \uc0ac\ud56d\uacfc \uc911\uc694\ud55c \ucc28\uc774\uc810\uc785\ub2c8\ub2e4.<\/p>\n

\uc774\ub7ec\ud55c \uc0c8\ub85c\uc6b4 \uba74\uc81c \uaddc\uc815\uc740 \ube44\uc6a9\uc744 \uc808\uac10\ud558\ub294 \ub370 \ub3c4\uc6c0\uc774 \ub420 \uc218 \uc788\uc9c0\ub9cc, \uc120\ud0dd\ud558\uae30 \uc804\uc5d0 \uc2e0\uc911\ud558\uac8c \uace0\ub824\ud574\uc57c \ud558\ub294 \uc704\ud5d8\uc774 \ub530\ub985\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uc6a9\uc811\uc740 \uc7a0\uc7ac\uc801\uc73c\ub85c \ubd80\uc2dd \ubc0f \uc11c\ube44\uc2a4 \ubb38\uc81c\ub97c \uc77c\uc73c\ud0ac \uc218 \uc788\uc73c\uba70, PWHT \uc694\uac74\uc744 \ucda9\uc871\ud558\uc9c0 \ubabb\ud558\uba74 \ubd80\uc801\uc808\ud55c \uc124\uacc4\ub85c \uc778\ud574 \uacbd\uc6b0\uc5d0 \ub530\ub77c \uc7ac\uc6a9\uc811\uc774 \ud544\uc694\ud560 \uc218 \uc788\uc73c\ubbc0\ub85c \uc774\ub97c \ubc29\uc9c0\ud558\uae30 \uc704\ud574 \uc608\uc5f4\uc744 \uad8c\uc7a5\ud569\ub2c8\ub2e4.<\/p>\n

\uc6a9\uc811 \ud6c4 \uc5f4\ucc98\ub9ac<\/h2>\n

\uc6a9\uc811 \ud6c4 \uc5f4\ucc98\ub9ac(PWHT)\ub294 \uc6a9\uc811\ubb3c\uc744 \ud2b9\uc815 \uc628\ub3c4\ub85c \uc7a0\uc2dc \uac00\uc5f4\ud55c \ub2e4\uc74c \ucc9c\ucc9c\ud788 \ub0c9\uac01\ud558\ub294 \ubc29\uc2dd\uc73c\ub85c, \uc6a9\uc811\ubb3c\uc758 \uc751\ub825\uc744 \uc644\ud654\ud558\uace0 \uc778\uc131\uc744 \ub192\uc774\ub294 \ub370 \ub3c4\uc6c0\uc774 \ub429\ub2c8\ub2e4. \uadf8\ub7ec\ub098 PWHT\ub294 \uc7ac\ub8cc \ud2b9\uc131\uc744 \uc57d\ud654\uc2dc\ud0a4\ub294 \uacfc\uc5f4 \ub610\ub294 \uacfc\uc18c \ud15c\ud37c\ub9c1\uc744 \ud53c\ud558\uae30 \uc704\ud574 \uc2e0\uc911\ud558\uac8c \uc218\ud589\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n

PWHT\ub294 \uc6a9\uc811\ubb3c\uc744 \ub450\uaed8 1\uc778\uce58\ub2f9 \uc57d 1\uc2dc\uac04 \ub3d9\uc548 550~625\u00b0C\uc758 \uc628\ub3c4\ub85c \uac00\uc5f4\ud558\uc5ec \uc624\uc2a4\ud14c\ub098\uc774\ud2b8\uc5d0\uc11c \ub4f1\ucd95 \uc30d\ub465\uc774 \ub9c8\ub974\ud150\uc0ac\uc774\ud2b8\ub85c \ubbf8\uc138 \uad6c\uc870\ub97c \ubcc0\uacbd\ud558\uace0 \uc778\uc131\uc744 \ub192\uc774\uba74\uc11c \uacbd\ub3c4\ub97c \ub0ae\ucd94\ub294 \ubc29\uc2dd\uc73c\ub85c \uae30\uacc4\uc801 \ud2b9\uc131\uc744 \ubcc0\uacbd\ud569\ub2c8\ub2e4.<\/p>\n

\uad6c\uc870\uc6a9\uc811\uc758 \ud2b9\uc815 \uc0ac\ub840\uc5d0\uc11c\ub294 PWHT\uac00 \ud544\uc694\ud560 \uc218 \uc788\uc9c0\ub9cc, \uadf8\ub807\uc9c0 \uc54a\uc740 \uacbd\uc6b0\ub3c4 \uc788\uc2b5\ub2c8\ub2e4. ASME B31.1 \ubc0f B31.3\uc5d0\uc11c\ub294 \uba40\ud2f0\ud328\uc2a4 \uc6a9\uc811\uc744 \ud65c\uc6a9\ud558\uace0 \uc608\uc5f4 \uc870\uce58\ub97c \ucde8\ud558\ub294 \uacbd\uc6b0 \uc6a9\uc811 \ud6c4 PWHT \uc5c6\uc774 \uc555\ub825 \uc6a9\uae30, \ubc30\uad00 \uc2dc\uc2a4\ud15c \ubc0f \uc800\uc7a5 \ud0f1\ud06c\uc5d0 \uc0ac\uc6a9\ub418\ub294 C-Mn \uac15\uad00\uc758 \ubcbd \ub450\uaed8 \uc81c\ud55c\uc744 \ud5c8\uc6a9\ud569\ub2c8\ub2e4.<\/p>\n

\uc790\uaca9<\/h2>\n

\ud45c 331.1.3\uc740 \uc774\uc804\uc758 PWHT \ub450\uaed8 \uc81c\ud55c \uba74\uc81c\uac00 \ub108\ubb34 \uc81c\ud55c\uc801\uc774\uac70\ub098 \uc9c0\ub098\uce58\uac8c \ubcf4\uc218\uc801\uc77c \uc218 \uc788\ub2e4\ub294 \uc6b0\ub824\uc5d0 \ub530\ub77c 2014\ub144\uc5d0 PWHT \uce21\uc815 \ub300\uc0c1\uc778 \ud0c4\uc18c\uac15 \uacf5\uc815 \ubc30\uad00\uc5d0 \ub300\ud55c PWHT \uc694\uac74\uc744 \ud06c\uac8c \uc218\uc815\ud55c \uc138\ubd80 \uc0ac\ud56d\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/p>\n

EPRI\uac00 \ud6c4\uc6d0\ud55c \ud14c\uc2a4\ud2b8(\ucc38\uace0 1)\uc5d0\uc11c\ub294 \uc5f4\ucc98\ub9ac \uc628\ub3c4\uac00 \ub192\uc544\uc9d0\uc5d0 \ub530\ub77c P No 4 \uc18c\uc7ac\uc758 \uacbd\ub3c4\uc640 \uc778\uc131\uc774 \uae09\uaca9\ud788 \ubcc0\ub3d9\ud588\uc73c\uba70, \ud2b9\ud788 P No 1\uacfc P No 4 \uc18c\uc7ac \uc0ac\uc774\uc758 \uc774\uc885 \uc18c\uc7ac \uc811\ud569\ubd80\uc5d0\uc11c\ub294 \ub354\uc6b1 \uc2ec\ud558\uac8c \ubcc0\ub3d9\ud558\ub294 \uac83\uc73c\ub85c \ub098\ud0c0\ub0ac\uc2b5\ub2c8\ub2e4.<\/p>\n

2014\ub144 \uac1c\uc815\ub41c B31.3\uc5d0\uc11c\ub294 \uc6a9\uc811 \uc804\uc5d0 \ucd5c\uc18c 95\u00b0C\uc758 \uc608\uc5f4\uc744 \uc0ac\uc6a9\ud558\ub294 \uacbd\uc6b0 P No 1 \uc7ac\ub8cc \uadf8\ub8f9\uc5d0 \uc18d\ud558\ub294 \ubaa8\ub4e0 \ud0c4\uc18c\uac15 \uc7ac\ub8cc\uc640 \ubaa8\ub4e0 \uc81c\uc5b4 \ub450\uaed8 \ubc0f \uc6a9\uc811 \uc720\ud615\uc740 \uc6a9\uc811 \ud6c4 \uc5f4\ucc98\ub9ac\ub97c \uba74\uc81c\ud560 \uc218 \uc788\ub3c4\ub85d \ud5c8\uc6a9\ud569\ub2c8\ub2e4. \uc774 \uc811\uadfc \ubc29\uc2dd\uc740 \uc601\uad6d\uc758 BS 2633\uc5d0\uc11c \uad8c\uc7a5\ud558\ub294 \uac83\uacfc \uc720\uc0ac\ud558\uc9c0\ub9cc, NDE \uac80\uc0ac\uad00\uc740 \uc5ec\uc804\ud788 \ubaa8\ub4e0 \uacf5\uc815\uc774 \ucf54\ub4dc \uc694\uac74\uc744 \uc900\uc218\ud558\ub294\uc9c0 \ud655\uc778\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>","protected":false},"excerpt":{"rendered":"

\ud0c4\uc18c\uac15 \ubc30\uad00\uacfc \uad00\ub828\ub41c \ub9ce\uc740 \ud504\ub85c\uc81d\ud2b8\uc5d0\uc11c \ud0c4\uc18c \ud568\ub7c9\uc774 \ub0ae\uc740 \uc800\ud569\uae08\uac15\uc758 \uacbd\uc6b0 PWHT \uc5c6\uc774 \ucd5c\ub300 19mm \ub450\uaed8\uc5d0 \ub300\ud55c BS 2633 \ubc0f \uc720\uc0ac \ucf54\ub4dc\uc758 \ud5c8\uc6a9 \uc624\ucc28\ub97c \ud65c\uc6a9\ud558\uc5ec PWHT\ub97c \uc6b0\ud68c\ud560 \uc218 \uc788\uc73c\uba70, \uc774\ub7ec\ud55c \uc694\uad6c \uc0ac\ud56d\uc740 \ubbf8\uad6d \ucf54\ub4dc\uc5d0 \uba85\uc2dc\ub41c \uc694\uad6c \uc0ac\ud56d\uc744 \ucda9\uc871\ud558\uac70\ub098 \ucd08\uacfc\ud558\ub294 \uacbd\ud5a5\uc774 \uc788\uc9c0\ub9cc BS 2633\uc740 \ub354 \ub192\uc740 \uc608\uc5f4 \uc694\uad6c \uc0ac\ud56d\uc744 \uaddc\uc815\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4. ... <\/p>\n

Read more “Post Weld Heat Treatment (PWHT) Requirements for Carbon Steel Pipe”<\/span><\/a><\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[],"class_list":["post-250","post","type-post","status-publish","format-standard","hentry","category-pwht-knowledge"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/pwhtsolutions.net\/ko\/wp-json\/wp\/v2\/posts\/250","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pwhtsolutions.net\/ko\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/pwhtsolutions.net\/ko\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/pwhtsolutions.net\/ko\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/pwhtsolutions.net\/ko\/wp-json\/wp\/v2\/comments?post=250"}],"version-history":[{"count":1,"href":"https:\/\/pwhtsolutions.net\/ko\/wp-json\/wp\/v2\/posts\/250\/revisions"}],"predecessor-version":[{"id":251,"href":"https:\/\/pwhtsolutions.net\/ko\/wp-json\/wp\/v2\/posts\/250\/revisions\/251"}],"wp:attachment":[{"href":"https:\/\/pwhtsolutions.net\/ko\/wp-json\/wp\/v2\/media?parent=250"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/pwhtsolutions.net\/ko\/wp-json\/wp\/v2\/categories?post=250"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/pwhtsolutions.net\/ko\/wp-json\/wp\/v2\/tags?post=250"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}