{"id":335,"date":"2025-09-27T11:20:48","date_gmt":"2025-09-27T11:20:48","guid":{"rendered":"https:\/\/pwhtsolutions.net\/?p=335"},"modified":"2025-09-27T11:20:49","modified_gmt":"2025-09-27T11:20:49","slug":"asme-b31-3%ec%97%90-%eb%94%b0%eb%a5%b8-pwht-%eb%91%90%ea%bb%98-%ec%9a%94%ea%b5%ac-%ec%82%ac%ed%95%ad-%ea%b0%90%ec%86%8c","status":"publish","type":"post","link":"https:\/\/pwhtsolutions.net\/ko\/reduce-pwht-thickness-requirement-as-per-asme-b31-3\/","title":{"rendered":"ASME B31\uc5d0 \ub530\ub978 PWHT \ub450\uaed8 \uc694\uad6c \uc0ac\ud56d \uac10\uc18c 3"},"content":{"rendered":"

1. \uc7ac\ub8cc \ub450\uaed8<\/h2>\n

\uc11d\uc720\ud654\ud559 \uc5c5\uacc4\uc640 \ubc1c\uc804\uc5c5\uccb4 \ubaa8\ub450 \uc6a9\uc811 \ud6c4 \uc5f4\ucc98\ub9ac(PWHT)\uac00 \ud544\uc694\ud55c \uc6a9\uc811\ubd80\uc758 \uc218\ub97c \uc904\uc774\ub294 \ub370 \uad00\uc2ec\uc744 \ud45c\uba85\ud588\uc2b5\ub2c8\ub2e4. \ube44\uc6a9\uacfc \uc6d0\uc790\ub825 \ubc1c\uc804\uc18c\uc758 \uc7a0\uc7ac\uc801\uc778 \uac00\ub3d9 \uc911\ub2e8 \ubb38\uc81c\ub85c \uc778\ud574 \uc5ec\ub7ec EPRI \uad6c\ub3c5\uc790\ub4e4\uc740 \ud604\ud589 \uc694\uac74\uacfc \uba74\uc81c \uc0ac\ud56d\uc744 \uac80\ud1a0\ud558\uace0 \uae30\uc220\uc801\uc73c\ub85c \uc644\ud654\uac00 \uac00\ub2a5\ud55c\uc9c0 \uc5ec\ubd80\ub97c \ud310\ub2e8\ud560 \uac00\uce58\uac00 \uc788\ub2e4\uace0 \uc81c\uc548\ud588\uc2b5\ub2c8\ub2e4.<\/p>\n

\uc5f0\uad6c\uc790\ub4e4\uc740 PWHT \uc694\uac74\uc774 \uc694\uac74 \uc124\uc815 \uc2dc \ud2b9\uc815 \uc57c\uae08 \ubc0f \uad6c\uc870\uc801 \uace0\ub824 \uc0ac\ud56d\ubcf4\ub2e4\ub294 \uc5c5\uacc4 \uad00\ud589\uc5d0 \ub354 \uc758\uc874\ud558\ub294 \uacbd\ud5a5\uc774 \uc788\uc73c\uba70, PWHT \uc81c\uc678\ub97c \uaddc\uc728\ud558\ub294 \ud2b9\uc815 \ucf54\ub4dc \uc139\uc158 \uac04\uc5d0\ub294 \uc0c1\ub2f9\ud55c \ubd88\uc77c\uce58\uac00 \uc788\uc744 \uc218 \uc788\ub2e4\ub294 \uacb0\ub860\uc744 \ub0b4\ub838\uc2b5\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uad00\ucc30 \uacb0\uacfc, \uc6d0\uc790\ub825 \uc11c\ube44\uc2a4 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc758 \uacbd\uc6b0 \uae30\uc874 \uc694\uac74\uc744 \uc644\ud654\ud558\ub294 \uac83\uc774 \uac00\ub2a5\ud560 \uc218 \uc788\uc9c0\ub9cc, PWHT \ucc98\ub9ac\ub97c \ud1b5\ud574 \uc801\uc808\ud55c \uade0\uc5f4 \uc800\ud56d\uc131\uacfc \uc794\ub958 \uc751\ub825 \uc644\ud654\ub97c \ub2ec\uc131\ud560 \uc218 \uc788\ub3c4\ub85d \uc2e0\uc911\ud55c \uac80\ud1a0\uac00 \uba3c\uc800 \uc774\ub8e8\uc5b4\uc838\uc57c \ud569\ub2c8\ub2e4.<\/p>\n

2. \uc5f4\ucc98\ub9ac<\/h2>\n

\uace0\uc628 PWHT \ucc98\ub9ac\ub97c \uac70\uce5c \ubc30\uad00 \uc6a9\uc811\ubd80\ub294 \uc6b4\uc601 \ube44\uc6a9\uc774 \ub9ce\uc774 \ub4e4\uace0 \uc6d0\uc790\ub825 \ubc1c\uc804\uc18c\uc758 \uac00\ub3d9 \uc911\ub2e8 \ube44\uc6a9\uc774 \uc0c1\ub2f9\ud560 \uc218 \uc788\uc73c\ubbc0\ub85c \uac00\ub2a5\ud55c \ud55c \ub9ce\uc740 \uc6a9\uc811\ubd80\uc5d0 \uc774\ub7ec\ud55c \ucc98\ub9ac\ub97c \uc801\uc6a9\ud558\uba74 \uac00\ub3d9 \uc911\ub2e8 \ube44\uc6a9\uc744 \ud06c\uac8c \uc904\uc77c \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n

B&P \uc120\ubc15 \ucf54\ub4dc \uc139\uc158 III \ubc0f \uc77c\ubd80 \uc11d\uc720\ud654\ud559 \ucf54\ub4dc\ub97c \ud3ec\ud568\ud55c \uc5ec\ub7ec \ucf54\ub4dc\uc5d0\uc11c\ub294 \uc6a9\uc811\ubd80 \ub450\uaed8\uac00 \uc124\uc815\ub41c \ud55c\uacc4\ub97c \ucd08\uacfc\ud560 \uacbd\uc6b0 \uc6a9\uc811 \ud6c4 \uc5f4\ucc98\ub9ac\ub97c \uc758\ubb34\ud654\ud558\uace0 \uc788\uc73c\uba70, \uc77c\ubc18\uc801\uc73c\ub85c \uc774 \ud55c\ub3c4\ub294 Charpy \uc5d0\ub108\uc9c0\ub85c \uce21\uc815\ud55c \uc778\uc131 \uc694\uac74\uacfc \uad00\ub828\ub418\uc5b4 \uc788\uc2b5\ub2c8\ub2e4. \ubcf8 \ubc31\uc11c\uc5d0\uc11c\ub294 \ub2e4\uc591\ud55c \ud604\ud589 \ucf54\ub4dc\uc5d0\uc11c \uba74\uc81c \uc694\uac74\uc774 \uc5b4\ub5bb\uac8c \ub2e4\ub978\uc9c0 \uc0b4\ud3b4\ubcf8 \ub2e4\uc74c, \uac00\ub2a5\ud55c \ud574\uacb0\ucc45\uc73c\ub85c \ud569\ub9ac\ud654 \uc635\uc158\uc744 \uc81c\uc548\ud569\ub2c8\ub2e4.<\/p>\n

PWHT \uc694\uac74\uc5d0 \ub300\ud55c \uc5f0\uad6c\uc5d0 \ub530\ub974\uba74 \ud2b9\uc815 \uc57c\uae08\ud559\uc801 \ub610\ub294 \uad6c\uc870\uc801 \uace0\ub824 \uc0ac\ud56d\ubcf4\ub2e4\ub294 \uc0b0\uc5c5 \ub0b4 \uc804\ud1b5\uc801\uc778 \uad00\ud589\uc744 \ubc18\uc601\ud558\ub294 \uacbd\ud5a5\uc774 \uc788\ub294 \uac83\uc73c\ub85c \ub098\ud0c0\ub0ac\uc2b5\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, CR-Mn \uac15\uc73c\ub85c \ub9cc\ub4e4\uc5b4\uc9c4 \uc6a9\uc811\ubd80\uc758 \uacbd\uc6b0 \uc6a9\uc811\ubd80\uc758 \uad6c\uc870\uc801 \ubb34\uacb0\uc131\uc744 \uc190\uc0c1\uc2dc\ud0a4\uc9c0 \uc54a\uace0\ub3c4 ASME B31.3 \"\uc804\ub825 \ubc30\uad00\"\uc5d0 \uad6c\ud604\ub41c \ub450\uaed8 \uae30\uc900\uacfc EEMUA 158\uc5d0\uc11c \uc124\uc815\ud55c 40mm\ub97c \uc644\ud654\ud560 \uc218 \uc788\uc73c\uba70, \uc774\ub294 PWHT \ube44\uc6a9\uc744 \ud06c\uac8c \ub0ae\ucd94\uace0 \uc6a9\uc811 \uc11c\ube44\uc2a4\uc5d0 \ub300\ud55c \uc0c1\ub2f9\ud55c \ube44\uc6a9\uc744 \uc808\uac10\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n

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

\uc6a9\uc811 \uc804\ud6c4 \uc5f4\ucc98\ub9ac\ub294 \uac15\ub825\ud558\uace0 \uc548\uc804\ud558\uba70 \uaddc\uc815\uc744 \uc900\uc218\ud558\ub294 \uc6a9\uc811\uc744 \uc704\ud55c \ud544\uc218 \uc694\uc18c\uc785\ub2c8\ub2e4. \uc608\uc5f4\uc740 \uc5f4 \uad6c\ubc30\ub97c \uc904\uc774\uace0 \uc218\uc18c\ub85c \uc778\ud55c \uade0\uc5f4\uc744 \ubc29\uc9c0\ud558\uae30 \uc704\ud574 \uc6a9\uc811 \uc804\uc5d0 \ubaa8\uc7ac\ub97c \uac00\uc5f4\ud558\ub294 \uac83\uc774\uba70, \uc6a9\uc811 \ud6c4 \uc5f4\ucc98\ub9ac(PWHT)\ub294 \uc794\ub958 \uc751\ub825\uc744 \uc644\ud654\ud558\uace0 \uc7ac\ub8cc \ud2b9\uc131\uc744 \ud5a5\uc0c1\uc2dc\ud0a4\uae30 \uc704\ud574 \uc6a9\uc811 \ud6c4 \uc81c\uc5b4\ub41c \uac00\uc5f4\uc744 \uc801\uc6a9\ud569\ub2c8\ub2e4.<\/p>\n

PWHT\ub294 38mm\ubcf4\ub2e4 \ub450\uaebc\uc6b4 \ud0c4\uc18c\uac15 \ub610\ub294 \uade0\uc5f4\uc774 \ubc1c\uc0dd\ud558\uae30 \uc26c\uc6b4 \ud569\uae08\uc5d0 \ub300\ud55c ASME \uc139\uc158 VIII \uc694\uad6c \uc0ac\ud56d\uc5d0 \ub530\ub77c \uc751\ub825\uc744 \uc904\uc774\ub294 \ub3d9\uc2dc\uc5d0 \uc5f0\uc131\uacfc \uac15\ub3c4\ub97c \uac1c\uc120\ud558\uc5ec \ubd80\ud488 \uc218\uba85\uc744 \uc5f0\uc7a5\ud558\ub294 \ub370 \ub3c4\uc6c0\uc774 \ub429\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uacbd\uc6b0\uc5d0\ub294 \ud544\uc218\uc801\uc73c\ub85c \uc0ac\uc6a9\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n

\uc800\ud56d \ub610\ub294 \uc720\ub3c4 \uac00\uc5f4 \ubc29\uc2dd\uc740 \uc800\ud56d \ubc29\uc2dd\uc5d0 \ube44\ud574 \ub354 \ube60\ub974\uace0 \uc815\ud655\ud55c \uacb0\uacfc\ub97c \uc81c\uacf5\ud569\ub2c8\ub2e4. \uc138\ub77c\ubbf9 \ub9e4\ud2b8 \ud788\ud130, \uc778\ub355\uc158 \ucf54\uc77c \ub610\ub294 \uac00\uc2a4 \ub610\ub294 \uc804\uae30 \uc6a9\uad11\ub85c\uac00 \ubaa8\ub450 \uc801\ud569\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. 25mm \ubbf8\ub9cc\uc758 \uc7ac\ub8cc\ub97c \uc0ac\uc6a9\ud558\ub294 \uacbd\uc6b0 \uc608\uc5f4\uc744 \uc0dd\ub7b5\ud560 \uc218 \uc788\uc9c0\ub9cc \uba3c\uc800 \ucf54\ub4dc \uc694\uac74\uc744 \ud655\uc778\ud574\uc57c \ud569\ub2c8\ub2e4. \uc624\uc2a4\ud14c\ub098\uc774\ud2b8\uacc4 \uc2a4\ud14c\uc778\ub9ac\uc2a4\uac15\uc740 \uc77c\ubc18\uc801\uc73c\ub85c \ub0b4\uc2dd\uc131\uacfc \uc5f0\uc131\uc774 \uc6b0\uc218\ud558\uae30 \ub54c\ubb38\uc5d0 PWHT\uac00 \ud544\uc694\ud558\uc9c0 \uc54a\uc9c0\ub9cc \uc778\uc131\uc744 \ud68c\ubcf5\ud558\uae30 \uc704\ud574 \ub178\ud654 \ucc98\ub9ac \ub610\ub294 \uc6a9\uc561 \uc801\uc6a9\uc774 \ud544\uc694\ud560 \uc218 \uc788\uc73c\uba70 \uc6d0\uc790\ub825 \uc751\uc6a9 \ubd84\uc57c\uc5d0 \uc0ac\uc6a9\ub418\ub294 \ub2e4\ub978 \uc7ac\ub8cc\ub294 \ucd5c\uc885 \uc0ac\uc6a9 \uc804\uc5d0 \ucd94\uac00\uc801\uc778 \uc751\ub825 \uc644\ud654 \ubc0f \ud15c\ud37c\ub9c1 \uc5f4\ucc98\ub9ac \ucc98\ub9ac \uacf5\uc815\uc774 \ud544\uc694\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n

4. \ub450\uaed8 \uc81c\uc5b4<\/h2>\n

\uc11d\uc720\ud654\ud559 \ubc0f \ubc1c\uc804\uc6a9 \uac15\uc7ac \uc0ac\uc6a9\uc790\ub294 B31.3 \ubc0f BS 2633 \uba74\uc81c \uc694\uac74\uc774 \uc6a9\uc811 \ud6c4 \uc5f4\ucc98\ub9ac \uc694\uac74\uc744 \uc904\uc77c \uc218 \uc788\ub294 \uae30\ud68c\ub97c \uc81c\uacf5\ud55c\ub2e4\uace0 \uc0dd\uac01\ud560 \uc218 \uc788\uc9c0\ub9cc, \ud574\uc591 \uad6c\uc870\ubb3c \ub4f1\uc5d0 \ub300\ud55c B31.1, PD 5500, EEMUA 158\uc5d0 \uba85\uc2dc\ub41c \ud0c4\uc18c-Mn\uac15 \uc694\uac74\uacfc \ube44\uad50\ud558\uba74 \uc774\ub7ec\ud55c \uc870\uc815\uc774 \ubd88\uac00\ub2a5\ud560 \uc218\ub3c4 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n

\ud45c 1\uc740 \uc774\ub7ec\ud55c \uba74\uc81c \uc694\uac74\uc5d0 \ub3c4\ub2ec\ud558\uae30 \uc704\ud574 \ud544\uc694\ud55c \ub450\uaed8\uac00 \ub514\ud14c\uc77c\uacfc \uc900\uc815\uc801 \ubcc0\ud615\ub960\uc774 \uc591\ud638\ud55c \ub2e8\uc21c \uc6a9\uc811\uc758 \uacbd\uc6b0 14mm\uc5d0 \ubd88\uacfc\ud560 \uc218 \uc788\uc73c\uba70, \ucd1d \uc751\ub825 \uc9d1\uc911\uacfc \ucd1d \uc751\ub825 \uc9d1\uc911\uc774 \uc788\ub294 \ubcf4\ub2e4 \uacf5\uaca9\uc801\uc778 \uc6a9\uc811 \uc870\uac74\uc5d0\uc11c\ub294 \ud6e8\uc52c \ub354 \uc801\uc744 \uc218 \uc788\uc74c\uc744 \ubcf4\uc5ec\uc90d\ub2c8\ub2e4. \ub610\ud55c \ud30c\uad34 \uc778\uc131 \uc694\uad6c \uc0ac\ud56d\uc740 \uc6a9\uc811 HAZ \uc778\uc131 \uc694\uad6c \uc0ac\ud56d\uc744 \ub2e4\ub8e8\uc9c0 \uc54a\uc73c\ubbc0\ub85c \uc774 \uc601\uc5ed\uc740 \uc774\ub7ec\ud55c \uc778\uc131 \uc694\uad6c \uc0ac\ud56d\uc744 \ucda9\uc871\ud558\uae30 \uc704\ud574 \ud30c\uad34 \uc5ed\ud559\uc744 \ud1b5\ud55c \uc811\uadfc \ubc29\uc2dd\uc744 \uae30\ubc18\uc73c\ub85c \ucd94\uac00 \uace0\ub824\uac00 \ud544\uc694\ud569\ub2c8\ub2e4.<\/p>","protected":false},"excerpt":{"rendered":"

1. \uc7ac\ub8cc \ub450\uaed8 \uc11d\uc720\ud654\ud559 \uc5c5\uacc4\uc640 \ubc1c\uc804 \uc5c5\uccb4 \ubaa8\ub450 \uc6a9\uc811 \ud6c4 \uc5f4\ucc98\ub9ac(PWHT)\uac00 \ud544\uc694\ud55c \uc6a9\uc811\ubd80\uc758 \uc218\ub97c \uc904\uc774\ub294 \ub370 \uad00\uc2ec\uc744 \ud45c\uba85\ud588\uc2b5\ub2c8\ub2e4. \ube44\uc6a9\uacfc \uc6d0\uc790\ub825 \ubc1c\uc804\uc18c\uc758 \uc7a0\uc7ac\uc801 \uc815\uc804 \ubb38\uc81c\ub85c \uc778\ud574 \ub2e4\uc591\ud55c EPRI \uac00\uc785\uc790\ub294 \ud604\uc7ac \uc694\uad6c \uc0ac\ud56d\uacfc \uba74\uc81c\ub97c \uac80\ud1a0\ud558\uace0 \uc644\ud654 \uc5ec\ubd80\ub97c \uacb0\uc815\ud558\ub294 \uac83\uc774 \uac00\uce58\uac00 \uc788\uc744 \uac83\uc774\ub77c\uace0 \uc81c\uc548\ud588\uc2b5\ub2c8\ub2e4. <\/p>\n

Read more “Reduce PWHT Thickness Requirement As Per ASME B31 3”<\/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-335","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\/335","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=335"}],"version-history":[{"count":1,"href":"https:\/\/pwhtsolutions.net\/ko\/wp-json\/wp\/v2\/posts\/335\/revisions"}],"predecessor-version":[{"id":336,"href":"https:\/\/pwhtsolutions.net\/ko\/wp-json\/wp\/v2\/posts\/335\/revisions\/336"}],"wp:attachment":[{"href":"https:\/\/pwhtsolutions.net\/ko\/wp-json\/wp\/v2\/media?parent=335"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/pwhtsolutions.net\/ko\/wp-json\/wp\/v2\/categories?post=335"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/pwhtsolutions.net\/ko\/wp-json\/wp\/v2\/tags?post=335"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}