{"id":4001,"date":"2021-08-04T05:03:46","date_gmt":"2021-08-04T05:03:46","guid":{"rendered":"https:\/\/www.wldsteel.com\/?p=4001"},"modified":"2021-08-04T05:07:53","modified_gmt":"2021-08-04T05:07:53","slug":"welding-of-ultra-supercritical-boiler-material","status":"publish","type":"post","link":"https:\/\/www.wldsteel.com\/ko\/%ec%b4%88%ec%b4%88%ec%9e%84%ea%b3%84-%eb%b3%b4%ec%9d%bc%eb%9f%ac-%ec%9e%ac%eb%a3%8c-%ec%9a%a9%ec%a0%91\/","title":{"rendered":"\ucd08\ucd08\uc784\uacc4 \ubcf4\uc77c\ub7ec \uc7ac\ub8cc \uc6a9\uc811"},"content":{"rendered":"<p>\ub0b4\uc5f4\uac15\uc740 \uace0\uc628\uc5d0\uc11c \uc791\ub3d9\ud558\uba70 \uc5f4\uac15\ub3c4\uc640 \uc5f4\uc548\uc815\uc131\uc774 \uc6b0\uc218\ud55c \uac15\uc7ac\ub97c \ub9d0\ud569\ub2c8\ub2e4. \uc5f4\uac15\ub3c4\ub294 \uace0\uc628\uc5d0\uc11c \ud06c\ub9ac\ud504 \ubc0f \ud30c\uad34\uc5d0 \uc800\ud56d\ud558\ub294 \ub2a5\ub825\uc744 \ub9d0\ud558\uba70, \uc5f4\uc548\uc815\uc131\uc740 \uace0\uc628\uc5d0\uc11c \uae30\uccb4 \ub9e4\uc9c8\uc758 \uc0b0\ud654 \ubc0f \ubd80\uc2dd\uc5d0 \uc800\ud56d\ud558\ub294 \ub2a5\ub825\uc744 \ub9d0\ud569\ub2c8\ub2e4. \uc0ac\ub78c\ub4e4\uc740 \uc77c\ubc18\uc801\uc73c\ub85c \uc5f4 \uac15\ub3c4\ub97c \uac00\uc9c4 \ub0b4\uc5f4\uac15\uc744 \ub0b4\uc5f4\uac15, \uc5f4 \uc548\uc815\uc131\uc744 \uac00\uc9c4 \ub0b4\uc5f4\uac15\uc744 \ub0b4\uc5f4\uc548\uc815\uac15\uc774\ub77c\uace0 \ud569\ub2c8\ub2e4. \ub0b4\uc5f4\uac15\uc740 \uc8fc\ub85c \uc815\uc720 \uc7a5\ube44, \ubcf4\uc77c\ub7ec, \uc6d0\uc790\ub825 \uc6a9\uae30, \uc99d\uae30 \ud130\ube48, \ud569\uc131 \ud654\ud559 \uc6a9\uae30, \ud56d\uacf5 \uc6b0\uc8fc \uc7a5\ube44 \ubc0f \uae30\ud0c0 \uace0\uc628 \ucc98\ub9ac \uc7a5\ube44\uc758 \uc81c\uc870\uc640 \uac19\uc740 \uc804\ub825 \ubc0f \uc5d0\ub108\uc9c0 \uacf5\ud559\uc5d0 \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \ub9ce\uc740 \uc2a4\ud14c\uc778\ub9ac\uc2a4\uac15(309, 310H)\uc740 \ub0b4\uc5f4\uc131\uc744 \uac00\uc9c0\uace0 \uc788\uc5b4 \"\ub0b4\uc5f4 \uc2a4\ud14c\uc778\ub9ac\uc2a4\uac15\"\uc774\ub77c\uace0\ub3c4 \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\uc6a9\uc811\ub41c \uc870\uc778\ud2b8\ub294 <a href=\"https:\/\/www.wldsteel.com\/ko\/product-category\/heat-resistant-steel\/\">\ub0b4\uc5f4\uc131 \uac15\ucca0<\/a> \uc740 \ubaa8\uc7ac\uc640 \uc2e4\uc9c8\uc801\uc73c\ub85c \ub3d9\uc77c\ud55c \uace0\uc628 \uc0b0\ud654 \uc800\ud56d\uc131\uc744 \uac00\uc838\uc57c \ud569\ub2c8\ub2e4. \uc6a9\uc811 \uae08\uc18d\uc758 \ud569\uae08 \uc870\uc131 \ubc0f \ud568\ub7c9\uc740 \uae30\ubcf8\uc801\uc73c\ub85c Cr, Mo, W \ubc0f \uae30\ud0c0 \uc8fc\uc694 \uc6d0\uc18c\uc640 \uac19\uc740 \ubaa8\uc7ac\uc640 \uc77c\uce58\ud574\uc57c \ud558\uba70, P \ubc0f S\uc640 \uac19\uc740 \ubd88\uc21c\ubb3c\uc740 \uac00\ub2a5\ud55c \ud55c \ub0ae\uc740 \uc218\uc900\uc73c\ub85c \uc81c\uc5b4\ud558\uc5ec \uace0\uc628 \uade0\uc5f4 \uacbd\ud5a5\uc744 \uc904\uc5ec\uc57c \ud569\ub2c8\ub2e4. \uc6a9\uc811\uc131\uc744 \ud5a5\uc0c1\uc2dc\ud0a4\uae30 \uc704\ud574 \uc6a9\uc811 \uc7ac\ub8cc\uc758 C \ud568\ub7c9\uc744 \ubaa8\uc7ac\ubcf4\ub2e4 \uc57d\uac04 \ub0ae\ucd94\uc5b4 \uace0\uc628 \uc131\ub2a5\uc744 \ubcf4\uc7a5 \ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc6a9\uc811 \uae08\uc18d\uc758 \uac15\ub3c4\ub294 \uc6a9\uc811\ud560 \ubaa8\uc7ac\uc758 \uac15\ub3c4\uc640 \uc720\uc0ac\ud574\uc57c \ud569\ub2c8\ub2e4. \ub0b4\uc5f4\uac15 \uc6a9\uc811 \uc811\ud569\ubd80\ub294 \uc0c1\uc628 \ubc0f \uace0\uc628\uc5d0\uc11c \uae30\ubcf8\uc801\uc73c\ub85c \ubaa8\uc7ac\uc640 \ub3d9\uc77c\ud55c \ub2e8\uae30 \uac15\ub3c4\ub97c \uac00\uc838\uc57c \ud560 \ubfd0\ub9cc \uc544\ub2c8\ub77c \ub354 \uc911\uc694\ud55c \uac83\uc740 \ubaa8\uc7ac\uc640 \uc720\uc0ac\ud55c \uace0\uc628 \ud06c\ub9ac\ud504 \ud2b9\uc131\uc744 \uac00\uc838\uc57c \ud55c\ub2e4\ub294 \uac83\uc785\ub2c8\ub2e4. \ucd08\ucd08\uc784\uacc4 \ubcf4\uc77c\ub7ec\uc6a9 \uc0c8\ub85c\uc6b4 \ub0b4\uc5f4\uac15 \uc811\ud569\ubd80\uc758 \uc131\ub2a5 \uc694\uac74\uc740 \ub2e4\uc74c \ud45c\uc5d0 \ub098\uc640 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>\uc131\uc801<\/td><td>T.S \u03c3b MPa<\/td><td>Y.S\u03c3s MPa<\/td><td>\uc5f0\uc2e0\uc728 \u0394\uff05<\/td><td>AkvJ<\/td><td>\uc791\ub3d9 \uc628\ub3c4\uc5d0\uc11c \ud5c8\uc6a9 \uc751\ub825, MPa<\/td><td>\uacbd\ub3c4, HB<\/td><\/tr><tr><td>P122<\/td><td>630<\/td><td>530<\/td><td>17%<\/td><td>31<\/td><td>64 (620\u2103)<\/td><td>225\uff5e270<\/td><\/tr><tr><td>P92<\/td><td>630<\/td><td>530<\/td><td>17%<\/td><td>31<\/td><td>70(620\u2103)<\/td><td>-<\/td><\/tr><tr><td>HR3C<\/td><td>655<\/td><td>-<\/td><td>30<\/td><td>-<\/td><td>69(650\u2103)<\/td><td>-<\/td><\/tr><tr><td>Super304H<\/td><td>590<\/td><td>-<\/td><td>35<\/td><td>-<\/td><td>91(620\u2103)78(650\u2103)<\/td><td>225\uff5e270<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\ub0b4\uc5f4\uac15 \uc6a9\uc811 \uad6c\uc870\uc758 \ub300\ubd80\ubd84\uc740 \uace0\uc628\uc5d0\uc11c \uc791\ub3d9\ud558\uc9c0\ub9cc \uc555\ub825 \uc6a9\uae30 \ubc0f \ubc30\uad00 \uc694\uad6c \uc0ac\ud56d\uc5d0 \ub300\ud55c \ucd5c\uc885 \uac80\uc0ac\ub294 \uc77c\ubc18\uc801\uc73c\ub85c \uc2e4\uc628\uc5d0\uc11c \uc791\ub3d9 \uc555\ub825 \uc2e4\ud5d8 \uc720\uc555 \ub610\ub294 \uacf5\uc555 \uc555\ub825 \ud14c\uc2a4\ud2b8\uc758 1.5 \ubc30, \uc555\ub825 \uc7a5\ube44\uc758 \uc791\ub3d9 \ub610\ub294 \uc720\uc9c0 \ubcf4\uc218\ub294 \ucf5c\ub4dc \uc2a4\ud0c0\ud2b8 \ud504\ub85c\uc138\uc2a4\ub97c \uac70\uccd0\uc57c\ud558\ubbc0\ub85c \ub0b4\uc5f4\uac15 \uc6a9\uc811 \uc870\uc778\ud2b8\ub3c4 \ucde8\uc131 \uace8\uc808\uc5d0 \ub300\ud55c \ud2b9\uc815 \uc800\ud56d\ub825\uc744 \uac00\uc838\uc57c \ud569\ub2c8\ub2e4. \ub9c8\ub974\ud150\uc0ac\uc774\ud2b8 \ubc0f \uc624\uc2a4\ud14c\ub098\uc774\ud2b8 \ub0b4\uc5f4\uac15\uc758 \uacbd\uc6b0 \uace0\uc628\uc5d0\uc11c \uc7a5\uc2dc\uac04 \uc791\ub3d9\ud558\ub294 \ub3d9\uc548 \uc6a9\uc811 \uc870\uc778\ud2b8\uc758 \ud06c\ub9ac\ud504 \ud2b9\uc131\uc744 \ubcf4\uc7a5\ud558\uae30 \uc704\ud574 \uc99d\ucc29\ub41c \uae08\uc18d\uc758 \u03b4 \ud398\ub77c\uc774\ud2b8 \ud568\ub7c9\uc744 \uc5c4\uaca9\ud558\uac8c \uc81c\uc5b4\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<h2>P92\/T92, 122\/T122 \ub9c8\ub974\ud150\uc0ac\uc774\ud2b8\uac15 \uc6a9\uc811<\/h2>\n\n\n\n<p>P92\uc640 P122\ub294 \ubaa8\ub450 \ub9c8\ub974\ud150\uc0ac\uc774\ud2b8\uac15\uc73c\ub85c \uc6a9\uc811 \uc2dc \ub0c9\uac04 \uade0\uc5f4 \uacbd\ud5a5\uacfc \uace0\uc628 \uade0\uc5f4 \uacbd\ud5a5\uc774 \uc788\uc2b5\ub2c8\ub2e4. \uc6a9\uc811 \uc2dc \ub0c9\uac04 \uade0\uc5f4\uc744 \ubc29\uc9c0\ud558\uae30 \uc704\ud574 \uc6a9\uc811 \uc804 \uc608\uc5f4\uc774 \ud544\uc694\ud569\ub2c8\ub2e4. \uc608\uc5f4 \uc628\ub3c4\ub294 TIG \uc6a9\uc811\uc758 \uacbd\uc6b0 150\u2103 \uc774\uc0c1, \uc804\uadf9 \uc544\ud06c \uc6a9\uc811 \ubc0f \uc11c\ube0c\uba38\uc9c0\ub4dc \uc544\ud06c \uc6a9\uc811\uc758 \uacbd\uc6b0 200\u2103 \uc774\uc0c1\uc785\ub2c8\ub2e4. \ub728\uac70\uc6b4 \uade0\uc5f4\uacfc \uac70\uce5c \uc785\uc790\ub97c \ubc29\uc9c0\ud558\uae30 \uc704\ud574 \uc6a9\uc811 \uacf5\uc815 \uc911\uc5d0 \uc6a9\uc811 \ub77c\uc778 \uc5d0\ub108\uc9c0\ub97c \uc5c4\uaca9\ud558\uac8c \uc81c\uc5b4\ud574\uc57c\ud558\uba70 \uce35\uac04 \uc628\ub3c4\ub294 300 \u2103 \ubbf8\ub9cc\uc774\uc5b4\uc57c\ud558\uba70 \uc6a9\uc811 \uc5f4 \uc785\ub825\uc774 \uc791\uc740 \ud145\uc2a4\ud150 \uc804\uadf9 \uc544\ub974\uace4 \uc544\ud06c \uc6a9\uc811\uc774 \uc120\ud638\ub429\ub2c8\ub2e4. \uc804\uadf9 \uc544\ud06c \uc6a9\uc811\uc744 \uc6a9\uc811 \ud560 \ub54c \ub2e4\uce35 \ubc0f \ub2e4\uc911 \ud328\uc2a4 \uc6a9\uc811\uc5d0\uc8fc\uc758\ub97c \uae30\uc6b8\uc5ec\uc57c\ud569\ub2c8\ub2e4. \uc6a9\uc811 \ud328\uc2a4 \ub450\uaed8\ub294 \uc804\uadf9 \uc9c1\uacbd\ubcf4\ub2e4 \ud06c\uc9c0 \uc54a\uc544\uc57c\ud569\ub2c8\ub2e4. \uc6a9\uc811 \ud328\uc2a4 \ud3ed\uc740 \uc804\uadf9 \uc9c1\uacbd\uc758 3 \ubc30\ub97c \ub118\uc9c0 \uc54a\uc544\uc57c\ud558\uba70 \uc804\uadf9 \uc9c1\uacbd\uc740 4mm\ub97c \ub118\uc9c0 \uc54a\ub294 \uac83\uc774 \uc88b\uc73c\uba70 \ubcbd \ub450\uaed8\uac00 \ud070 \uacf5\uc791\ubb3c\uc758 \uacbd\uc6b0 \uc6a9\uc811\uc5d0 \uc11c\ube0c \uba38\uc9c0 \uc544\ud06c \uc6a9\uc811\uc744 \uc0ac\uc6a9\ud560 \uc218 \uc788\uc9c0\ub9cc \ubbf8\uc138 \uc640\uc774\uc5b4 \uc11c\ube0c \uba38\uc9c0 \uc544\ud06c \uc6a9\uc811\uc744 \uc0ac\uc6a9\ud574\uc57c\ud558\uba70 \uc6a9\uc811 \uc640\uc774\uc5b4\uc758 \uc9c1\uacbd\uc740 3mm \ubbf8\ub9cc\uc774\uc5b4\uc57c\ud569\ub2c8\ub2e4. T122 \ubc0f T92 \uc18c\uad6c\uacbd \ud29c\ube0c\ub97c \uc6a9\uc811\ud560 \ub54c\ub294 \uc804\uccb4 \uc6a9\uc811 \uacfc\uc815\uc5d0\uc11c \ub4b7\uba74\uc744 \uc544\ub974\uace4\uc73c\ub85c \ucc44\uc6cc\uc57c \ud569\ub2c8\ub2e4. \ub300\uad6c\uacbd \ub450\uaebc\uc6b4 \ubcbd \ud30c\uc774\ud504\uc758 \uacbd\uc6b0, \ub8e8\ud2b8\uc5d0\uc11c \ucc98\uc74c \uc138 \uce35\uc758 \uc6a9\uc811 \ub4b7\uba74\uc5d0 \uc544\ub974\uace4 \uac00\uc2a4 \ubcf4\ud638\uac00 \ud544\uc694\ud569\ub2c8\ub2e4. \uc6a9\uc811 \uc6a9\uc811 \ud6c4 \uc11d\uba74 \ub2e8\uc5f4\uc7ac\uc640 \uc800\uc18d \ub0c9\uac01\uc744 \uc0ac\uc6a9\ud558\uace0 \uae08\uc18d \uc870\uc9c1\uc774 \ub9c8\ub974\ud150\uc0ac\uc774\ud2b8\ub85c \uc644\uc804\ud788 \ubcc0\ud615 \ub420 \ub54c\uae4c\uc9c0 \ucd5c\uc18c 1 ~ 2 \uc2dc\uac04 \ub3d9\uc548 100 ~ 150 \u2103\ub97c \uc720\uc9c0 \ud55c \ub2e4\uc74c \uc6a9\uc811 \ud6c4 \uc5f4\ucc98\ub9ac\ub97c \uc218\ud589 \ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uacf5\uc791\ubb3c\uc758 \ubcbd \ub450\uaed8\uac00 40mm \uc774\uc0c1\uc778 \uacbd\uc6b0 \uc11d\uba74 \ub2e8\uc5f4\uc7ac \uc800\uc18d \ub0c9\uac01\uc73c\ub85c \uc6a9\uc811 \ud55c \ud6c4 100 ~ 150 \u2103\uc5d0\uc11c \ucd5c\uc18c 1 ~ 2 \uc2dc\uac04 \uc720\uc9c0, \uc989\uc2dc \uc5f4\ucc98\ub9ac\ud558\uc9c0 \uc54a\uc73c\uba74 200 ~ 300 \u2103 \ub2e8\uc5f4\uc7ac\ub85c 2 \uc2dc\uac04 \uac00\uc5f4 \ud55c \ub2e4\uc74c \uc2e4\uc628\uc73c\ub85c \ucc9c\ucc9c\ud788 \uc2dd\ud600 \uc57c\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<h2>SUPER 304H, SA-213 TP310HCBN \uc624\uc2a4\ud14c\ub098\uc774\ud2b8\uac15 \uc6a9\uc811<\/h2>\n\n\n\n<p>\uc624\uc2a4\ud14c\ub098\uc774\ud2b8\uac15\uc740 \uc6a9\uc811\uc131\uc774 \uc6b0\uc218\ud558\uace0 \ub0c9\uac04 \uade0\uc5f4 \uacbd\ud5a5\uc774 \uc5c6\uc73c\ubbc0\ub85c \uc608\uc5f4\uc774 \ud544\uc694\ud558\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \uc624\uc2a4\ud14c\ub098\uc774\ud2b8\uac15\uc740 \uc6a9\uc811 \uc2dc \uace0\uc628 \uade0\uc5f4 \uacbd\ud5a5\uc774 \uc788\uc73c\ubbc0\ub85c \uc6a9\uc811 \uc5f4 \uc785\ub825 \ubc0f \uce35\uac04 \uc628\ub3c4 \uc81c\uc5b4\uc5d0 \uc8fc\uc758\ub97c \uae30\uc6b8\uc5ec\uc57c \ud569\ub2c8\ub2e4. \uc6a9\uc811 \uacf5\uc815\uc5d0\uc11c \uc6a9\uc811 \ub77c\uc778 \uc5d0\ub108\uc9c0\uc758 \uc6a9\uc811 \ubc29\ubc95\uc740 \uc218\ub3d9 TIG, \uc790\ub3d9 \ub0c9\uac04 \uc640\uc774\uc5b4 TIG \uc6a9\uc811 \ub610\ub294 \uc5f4\uac04 \uc640\uc774\uc5b4 TIG \uc6a9\uc811\uacfc \uac19\uc774 \ub354 \uc791\uc2b5\ub2c8\ub2e4. \uc77c\ubc18\uc801\uc73c\ub85c \uce35\uac04 \uc628\ub3c4\ub294 150\u2103 \uc774\ud558\ub85c \uc81c\uc5b4\ud574\uc57c \ud569\ub2c8\ub2e4. \uc790\ub3d9 \ub0c9\uac04 \uc640\uc774\uc5b4 TIG \uc6a9\uc811 \ub610\ub294 \uc5f4\uac04 \uc640\uc774\uc5b4 TIG \uc6a9\uc811\uc758 \uacbd\uc6b0, \uc5f0\uc18d \uc6a9\uc811 \uacf5\uc815\uc5d0\uc11c\ub294 \uc6a9\uc811\ub41c \uc6a9\uc811\ubd80\uc758 \uce35\uac04 \uc218\ub0c9\uc774 \ud544\uc694\ud569\ub2c8\ub2e4. \uc785\uacc4 \ubd80\uc2dd\uc744 \ubc29\uc9c0\ud558\uae30 \uc704\ud574 \ub0c9\uac01\uc218\uc758 \uc5fc\ud654\ubb3c \uc774\uc628 \ud568\ub7c9\uc744 \uc81c\uc5b4\ud574\uc57c \ud569\ub2c8\ub2e4. \uace0\uc628 \uc601\uc5ed\uc5d0\uc11c \ud569\uae08 \uc6d0\uc18c\uc758 \uc0b0\ud654\ub97c \ubc29\uc9c0\ud558\uae30 \uc704\ud574 \uc804\uccb4 \uc6a9\uc811 \uacf5\uc815 \ub3d9\uc548 \ub4b7\uba74\uc744 \uc544\ub974\uace4\uc73c\ub85c \ucc44\uc6cc\uc57c \ud569\ub2c8\ub2e4. \ud648\uc758 \uc591\ucabd\uc5d0\uc11c \uc88b\uc740 \uc735\ud569\uc744 \ubcf4\uc7a5\ud558\uae30 \uc704\ud574 \uc624\uc2a4\ud14c \ub098\uc774\ud2b8 \uac15\uc758 \ud648 \uac01\ub3c4\ub294 \uc77c\ubc18 \ud398\ub77c\uc774\ud2b8 \uac15\uc758 \ud648 \uac01\ub3c4\ubcf4\ub2e4 \ucee4\uc57c\ud569\ub2c8\ub2e4. \ud398\ub77c\uc774\ud2b8 \uc18c\uc7ac\ub97c \uc0ac\uc6a9\ud55c \uc774\uc885\uac15 \uc6a9\uc811\uc758 \uacbd\uc6b0 ernicR-3 \ub610\ub294 EnICRFE-2 \uc6a9\uc811 \uc640\uc774\uc5b4 \ub610\ub294 \uc804\uadf9\uc744 \uc0ac\uc6a9\ud558\ub294 \uac83\uc774 \uc88b\uc2b5\ub2c8\ub2e4. \uc774\uc885 \uac15\uc744 (\ud398\ub77c\uc774\ud2b8 \uac15\uacfc) \uc6a9\uc811\ud558\uace0 \uace0\uc628\uc5d0\uc11c \uc0ac\uc6a9\ud558\ub294 \uacbd\uc6b0 \ub450 \uc7ac\ub8cc\uc758 \ud33d\ucc3d \uacc4\uc218\ub97c \uace0\ub824\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<h2><strong>&nbsp;<\/strong><\/h2>","protected":false},"excerpt":{"rendered":"<p>Heat-resistant steel refers to the steel that works at high temperature and has excellent thermal strength and thermal stability.\u00a0Thermal strength refers to the ability to resist creep and fracture at high temperature, and thermal stability refers to the ability to resist oxidation and corrosion of gaseous media at high temperature.\u00a0People usually refer to the heat-resistant [&hellip;]<\/p>","protected":false},"author":1,"featured_media":3993,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[1],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v15.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Welding of Ultra-supercritical boiler material<\/title>\n<meta name=\"description\" content=\"Heat-resistant steels are mainly used in power and energy engineering, such as in the manufacture of oil refining equipment, boilers, nuclear vessels, steam turbines, synthetic chemical vessels, aerospace equipment and other high-temperature processing equipment.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.wldsteel.com\/ko\/soudage-de-materiaux-pour-chaudieres-ultra-supercritiques\/\" \/>\n<meta property=\"og:locale\" content=\"ko_KR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Welding of Ultra-supercritical boiler material\" \/>\n<meta property=\"og:description\" content=\"Heat-resistant steels are mainly used in power and energy engineering, such as in the manufacture of oil refining equipment, boilers, nuclear vessels, steam 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