{"id":3663,"date":"2026-04-15T08:04:53","date_gmt":"2026-04-15T07:04:53","guid":{"rendered":"https:\/\/www.nickelcasting.com\/?p=3663"},"modified":"2026-04-15T08:05:12","modified_gmt":"2026-04-15T07:05:12","slug":"alloy-20-corrosion-resistance-in-sulfuric-acid","status":"publish","type":"post","link":"https:\/\/www.nickelcasting.com\/ko\/alloy-20-corrosion-resistance-in-sulfuric-acid\/","title":{"rendered":"\ud569\uae08 20 \ud669\uc0b0 \ub0b4\uc2dd\uc131?"},"content":{"rendered":"

\uc5d4\uc9c0\ub2c8\uc5b4\uac00 \ub2e4\uc74c\uacfc \uac19\uc740 \uc9c8\ubb38\uc744 \ud560 \ub54c \ud669\uc0b0\uc5d0 \ub300\ud55c \ud569\uae08 20 \ub0b4\uc2dd\uc131<\/strong>, \uc77c\ubc18\uc801\uc73c\ub85c \uc77c\ubc18\uc801\uc778 \ud569\uae08 \ud504\ub85c\ud30c\uc77c\uc744 \ucc3e\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4. \uadf8\ub4e4\uc740 \ud63c\ud569 \uc0b0 \ub18d\ub3c4, \uc628\ub3c4 \uc21c\ud658, \ubbf8\ub7c9 \uc5fc\ud654\ubb3c, \uc815\uccb4 \uad6c\uc5ed, \uc6a9\uc811, \uc2dc\ub3d9 \ub610\ub294 \uc815\uc9c0 \ub4f1 \uc2e4\uc81c \uacf5\uc815 \uc870\uac74\uc5d0\uc11c \uc7ac\ub8cc\uac00 \uacac\ub51c \uc218 \uc788\ub294\uc9c0 \uc54c\uace0 \uc2f6\uc5b4 \ud569\ub2c8\ub2e4. \ubc14\ub85c \uc774 \uc9c0\uc810\uc5d0\uc11c \ud569\uae08 \uc120\ud0dd\uc740 \uce74\ud0c8\ub85c\uadf8 \uc791\uc5c5\uc5d0\uc11c \ubc97\uc5b4\ub098 \ubd80\uc2dd \uc5d4\uc9c0\ub2c8\uc5b4\ub9c1 \ubb38\uc81c\uac00 \ub429\ub2c8\ub2e4.<\/p>\n

\ud569\uae08 20\uc740 \ud669\uc0b0 \uc11c\ube44\uc2a4\ub97c \uc704\ud574 \uac1c\ubc1c\ub418\uc5c8\uc73c\uba70, \uadf8 \uc720\uc0b0\uc740 \uc5ec\uc804\ud788 \uc911\uc694\ud569\ub2c8\ub2e4. \uc774 \ud569\uae08\uc758 \uade0\ud615 \uc7a1\ud78c Ni-Cr-Mo-Cu \ud654\ud559\uc740 \ub108\ubb34 \uc27d\uac8c \uacf5\uaca9\ubc1b\ub294 \uc2a4\ud14c\uc778\ub9ac\uc2a4\uac15\uacfc \uae30\uc220\uc801\uc73c\ub85c\ub294 \uc6b0\uc218\ud558\uc9c0\ub9cc \uc0c1\uc5c5\uc801\uc73c\ub85c \uc911\uac04 \uc815\ub3c4\uc758 \uc0ac\uc6a9\uc5d0\ub294 \uacfc\ub3c4\ud55c \uace0\ub2c8\ucf08 \ud569\uae08 \uc0ac\uc774\uc5d0 \ub69c\ub837\ud55c \ud2c8\uc0c8\ub97c \uc81c\uacf5\ud569\ub2c8\ub2e4. \uc2e4\uc81c\ub85c, \ud669\uc0b0\uc5d0 \ub300\ud55c \ud569\uae08 20 \ub0b4\uc2dd\uc131<\/strong> \ub294 \ud558\ub098\uc758 \u201c\uc88b\uc74c\u201d \ub610\ub294 \u201c\ub098\uc068\u201d \ub4f1\uae09\uc774 \uc544\ub2c8\ub77c \uc0b0\uc131 \uac15\ub3c4, \uc0b0\ud654 \uac00\ub2a5\uc131, \uc628\ub3c4, \uc624\uc5fc, \ud750\ub984 \uccb4\uacc4 \ubc0f \uc81c\uc870 \ud488\uc9c8\uc5d0 \ub530\ub77c \ud615\uc131\ub418\ub294 \uc11c\ube44\uc2a4 \uac00\ub2a5\uc131\uc758 \ucc3d\uc73c\ub85c \uc774\ud574\ud558\ub294 \uac83\uc774 \uac00\uc7a5 \uc88b\uc2b5\ub2c8\ub2e4.<\/p>\n

\ud569\uae08 20\uc774 \ud669\uc0b0 \uc11c\ube44\uc2a4\uc5d0\uc11c \uc6b0\uc218\ud55c \uc131\ub2a5\uc744 \ubc1c\ud718\ud558\ub294 \uc774\uc720<\/h2>\n

\ud669\uc0b0\uc5d0 \ud569\uae08 20\uc774 \uc790\uc8fc \uace0\ub824\ub418\ub294 \uc774\uc720\ub294 \ub9c8\ucf00\ud305\uc774 \uc544\ub2cc \uc57c\uae08\ud559\uc801\uc778 \uce21\uba74\uc785\ub2c8\ub2e4. \uba85\ubaa9\uc0c1 \uc774 \ud569\uae08\uc740 \ub192\uc740 \ub2c8\ucf08\uacfc \ud06c\ub86c, \ubab0\ub9ac\ube0c\ub374, \uad6c\ub9ac, \uadf8\ub9ac\uace0 \ub2c8\uc624\ube00 \uc548\uc815\ud654\ub97c \uacb0\ud569\ud55c \uac83\uc785\ub2c8\ub2e4. \uac01 \uc6d0\uc18c\uc758 \uae30\uc5ec\ub3c4\ub294 \ub2e4\ub985\ub2c8\ub2e4.<\/p>\n

\ub2c8\ucf08\uc740 \ud658\uc6d0 \ub9e4\uc9c8\uc5d0 \ub300\ud55c \uc800\ud56d\uc131\uc744 \ud5a5\uc0c1\uc2dc\ud0a4\uace0 \uae30\uc874\uc758 \uc624\uc2a4\ud14c\ub098\uc774\ud2b8 \uc2a4\ud14c\uc778\ub9ac\uc2a4\uac15\uc744 \uc81c\ud55c\ud560 \uc218 \uc788\ub294 \ube60\ub978 \uc77c\ubc18 \ubd80\uc2dd\uc744 \ubc29\uc9c0\ud558\ub294 \ub370 \ub3c4\uc6c0\uc774 \ub429\ub2c8\ub2e4. \ud06c\ub86c\uc740 \uc870\uac74\uc774 \ucda9\ubd84\ud788 \uc0b0\ud654\ub420 \ub54c \uc218\ub3d9 \ud53c\ub9c9 \ud615\uc131\uc744 \uc9c0\uc6d0\ud569\ub2c8\ub2e4. \ubab0\ub9ac\ube0c\ub374\uc740 \ubcf5\uc7a1\ud55c \ubd80\uc2dd \ud658\uacbd, \ud2b9\ud788 \uad6d\ubd80\uc801\uc778 \uacf5\uaca9\uc774 \uc6b0\ub824\ub418\ub294 \ud658\uacbd\uc5d0\uc11c \uac00\uce58\ub97c \ub354\ud569\ub2c8\ub2e4. \uad6c\ub9ac\ub294 \ud669\uc0b0 \uc11c\ube44\uc2a4\uc5d0\uc11c 316L\uacfc \uac19\uc740 \uc2a4\ud14c\uc778\ub9ac\uc2a4 \ub4f1\uae09\uc774 \ube60\ub974\uac8c \uc131\ub2a5\uc744 \uc783\ub294 \ud2b9\uc815 \ub18d\ub3c4 \ubc94\uc704\uc5d0\uc11c \uc131\ub2a5\uc744 \ud06c\uac8c \ud5a5\uc0c1\uc2dc\ud0ac \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n

\uadf8\ub807\uae30 \ub54c\ubb38\uc5d0 \ud669\uc0b0\uc5d0 \ub300\ud55c \ud569\uae08 20 \ub0b4\uc2dd\uc131<\/strong> \uc740 \ud06c\ub86c\uc774\ub098 \ub2c8\ucf08 \uc218\uce58\ub85c\ub9cc \ube44\uad50\ud588\uc744 \ub54c \uc5d4\uc9c0\ub2c8\uc5b4\uac00 \ucc98\uc74c \uc608\uc0c1\ud558\ub294 \uac83\ubcf4\ub2e4 \ub354 \uac15\ud55c \uacbd\uc6b0\uac00 \ub9ce\uc2b5\ub2c8\ub2e4. \uc774 \ud569\uae08\uc740 \ud2b9\uc815 \ubd80\uc2dd \ubb38\uc81c\ub97c \uc704\ud574 \uc124\uacc4\ub418\uc5c8\uc73c\uba70, \uadf8 \uad6c\uc131\uc740 \uadf8 \ubaa9\uc801\uc744 \ubc18\uc601\ud569\ub2c8\ub2e4.<\/p>\n

\ud558\uc9c0\ub9cc \ubcf4\ud3b8\uc801\uc778 \uba74\uc5ed\uc740 \uc5c6\uc2b5\ub2c8\ub2e4. \ud669\uc0b0\uc740 \ub180\ub77c\uc6b8 \uc815\ub3c4\ub85c \uac00\ubcc0\uc801\uc778 \ud658\uacbd\uc785\ub2c8\ub2e4. \uba85\ubaa9\uc0c1 \ub3d9\uc77c\ud55c \uc0b0 \ub18d\ub3c4\ub97c \uac00\uc9c4 \ub77c\uc778\uc774\ub77c\ub3c4 \ucca0 \uc774\uc628, \uc5fc\ud654\ubb3c, \ud63c\uc785\ub41c \uace0\uccb4, \uc6a9\uc874 \uc0b0\uc18c \ub610\ub294 \ud658\uc6d0\uc131 \uc624\uc5fc \ubb3c\uc9c8\uc774 \ud3ec\ud568\ub418\uc5b4 \uc788\uc73c\uba74 \ub9e4\uc6b0 \ub2e4\ub974\uac8c \uc791\ub3d9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc548\uc815\ub41c \uc8fc\ubcc0 \ud658\uacbd\uc5d0 \uc788\ub294 \uc800\uc7a5 \ud0f1\ud06c\ub294 \ud55c \uac00\uc9c0 \ubb38\uc81c\uc785\ub2c8\ub2e4. \uac04\ud5d0\uc801\uc73c\ub85c \ud750\ub974\uace0 \ubc30\uc218\uac00 \uc6d0\ud65c\ud558\uc9c0 \uc54a\uc740 \uac00\uc5f4 \uc6d0\uc790\ub85c \uacf5\uae09 \ub77c\uc778\uc740 \uc644\uc804\ud788 \ub2e4\ub978 \ubb38\uc81c\uc785\ub2c8\ub2e4.<\/p>\n

\"\ud569\uae08<\/p>\n

\ud669\uc0b0\uc5d0\uc11c \ud569\uae08 20\uc758 \ub0b4\uc2dd\uc131\uc744 \uc81c\uc5b4\ud558\ub294 \uc694\uc18c\ub294 \ubb34\uc5c7\uc785\ub2c8\uae4c?<\/h2>\n

\uacf5\ud559\uc801 \uad00\uc810\uc5d0\uc11c \uccab \ubc88\uc9f8 \ubcc0\uc218\ub294 \ub18d\ub3c4\uc785\ub2c8\ub2e4. \ud669\uc0b0\uc740 \ubd80\uc2dd\uc131\uc774 \uc120\ud615\uc801\uc774\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4. \uc77c\ubd80 \ud569\uae08\uc740 \ubb3d\uc740 \uc0b0\uc5d0\uc11c\ub294 \uc591\ud638\ud55c \uc131\ub2a5\uc744 \ubc1c\ud718\ud558\uc9c0\ub9cc \ub354 \ub18d\ucd95\ub41c \uc0b0\uc5d0\uc11c\ub294 \uc2e4\ud328\ud558\uace0, \ub2e4\ub978 \ud569\uae08\uc740 \uc81c\ud55c\ub41c \uc628\ub3c4 \ubc94\uc704\uc5d0\uc11c \ubc18\ub300\uc758 \uacbd\ud5a5\uc744 \ubcf4\uc785\ub2c8\ub2e4. \ub530\ub77c\uc11c, \ud669\uc0b0\uc5d0 \ub300\ud55c \ud569\uae08 20 \ub0b4\uc2dd\uc131<\/strong> \ub294 \ub18d\ub3c4\uc640 \uc628\ub3c4\ub97c \ud568\uaed8 \uba85\uc2dc\ud558\uc9c0 \uc54a\uace0 \ud3c9\uac00\ud574\uc11c\ub294 \uc548 \ub429\ub2c8\ub2e4.<\/p>\n

\ub450 \ubc88\uc9f8 \ubcc0\uc218\ub294 \uc628\ub3c4\uc774\uba70, \uc885\uc885 \ud504\ub85c\uc81d\ud2b8\ub97c \uacb0\uc815\uc9d3\ub294 \ubcc0\uc218\uac00 \ub418\uae30\ub3c4 \ud569\ub2c8\ub2e4. \uc8fc\ubcc0 \uc870\uac74\uc5d0\uc11c \uc11c\ub958\uc0c1\uc73c\ub85c\ub294 \uad1c\ucc2e\uc544 \ubcf4\uc774\ub294 \ub9ce\uc740 \ud569\uae08\uc740 \uc628\ub3c4\uac00 \uc0c1\uc2b9\ud568\uc5d0 \ub530\ub77c \ub9c8\uc9c4\uc774 \uae09\uaca9\ud788 \uac10\uc18c\ud569\ub2c8\ub2e4. \ubd80\uc2dd \uc18d\ub3c4\uac00 \uae09\uaca9\ud788 \ube68\ub77c\uc9c0\uace0 \uad6d\uc18c\uc801\uc778 \ud604\uc0c1\uc744 \uc608\uce21\ud558\uae30\uac00 \ub354 \uc5b4\ub824\uc6cc\uc9c8 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uacf5\uc815\uc5d0\uc11c \ub728\uac70\uc6b4 \uc0b0, \uacfc\uc5f4, \uc99d\uae30 \ucd94\uc801 \ub4f1\uc774 \ubc1c\uc0dd\ud558\uba74 \uc0ac\uc6a9 \uac00\ub2a5\ud55c \ubd80\uc2dd \ud5c8\uc6a9\uce58\uac00 \uc608\uc0c1\ubcf4\ub2e4 \ud6e8\uc52c \ube68\ub9ac \uc0ac\ub77c\uc9c8 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n

\uc138 \ubc88\uc9f8 \ubcc0\uc218\ub294 \uc624\uc5fc\uc785\ub2c8\ub2e4. \uc5fc\ud654\ubb3c\uc740 \ubb38\uc81c\ub97c \uc77c\ubc18\uc801\uc778 \uae08\uc18d \uc190\uc2e4\uc5d0\uc11c \ud53c\ud305, \ud2c8\uc0c8 \uacf5\uaca9 \ub610\ub294 \ubc30\uc218\uac00 \uc798 \ub418\uc9c0 \uc54a\ub294 \uc6a9\uc811 \ub514\ud14c\uc77c\uc758 \uacf5\uaca9\uc73c\ub85c \uc804\ud658\ud560 \uc218 \uc788\uae30 \ub54c\ubb38\uc5d0 \ud2b9\ud788 \uc911\uc694\ud569\ub2c8\ub2e4. \uc0b0\ud654\uc131 \uc885\uc740 \ud654\ud559\uc801 \uade0\ud615\uc5d0 \ub530\ub77c \uc131\ub2a5\uc744 \uac1c\uc120\ud558\uac70\ub098 \uc545\ud654\uc2dc\ud0ac \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ucca0\uc5fc, \uad6c\ub9ac\uc5fc, \uacf5\uc815 \uc720\uae30\ubb3c, \uc5f0\ub9c8\uc131 \uace0\uccb4 \ub4f1\uc740 \ubaa8\ub450 \uc720\ud6a8 \ud658\uacbd\uc744 \ubcc0\ud654\uc2dc\ud0b5\ub2c8\ub2e4. \uc989, \uc2dd\ubb3c\uc131 \uc0b0\uc740 \u201c\uc21c\uc218\ud55c \uc0b0\u201d\uc774 \uac70\uc758 \uc5c6\uc2b5\ub2c8\ub2e4.\u201d<\/p>\n

\uadf8\ub807\uae30 \ub54c\ubb38\uc5d0 \uc219\ub828\ub41c \uc5d4\uc9c0\ub2c8\uc5b4\ub294 \ud669\uc0b0\uc5d0 \ub300\ud55c \ud569\uae08 20 \ub0b4\uc2dd\uc131<\/strong> \uace0\ub9bd\ub418\uc5b4 \uc788\uc2b5\ub2c8\ub2e4. \uadf8\ub4e4\uc740 \ub354 \ub0a0\uce74\ub85c\uc6b4 \uc9c8\ubb38\uc744 \ub358\uc9d1\ub2c8\ub2e4: \uc0b0\uc774 \ud3ed\uae30\ub418\uc5c8\ub294\uac00? \uc5fc\ud654\ubb3c \uce90\ub9ac\uc624\ubc84\uac00 \uc788\ub294\uac00? \uace0\uccb4\uac00 \uc788\ub294\uac00? \uc2dc\uc2a4\ud15c\uc774 \uc9c0\uc18d\uc801\uc73c\ub85c \uc816\uc5b4 \uc788\ub294\uac00? \uc167\ub2e4\uc6b4 \uc870\uac74\uc740 \ubb34\uc5c7\uc778\uac00\uc694? \uc6a9\uc811\ubd80\uac00 \uc0b0\uc138 \ubc0f \ubd80\ub3d9\ud0dc\ud654\ub418\uc5b4 \uc788\ub294\uac00, \uc544\ub2c8\uba74 \uc6a9\uc811\ub41c \uc0c1\ud0dc\ub85c \ubc29\uce58\ub418\uc5b4 \uc788\ub294\uac00? \uc774\ub7ec\ud55c \uc138\ubd80 \uc0ac\ud56d\uc740 \ubd80\ucc28\uc801\uc778 \uac83\uc774 \uc544\ub2d9\ub2c8\ub2e4. \uc11c\ube44\uc2a4 \ud658\uacbd\uc774 \ubc14\ub85c \uadf8\uac83\uc785\ub2c8\ub2e4.<\/p>\n

\ud669\uc0b0 \uc2dc\uc2a4\ud15c\uc5d0\uc11c \ud569\uae08 20\uc758 \uc2e4\uc6a9\uc801\uc778 \uc124\uacc4 \uc694\uc18c<\/h2>\n
\n
\n\n\n\n\n\n\n\n\n\n\n\n\n
\ub514\uc790\uc778 \uc694\uc18c<\/th>\n\uc911\uc694\ud55c \uc774\uc720<\/th>\n\uc2e4\uc6a9\uc801\uc778 \uc5d4\uc9c0\ub2c8\uc5b4\ub9c1 \uc9c0\uce68<\/th>\n<\/tr>\n<\/thead>\n
\uc0b0 \ub18d\ub3c4<\/td>\n\ub18d\ub3c4 \ubc94\uc704\uc5d0 \ub530\ub77c \ubd80\uc2dd \uac70\ub3d9\uc774 \ud06c\uac8c \ub2ec\ub77c\uc9d1\ub2c8\ub2e4.<\/td>\n\ud56d\uc0c1 \u201c\ud669\uc0b0 \uc11c\ube44\uc2a4\u201d\uac00 \uc544\ub2cc \uc815\ud655\ud55c \ub18d\ub3c4 \ubc94\uc704\ub97c \uc815\uc758\ud558\uc138\uc694.\u201d<\/td>\n<\/tr>\n
\uc628\ub3c4<\/td>\n\uc628\ub3c4\uac00 \uc0c1\uc2b9\ud558\uba74 \ubd80\uc2dd \uc18d\ub3c4\uac00 \uae09\uaca9\ud788 \uc99d\uac00\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/td>\n\uc815\uc0c1, \uc7a5\uc560 \ubc0f \uccad\uc18c \uc628\ub3c4\ub97c \ubcc4\ub3c4\ub85c \uac80\ud1a0\ud558\uc138\uc694.<\/td>\n<\/tr>\n
\uc0b0\ud654 \uc0c1\ud0dc\uc640 \ud658\uc6d0 \uc0c1\ud0dc<\/td>\n\uc218\ub3d9\uc131 \ubc0f \uae08\uc18d \uc6a9\ud574 \uac70\ub3d9\uc774 \ubc14\ub014 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/td>\n\uc6a9\uc874 \uc0b0\uc18c, \ucca0 \uc774\uc628 \ubc0f \uc0b0\ud654 \ud658\uc6d0 \uc0c1\ud0dc \ud655\uc778<\/td>\n<\/tr>\n
\uc5fc\ud654\ubb3c \uc624\uc5fc<\/td>\n\ud53c\ud305 \ubc0f \ud2c8\uc0c8 \ubd80\uc2dd\uc744 \ucd09\uc9c4\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/td>\n\uc5c5\uc2a4\ud2b8\ub9bc \uc624\uc5fc \ubc0f \uc815\uccb4\ub41c \ud2c8\uc0c8 \uc704\uce58 \ud655\uc778<\/td>\n<\/tr>\n
\ud750\ub984 \uccb4\uc81c<\/td>\n\uce68\uc2dd-\ubd80\uc2dd \ubc0f \ub09c\uae30\ub958\ub85c \uc778\ud574 \ubcf4\ud638 \ud544\ub984\uc774 \uc81c\uac70\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/td>\n\ud38c\ud504\ub97c \ud3c9\uac00\ud569\ub2c8\ub2e4, \ud314\uafc8\uce58<\/a>, \uac10\uc18d\uae30<\/a>, \ubc0f \uae5c\ubc15\uc774\ub294 \uc601\uc5ed<\/td>\n<\/tr>\n
\uc6a9\uc811 \uc0c1\ud0dc<\/td>\n\uc6a9\uc811 \uc0b0\ud654\ubb3c \ubc0f \ub9c8\uac10 \ubd88\ub7c9\uc73c\ub85c \uc778\ud574 \ubd80\uc2dd \ub9c8\uc9c4\uc774 \uac10\uc18c\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/td>\n\uc801\uaca9 \ud544\ub7ec, \uc81c\uc5b4\ub41c \uc5f4 \uc785\ub825 \ubc0f \uc81c\uc791 \ud6c4 \uccad\uc18c \uc9c0\uc815<\/td>\n<\/tr>\n
\uc608\uce58\uae08 \ubc0f \uace0\uccb4<\/td>\n\uacfc\uc18c \uc785\uae08 \uacf5\uaca9\uc740 \u201c\uc88b\uc740 \ud569\uae08'\uc744 \ub85c\uceec\uc5d0\uc11c \uc2e4\ud328\ud558\uac8c \ub9cc\ub4e4 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/td>\n\ubc30\uc218, \uc811\uadfc \ubc0f \uc815\uae30 \uc810\uac80\uc744 \uc704\ud55c \uc124\uacc4<\/td>\n<\/tr>\n
\uc2dc\uc791\/\uc885\ub8cc \ub178\ucd9c<\/td>\n\uc751\ucd95 \ubc0f \ub18d\ub3c4 \ubcc0\ud654\ub294 \uc548\uc815\uc801\uc778 \uc791\ub3d9\ubcf4\ub2e4 \ub354 \uc2ec\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/td>\n\uc815\uc0c1 \uc791\ub3d9 \uc870\uac74\ubfd0\ub9cc \uc544\ub2c8\ub77c \uc77c\uc2dc\uc801 \ub178\ucd9c \ud3c9\uac00<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n

\ud569\uae08 20\uc774 \uc798 \uc791\ub3d9\ud558\ub294 \uacbd\uc6b0\uc640 \uadf8\ub807\uc9c0 \uc54a\uc740 \uacbd\uc6b0<\/h2>\n

\ub9ce\uc740 \ud669\uc0b0 \uacf5\uc7a5, \ud654\ud559 \uacf5\uc815 \uc7a5\uce58, \uc0b0\uc138 \uc2dc\uc2a4\ud15c \ubc0f \ube44\ub8cc \uad00\ub828 \uc11c\ube44\uc2a4\uc5d0\uc11c \uc0ac\uc6a9\ub429\ub2c8\ub2e4, \ud669\uc0b0\uc5d0 \ub300\ud55c \ud569\uae08 20 \ub0b4\uc2dd\uc131<\/strong> 304L \ub610\ub294 316L\uc740 \ub108\ubb34 \uc704\ud5d8\ud558\uc9c0\ub9cc \ud6e8\uc52c \ub354 \ub192\uc740 \ud569\uae08\uc740 \uacbd\uc81c\uc801\uc73c\ub85c \uc815\ub2f9\ud654\ud558\uae30 \uc5b4\ub824\uc6b8 \ub54c \ud569\ub9ac\uc801\uc778 \uc120\ud0dd\uc774 \ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4. Alloy 20\uc774 \uba85\uc131\uc744 \uc5bb\uac8c \ub41c \uc2e4\uc9c8\uc801\uc778 \uc911\uac04 \uc9c0\uc810\uc774 \ubc14\ub85c \uc774 \uc9c0\uc810\uc785\ub2c8\ub2e4.<\/p>\n

\uadf8\ub7ec\ub098 \uc5d4\uc9c0\ub2c8\uc5b4\ub294 \uc774\ub7ec\ud55c \uba85\uc131\uc744 \uc9c0\ub098\uce58\uac8c \ub2e8\uc21c\ud654\ud558\uc9c0 \uc54a\ub3c4\ub85d \uc8fc\uc758\ud574\uc57c \ud569\ub2c8\ub2e4. \ud569\uae08 20\uc774 \ubaa8\ub4e0 \uace0\uc628 \ud669\uc0b0 \uc2a4\ud2b8\ub9bc, \ubaa8\ub4e0 \ud63c\ud569 \uc0b0 \uc2dc\uc2a4\ud15c \ub610\ub294 \ubaa8\ub4e0 \uc5fc\ud654\ubb3c \ud568\uc720 \uc7a5\uce58\uc5d0 \ub300\ud55c \uae30\ubcf8 \ud574\ub2f5\uc740 \uc544\ub2d9\ub2c8\ub2e4. \uc628\ub3c4\uac00 \uc0c1\uc2b9\ud558\uac70\ub098 \ud2c8\uc0c8\ub97c \ud53c\ud560 \uc218 \uc5c6\uac70\ub098 \uc624\uc5fc\uc774 \uc2ec\ud55c \uacbd\uc6b0 \ud569\uae08\uc740 \ud3b8\uc548\ud55c \uc791\ub3d9 \ubc94\uc704\ub97c \ubc97\uc5b4\ub0a0 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uc870\uac74\uc5d0\uc11c\ub294 \uace0\ud569\uae08 \ub2c8\ucf08 \uc18c\uc7ac\uac00 \uae34 \ucea0\ud398\uc778 \uc218\uba85\uc5d0 \ud544\uc694\ud55c \uc2e0\ub8b0\uc131 \ub9c8\uc9c4\uc744 \uc81c\uacf5\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n

\ub610 \ub2e4\ub978 \uc77c\ubc18\uc801\uc778 \uc2e4\uc218\ub294 \uacf5\uac1c\ub41c \ubd80\uc2dd \ub370\uc774\ud130\ub97c \uc81c\uc870\ub41c \uc7a5\ube44\uc5d0 \uc9c1\uc811 \uc804\uc1a1\ud560 \uc218 \uc788\ub294 \uac83\uc73c\ub85c \uac04\uc8fc\ud558\ub294 \uac83\uc785\ub2c8\ub2e4. \uadf8\ub807\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4. \uc2e4\ud5d8\uc2e4 \ub370\uc774\ud130\ub294 \uc120\ubcc4\uc5d0 \uc720\uc6a9\ud558\uc9c0\ub9cc \ub178\uc990 \ud615\uc0c1, \uc6a9\uc811 \ud504\ub85c\ud30c\uc77c, \ubc30\uc218\uc131, \ub2e8\uc5f4 \uc138\ubd80 \uc0ac\ud56d \ubc0f \uc720\uc9c0\ubcf4\uc218 \uad00\ud589\uc774 \ud604\uc7a5 \uc131\ub2a5\uc744 \uacb0\uc815\ud558\ub294 \uacbd\uc6b0\uac00 \ub9ce\uc2b5\ub2c8\ub2e4. \uc88b\uc740 \uc18c\uc7ac\ub3c4 \uc798\ubabb\ub41c \uc124\uacc4\ub85c \uc778\ud574 \uc131\ub2a5\uc774 \uc800\ud558\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ubc18\ub300\ub85c, \uccb4\uacc4\uc801\uc778 \uc124\uacc4 \ubc0f \uc81c\uc791 \ud328\ud0a4\uc9c0\ub294 \ub2e4\uc74c\uc744 \uc218\ud589\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ud669\uc0b0\uc5d0 \ub300\ud55c \ud569\uae08 20 \ub0b4\uc2dd\uc131<\/strong> \ud569\uae08\uc758 \uc218\uba85\uc774 \uc9e7\uc544 \uc870\uae30 \ub9c8\ubaa8\uac00 \ubc1c\uc0dd\ud558\ub294 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc5d0\uc11c \ud0c1\uc6d4\ud55c \uc11c\ube44\uc2a4 \uc218\uba85\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/p>\n

\uc870\ub2ec \ud300\uc5d0\uac8c \uc62c\ubc14\ub978 \uc9c8\ubb38\uc740 \ub2e8\uc21c\ud788 \u201c\ud569\uae08 20\uc774 \ud669\uc0b0\uc5d0 \ub0b4\uc131\uc774 \uc788\ub294\uac00?\u201d\uac00 \uc544\ub2c8\ub77c \u201c\ud669\uc0b0\uc5d0 \ub0b4\uc131\uc774 \uc788\ub294\uac00?\u201d\uc785\ub2c8\ub2e4. \ub354 \ub098\uc740 \uc9c8\ubb38\uc740 \"\uc815\ud655\ud55c \ud654\ud559 \ubc0f \uc628\ub3c4 \ubc94\uc704\uc5d0\uc11c \uc5b4\ub5a4 \ubd80\uc2dd \uba54\ucee4\ub2c8\uc998\uc774 \uac00\uc7a5 \uac00\ub2a5\uc131\uc774 \ub192\uc73c\uba70 \uc5b4\ub5a4 \uc81c\uc870 \uad00\ub9ac\uac00 \ud544\uc694\ud55c\uac00?\"\uc785\ub2c8\ub2e4. \ubc14\ub85c \uc774 \uc9c0\uc810\uc5d0\uc11c \uc18c\uc7ac \uc120\ud0dd\uc758 \uc2e0\ub8b0\uc131\uc774 \ud655\ubcf4\ub429\ub2c8\ub2e4.<\/p>\n

\uc5d4\uc9c0\ub2c8\uc5b4\ub9c1 \uacb0\ub860<\/h2>\n

Alloy 20\uc758 \uc9c4\uc815\ud55c \uac00\uce58\ub294 \ud669\uc0b0\uc744 \uc5fc\ub450\uc5d0 \ub450\uace0 \uc124\uacc4\ub418\uc5c8\uc73c\uba70, \uadf8 \uc124\uacc4 \uc758\ub3c4\uac00 \uc11c\ube44\uc2a4\uc5d0\uc11c\ub3c4 \uadf8\ub300\ub85c \ub4dc\ub7ec\ub09c\ub2e4\ub294 \uc810\uc785\ub2c8\ub2e4. \ud558\uc9c0\ub9cc \ud669\uc0b0\uc5d0 \ub300\ud55c \ud569\uae08 20 \ub0b4\uc2dd\uc131<\/strong> \ub294 \ud3ec\uad04\uc801\uc778 \ubcf4\uc99d\uc774 \uc544\ub2d9\ub2c8\ub2e4. \uc131\ub2a5 \ubc94\uc704\uac00 \uc815\ud574\uc838 \uc788\uc2b5\ub2c8\ub2e4. \uc801\uc808\ud55c \ub18d\ub3c4, \uc628\ub3c4 \ubc0f \uc624\uc5fc \ud55c\uacc4 \ub0b4\uc5d0\uc11c \ud569\uae08\uc740 \ub9e4\uc6b0 \ud6a8\uacfc\uc801\uc774\uace0 \ube44\uc6a9 \ud6a8\uc728\uc801\uc77c \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uadf8 \ubc94\uc704\ub97c \ubc97\uc5b4\ub098\uba74 \uace0\uc7a5\uc774 \uc870\uc6a9\ud558\uace0 \uad6d\uc9c0\uc801\uc774\uba70 \ube44\uc6a9\uc774 \ub9ce\uc774 \ub4e4 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n

\uc2ec\uac01\ud55c \ud504\ub85c\uc81d\ud2b8\uc758 \uacbd\uc6b0 \uac00\uc7a5 \ubc29\uc5b4 \uac00\ub2a5\ud55c \uc811\uadfc \ubc29\uc2dd\uc740 \uacf5\uac1c\ub41c \ubd80\uc2dd \ub370\uc774\ud130, \ud50c\ub79c\ud2b8 \ud654\ud559 \uac80\ud1a0, \uc81c\uc791 \uc694\uad6c \uc0ac\ud56d, \uadf8\ub9ac\uace0 \uc911\uc694\ud55c \uacbd\uc6b0 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\ubcc4 \ubd80\uc2dd \ud14c\uc2a4\ud2b8\ub97c \uacb0\ud569\ud558\ub294 \uac83\uc785\ub2c8\ub2e4. \uc774\uac83\uc774 \ubc14\ub85c \ube0c\ub85c\uc154\uc5d0\uc11c \uc120\ud0dd\ud55c \uc790\uc7ac \ub4f1\uae09\uc744 \uc2e0\ub8b0\ud560 \uc218 \uc788\ub294 \uc790\uc0b0\uc73c\ub85c \uc804\ud658\ud558\ub294 \uc5d4\uc9c0\ub2c8\uc5b4\ub9c1 \uc5c4\uaca9\uc131 \uc218\uc900\uc785\ub2c8\ub2e4.<\/p>\n

\"\ud569\uae08<\/p>\n

\uad00\ub828 Q&A<\/h2>\n

1. \ud669\uc0b0\uc5d0\uc11c \ud569\uae08 20\uc774 316L\ubcf4\ub2e4 \ub0ab\ub098\uc694?<\/h3>\n

\ub9ce\uc740 \ud669\uc0b0 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc5d0\uc11c \uadf8\ub807\uc2b5\ub2c8\ub2e4. \ud569\uae08 20\uc740 \uc774 \uc11c\ube44\uc2a4\ub97c \uc704\ud574 \ud2b9\ubcc4\ud788 \uac1c\ubc1c\ub418\uc5c8\uc73c\uba70 \uc77c\ubc18\uc801\uc73c\ub85c 316L\ubcf4\ub2e4 \ud6e8\uc52c \ub354 \ub113\uc740 \uc0ac\uc6a9 \uac00\ub2a5\ud55c \ucc3d\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \uc2e4\uc81c \ube44\uad50\uc5d0\ub294 \uc0b0 \ub18d\ub3c4, \uc628\ub3c4 \ubc0f \uc624\uc5fc\uc774 \ud3ec\ud568\ub418\uc5b4\uc57c \ud569\ub2c8\ub2e4.<\/p>\n

2. Alloy 20\uc740 \uace0\uc628\uc5d0\uc11c \ud669\uc0b0\uc5d0 \uacac\ub51c \uc218 \uc788\ub098\uc694?<\/h3>\n

\ud558\uc9c0\ub9cc \uc81c\ud55c\ub41c \uc791\ub3d9 \ubc94\uc704 \ub0b4\uc5d0\uc11c\ub9cc \uac00\ub2a5\ud569\ub2c8\ub2e4. \uc628\ub3c4\uac00 \uc0c1\uc2b9\ud558\uba74 \ubd80\uc2dd \uc18d\ub3c4\uac00 \ube60\ub974\uac8c \uc99d\uac00\ud560 \uc218 \uc788\uc73c\uba70 \uc5fc\ud654\ubb3c, \uce68\uc804\ubb3c \ub610\ub294 \ud2c8\uc0c8\uac00 \uc788\uc73c\uba74 \uc548\uc804 \ubc94\uc704\uac00 \ub354 \uc881\uc544\uc9c8 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uace0\uc628 \uc791\uc5c5\uc740 \ucf00\uc774\uc2a4\ubcc4\ub85c \uc810\uac80\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n

3. \ud669\uc0b0 \uc11c\ube44\uc2a4\ub97c \uc704\ud574 Alloy 20\uc744 \uc120\ud0dd\ud560 \ub54c \uac00\uc7a5 \ud070 \uc2e4\uc218\ub294 \ubb34\uc5c7\uc778\uac00\uc694?<\/h3>\n

\ud669\uc0b0\uc744 \ub2e8\uc77c \ud658\uacbd\uc73c\ub85c \ucde8\uae09\ud558\uae30. \ub18d\ub3c4, \uc0b0\ud654 \ud658\uc6d0 \uc870\uac74, \uc5fc\ud654\ubb3c, \uace0\uccb4, \uc6a9\uc811 \uc870\uac74, \uc167\ub2e4\uc6b4 \ub178\ucd9c \ub4f1\uc774 \ubaa8\ub450 \uc131\ub2a5\uc5d0 \uc601\ud5a5\uc744 \ubbf8\uce69\ub2c8\ub2e4. \ub300\ubd80\ubd84\uc758 \ud604\uc7a5 \uc2e4\ud328\ub294 \uc774\ub7ec\ud55c \ubcf5\ud569\uc801\uc778 \ubcc0\uc218\ub97c \uacfc\uc18c\ud3c9\uac00\ud558\ub294 \ub370\uc11c \ube44\ub86f\ub429\ub2c8\ub2e4.<\/p>","protected":false},"excerpt":{"rendered":"

When engineers ask about Alloy 20 corrosion resistance in sulfuric acid, they are usually not looking for a generic alloy profile. They want to know whether the material will survive real process conditions: mixed acid concentration, temperature cycling, trace chlorides, stagnant zones, welds, and startup or shutdown excursions. That is exactly where alloy selection stops […]<\/p>","protected":false},"author":1,"featured_media":3664,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_uag_custom_page_level_css":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[3],"tags":[],"class_list":["post-3663","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"spectra_custom_meta":{"_edit_lock":["1776236595:1"],"_edit_last":["1"],"rank_math_internal_links_processed":["1"],"rank_math_seo_score":["70"],"rank_math_focus_keyword":["Alloy 20 Corrosion Resistance in Sulfuric Acid"],"rank_math_description":["Sulfuric acid destroys the wrong alloy fast. See where Alloy 20 corrosion resistance in sulfuric acid works\u2014and where it quietly fails."],"_thumbnail_id":["3664"],"_wp_page_template":["default"],"ilj_blacklistdefinition":["a:0:{}"],"ilj_linkdefinition":["a:1:{i:0;s:46:\"Alloy 20 Corrosion Resistance in Sulfuric Acid\";}"],"site-sidebar-layout":["default"],"ast-site-content-layout":["default"],"site-content-style":["default"],"site-sidebar-style":["default"],"theme-transparent-header-meta":["default"],"astra-migrate-meta-layouts":["set"],"_uag_page_assets":["a:9:{s:3:\"css\";s:263:\".uag-blocks-common-selector{z-index:var(--z-index-desktop) !important}@media (max-width: 976px){.uag-blocks-common-selector{z-index:var(--z-index-tablet) !important}}@media (max-width: 767px){.uag-blocks-common-selector{z-index:var(--z-index-mobile) !important}}\n\";s:2:\"js\";s:0:\"\";s:18:\"current_block_list\";a:8:{i:0;s:11:\"core\/search\";i:1;s:10:\"core\/group\";i:2;s:12:\"core\/heading\";i:3;s:17:\"core\/latest-posts\";i:4;s:20:\"core\/latest-comments\";i:5;s:13:\"core\/archives\";i:6;s:15:\"core\/categories\";i:7;s:10:\"core\/image\";}s:8:\"uag_flag\";b:0;s:11:\"uag_version\";s:10:\"1781272130\";s:6:\"gfonts\";a:0:{}s:10:\"gfonts_url\";s:0:\"\";s:12:\"gfonts_files\";a:0:{}s:14:\"uag_faq_layout\";b:0;}"],"_uag_css_file_name":["uag-css-3663.css"],"_elementor_page_assets":["a:0:{}"]},"uagb_featured_image_src":{"full":["https:\/\/www.nickelcasting.com\/wp-content\/uploads\/2026\/04\/292.jpg",1200,800,false],"thumbnail":["https:\/\/www.nickelcasting.com\/wp-content\/uploads\/2026\/04\/292-150x150.jpg",150,150,true],"medium":["https:\/\/www.nickelcasting.com\/wp-content\/uploads\/2026\/04\/292-300x200.jpg",300,200,true],"medium_large":["https:\/\/www.nickelcasting.com\/wp-content\/uploads\/2026\/04\/292-768x512.jpg",768,512,true],"large":["https:\/\/www.nickelcasting.com\/wp-content\/uploads\/2026\/04\/292-1024x683.jpg",1024,683,true],"1536x1536":["https:\/\/www.nickelcasting.com\/wp-content\/uploads\/2026\/04\/292.jpg",1200,800,false],"2048x2048":["https:\/\/www.nickelcasting.com\/wp-content\/uploads\/2026\/04\/292.jpg",1200,800,false],"trp-custom-language-flag":["https:\/\/www.nickelcasting.com\/wp-content\/uploads\/2026\/04\/292-18x12.jpg",18,12,true]},"uagb_author_info":{"display_name":"nickel","author_link":"https:\/\/www.nickelcasting.com\/ko\/author\/nickel\/"},"uagb_comment_info":0,"uagb_excerpt":"When engineers ask about Alloy 20 corrosion resistance in sulfuric acid, they are usually not looking for a generic alloy profile. They want to know whether the material will survive real process conditions: mixed acid concentration, temperature cycling, trace chlorides, stagnant zones, welds, and startup or shutdown excursions. That is exactly where alloy selection stops…","_links":{"self":[{"href":"https:\/\/www.nickelcasting.com\/ko\/wp-json\/wp\/v2\/posts\/3663","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.nickelcasting.com\/ko\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.nickelcasting.com\/ko\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.nickelcasting.com\/ko\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.nickelcasting.com\/ko\/wp-json\/wp\/v2\/comments?post=3663"}],"version-history":[{"count":2,"href":"https:\/\/www.nickelcasting.com\/ko\/wp-json\/wp\/v2\/posts\/3663\/revisions"}],"predecessor-version":[{"id":3667,"href":"https:\/\/www.nickelcasting.com\/ko\/wp-json\/wp\/v2\/posts\/3663\/revisions\/3667"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.nickelcasting.com\/ko\/wp-json\/wp\/v2\/media\/3664"}],"wp:attachment":[{"href":"https:\/\/www.nickelcasting.com\/ko\/wp-json\/wp\/v2\/media?parent=3663"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.nickelcasting.com\/ko\/wp-json\/wp\/v2\/categories?post=3663"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.nickelcasting.com\/ko\/wp-json\/wp\/v2\/tags?post=3663"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}