{"id":2426,"date":"2026-01-17T08:42:10","date_gmt":"2026-01-17T07:42:10","guid":{"rendered":"https:\/\/www.nickelcasting.com\/?p=2426"},"modified":"2026-01-30T03:02:13","modified_gmt":"2026-01-30T02:02:13","slug":"hastelloy-c276-vs-hastelloy-c22","status":"publish","type":"post","link":"https:\/\/www.nickelcasting.com\/ko\/hastelloy-c276-vs-hastelloy-c22\/","title":{"rendered":"\ud558\uc2a4\ud154\ub85c\uc774 C276 \ub300 \ud558\uc2a4\ud154\ub85c\uc774 C22"},"content":{"rendered":"<p data-path-to-node=\"8\">\uace0\uc131\ub2a5 \ub2c8\ucf08-\ud06c\ub86c-\ubab0\ub9ac\ube0c\ub374 \ud569\uae08\uc758 \uc138\uacc4\uc5d0\uc11c\ub294 \ub450 \uac00\uc9c0 \uc774\ub984\uc774 \ub300\ud654\ub97c \uc9c0\ubc30\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4: \ud558\uc2a4\ud154\ub85c\uc774 C276\uacfc <a href=\"https:\/\/www.nickelcasting.com\/pt\/ligas-de-niquel\/hastelloy-nickel-alloys\/hastelloy-c-22\/\">\ud558\uc2a4\ud154\ub85c\uc774 C22<\/a>. For engineers and procurement specialists in the chemical processing industry, distinguishing between these two &#8220;C-type&#8221; alloys is critical. While they share a lineage, their distinct chemical compositions dictate how they behave under severe corrosive stress.<\/p>\n<p data-path-to-node=\"9\">\uc774 \uac00\uc774\ub4dc\ub294 \uae30\uc220\uc801 \ub258\uc559\uc2a4\ub97c \uc138\ubd84\ud654\ud558\uc5ec \uc218\uba85\uacfc \uc548\uc804\uc744 \uc704\ud55c \uc18c\uc7ac \uc120\ud0dd\uc744 \ucd5c\uc801\ud654\ud558\ub294 \ub370 \ub3c4\uc6c0\uc744 \uc90d\ub2c8\ub2e4.<\/p>\n<p data-path-to-node=\"9\"><img fetchpriority=\"high\" decoding=\"async\" class=\"aligncenter size-full wp-image-2427\" src=\"http:\/\/www.nickelcasting.com\/wp-content\/uploads\/2026\/01\/61.jpg\" alt=\"\" width=\"1200\" height=\"655\" srcset=\"https:\/\/www.nickelcasting.com\/wp-content\/uploads\/2026\/01\/61.jpg 1200w, https:\/\/www.nickelcasting.com\/wp-content\/uploads\/2026\/01\/61-300x164.jpg 300w, https:\/\/www.nickelcasting.com\/wp-content\/uploads\/2026\/01\/61-1024x559.jpg 1024w, https:\/\/www.nickelcasting.com\/wp-content\/uploads\/2026\/01\/61-768x419.jpg 768w, https:\/\/www.nickelcasting.com\/wp-content\/uploads\/2026\/01\/61-18x10.jpg 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/p>\n<h2 data-path-to-node=\"10\">C276\uacfc C22\uc758 \ucc28\uc774\uc810<\/h2>\n<p data-path-to-node=\"11\">The fundamental C276 vs C22 differences lie in their elemental &#8220;recipes.&#8221; While both are Ni-Cr-Mo superalloys designed to resist aggressive corrosion, the balance of Chromium (Cr) and Molybdenum (Mo) sets them apart.<\/p>\n<p data-path-to-node=\"12\">Hastelloy C276 (UNS N10276) is considered the &#8220;workhorse&#8221; of the industry. It relies on a high Molybdenum content (15-17%) and Tungsten (3-4.5%) to provide exceptional resistance to reducing environments (like hydrochloric acid). However, its Chromium content is lower (approx. 14.5-16.5%).<\/p>\n<p data-path-to-node=\"13\">\ud558\uc2a4\ud154\ub85c\uc774 C22(UNS N06022)\ub294 \uc885\uc885 \uc5c5\uadf8\ub808\uc774\ub4dc\ub85c \uac04\uc8fc\ub418\uba70 \uc774 \uade0\ud615\uc744 \uc870\uc815\ud569\ub2c8\ub2e4. \ud06c\ub86c\uc740 \uc57d 20-22.5%\ub85c \uc99d\uac00\ud558\uc9c0\ub9cc \ubab0\ub9ac\ube0c\ub374(12.5-14.5%)\uc740 \uc57d\uac04 \uac10\uc18c\ud569\ub2c8\ub2e4.<\/p>\n<p data-path-to-node=\"14\">\uc774\uac83\uc774 \uc65c \uc911\uc694\ud55c\uac00\uc694?<\/p>\n<ul data-path-to-node=\"15\">\n<li>\n<p data-path-to-node=\"15,0,0\">\uc0b0\ud654 \uc800\ud56d\uc131: C22\uc758 \ud06c\ub86c \ud568\ub7c9\uc774 \ub192\uae30 \ub54c\ubb38\uc5d0 C276\uc5d0 \ube44\ud574 \uc0b0\ud654 \ub9e4\uccb4(\uc2b5\uc2dd \uc5fc\uc18c, \uc9c8\uc0b0 \ud63c\ud569\ubb3c \ub610\ub294 \ucca0\uc5fc \ub4f1)\uc5d0 \ub300\ud55c \ub0b4\uc131\uc774 \ud6e8\uc52c \ub6f0\uc5b4\ub0a9\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"15,1,0\">\uc6a9\uc811\uc131: \ub458 \ub2e4 \uc6a9\uc811\uc131\uc774 \uc6b0\uc218\ud558\uc9c0\ub9cc, C22\ub294 \uc6a9\uc811 \uc5f4 \uc601\ud5a5 \uc601\uc5ed(HAZ)\uc5d0\uc11c \uc785\uc790 \uacbd\uacc4 \uce68\uc804\uc5d0 \ub300\ud55c \uc800\ud56d\uc131\uc774 \ub354 \uc6b0\uc218\ud558\uc5ec \ub2e4\uc911 \uacf5\uc815 \ud50c\ub79c\ud2b8\uc758 \uc6a9\uc811 \uc0c1\ud0dc \uc870\uac74\uc5d0\uc11c \uc57d\uac04 \ub354 \uacac\uace0\ud569\ub2c8\ub2e4.<\/p>\n<\/li>\n<\/ul>\n<p data-path-to-node=\"16\">\uc774\ub97c \uc815\ub7c9\ud654\ud558\uae30 \uc704\ud574 \ud53c\ud305 \uc800\ud56d \ub4f1\uac00 \uc218(PREN)\ub97c \uc0b4\ud3b4\ubd05\ub2c8\ub2e4.<\/p>\n<div data-path-to-node=\"17\">\n<div data-math=\"PREN = \\%Cr + 3.3(\\%Mo + 0.5\\%W) + 16\\%N\"><span aria-hidden=\"true\">PREN=%Cr+3.3(%Mo+0.5%W)+16%N<\/span><\/div>\n<\/div>\n<p data-path-to-node=\"18\">\uc77c\ubc18\uc801\uc73c\ub85c C22\ub294 \ub354 \ub192\uc740 PREN\uc744 \ub098\ud0c0\ub0b4\uba70, \uc774\ub294 \uc815\uccb4\ub41c \uace0\uc5fc\ud654\ubb3c \ud658\uacbd\uc5d0\uc11c \uad6d\ubd80\uc801\uc778 \ud53c\ud305 \ubc0f \ud2c8\uc0c8 \ubd80\uc2dd\uc5d0 \ub300\ud55c \uc800\ud56d\uc131\uc774 \ub354 \uc6b0\uc218\ud568\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4.<\/p>\n<h2 data-path-to-node=\"19\">C276 \ub300 C22 \ud654\ud559 \ucc98\ub9ac \uc560\ud50c\ub9ac\ucf00\uc774\uc158<\/h2>\n<p data-path-to-node=\"20\">C276\uacfc C22 \ud654\ud559 \ucc98\ub9ac \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc744 \ub9e4\ud551\ud560 \ub54c \uacb0\uc815\uc740 \uc77c\ubc18\uc801\uc73c\ub85c \ud2b9\uc815 \uc0b0\uc131 \uc2a4\ud2b8\ub9bc\uacfc \uc0b0\ud654\uc81c\uc758 \uc874\uc7ac \uc5ec\ubd80\uc5d0 \ub2ec\ub824 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p data-path-to-node=\"21\">\ud558\uc2a4\ud154\ub85c\uc774 C276\uc774 \ud45c\uc900\uc785\ub2c8\ub2e4:<\/p>\n<ul data-path-to-node=\"22\">\n<li>\n<p data-path-to-node=\"22,0,0\">\uc21c\uc218 \ud658\uc6d0\uc0b0: \uc0b0\ud654\uc81c\uac00 \uc874\uc7ac\ud558\uc9c0 \uc54a\ub294 \uc5fc\uc0b0 \ubc0f \ud669\uc0b0 \ud658\uacbd\uc5d0\uc11c \ud0c1\uc6d4\ud55c \uc131\ub2a5\uc744 \ubc1c\ud718\ud569\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"22,1,0\">\ud384\ud504 \ubc0f \uc81c\uc9c0: \uc18c\ud654\uae30 \ubc0f \ud45c\ubc31\uc81c \uacf5\uc7a5\uc5d0\uc11c\ub294 \uc885\uc885 C276\uc744 \uc0ac\uc6a9\ud569\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"22,2,0\">\uc0ac\uc6cc \uac00\uc2a4\uc815: \ub2e4\uc74c\uc774 \ud48d\ubd80\ud55c \ub2e4\uc6b4\ud640 \ud658\uacbd <span aria-hidden=\"true\">H2S<\/span> (\ud669\ud654\uc218\uc18c) \ubc0f <span aria-hidden=\"true\">CO2<\/span>.<\/p>\n<\/li>\n<\/ul>\n<p data-path-to-node=\"23\">\ud558\uc2a4\ud154\ub85c\uc774 C22\ub294 \uc120\ud638\ub418\ub294 \uc120\ud0dd\uc785\ub2c8\ub2e4:<\/p>\n<ul data-path-to-node=\"24\">\n<li>\n<p data-path-to-node=\"24,0,0\">\uc81c\uc57d \uc81c\uc870: C22\ub294 \ubbfc\uac10\ud55c \ubc30\uce58\uc758 \ubd80\uc2dd \ubc0f \uc624\uc5fc \uac00\ub2a5\uc131\uc774 \uc801\uae30 \ub54c\ubb38\uc5d0 API(\ud65c\uc131 \uc81c\uc57d \uc131\ubd84) \ubc18\uc751 \uc6a9\uae30\uc758 \ud45c\uc900\uc785\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"24,1,0\">Agrochemicals &amp; Pesticides: Production lines that switch between oxidizing and reducing steps (&#8220;swing&#8221; processes) require the versatility of C22.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"24,2,0\">\uc2a4\ud06c\ub7ec\ubc84 \ubc0f \ud0c8\ud669: \ube44\uc0b0\uc7ac\ub85c \uc778\ud574 \uc2a4\ud06c\ub7ec\ubc84 \uc561\uccb4\uac00 \uace0\uc0b0\uc131 \ubc0f \uc0b0\ud654\ub420 \uc218 \uc788\ub294 \ubc30\uc5f0 \ud0c8\ud669(FGD) \uc2dc\uc2a4\ud15c\uc5d0\uc11c\ub294 C22\uac00 C276\ubcf4\ub2e4 \uc131\ub2a5\uc774 \ub6f0\uc5b4\ub0a9\ub2c8\ub2e4.<\/p>\n<\/li>\n<\/ul>\n<h2 data-path-to-node=\"25\"><img decoding=\"async\" class=\"aligncenter size-full wp-image-2428\" src=\"http:\/\/www.nickelcasting.com\/wp-content\/uploads\/2026\/01\/62.jpg\" alt=\"\" width=\"1200\" height=\"655\" srcset=\"https:\/\/www.nickelcasting.com\/wp-content\/uploads\/2026\/01\/62.jpg 1200w, https:\/\/www.nickelcasting.com\/wp-content\/uploads\/2026\/01\/62-300x164.jpg 300w, https:\/\/www.nickelcasting.com\/wp-content\/uploads\/2026\/01\/62-1024x559.jpg 1024w, https:\/\/www.nickelcasting.com\/wp-content\/uploads\/2026\/01\/62-768x419.jpg 768w, https:\/\/www.nickelcasting.com\/wp-content\/uploads\/2026\/01\/62-18x10.jpg 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/h2>\n<h2 data-path-to-node=\"25\">C276 \ub300 C22 \uc120\ud0dd \ubc29\ubc95<\/h2>\n<p data-path-to-node=\"26\">Determining C276 vs C22 how to choose requires a specific analysis of your process media. It is not always about buying the &#8220;better&#8221; alloy, but the &#8220;right&#8221; one.<\/p>\n<ol start=\"1\" data-path-to-node=\"27\">\n<li>\n<p data-path-to-node=\"27,0,0\">\uc0b0\ud654\uc81c\ub97c \ubd84\uc11d\ud569\ub2c8\ub2e4: \uc2a4\ud2b8\ub9bc\uc5d0 \ucca0 \uc774\uc628\uc774 \ud3ec\ud568\ub41c \uacbd\uc6b0(<span aria-hidden=\"true\">Fe3+<\/span>), \uad6c\ub9ac \uc774\uc628(<span aria-hidden=\"true\">Cu2+<\/span>), \uc720\ub9ac \uc5fc\uc18c \ub610\ub294 \uc9c8\uc0b0\uc774 \ud544\uc694\ud55c \uacbd\uc6b0 C22\ub97c \uc120\ud0dd\ud569\ub2c8\ub2e4. C276\uc740 \ud06c\ub86c \ud568\ub7c9\uc774 \ub0ae\uae30 \ub54c\ubb38\uc5d0 \uc774\ub7ec\ud55c \uc870\uac74\uc5d0\uc11c \uc870\uae30 \uace0\uc7a5\uc744 \uc77c\uc73c\ud0ac \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"27,1,0\">Evaluate &#8220;Upset&#8221; Conditions: If your plant runs a consistent reducing acid stream, C276 is sufficient and cost-effective. However, if your process is prone to &#8220;upsets&#8221; (accidental air ingress or temperature spikes creating oxidizing conditions), C22 acts as an insurance policy.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"27,2,0\">\ube44\uc6a9 \ubc0f \uac00\uc6a9\uc131: \uacfc\uac70\uc5d0\ub294 C276\uc774 \ud6e8\uc52c \uc800\ub834\ud588\uc2b5\ub2c8\ub2e4. \ud604\uc7ac\ub294 \uac00\uaca9 \uaca9\ucc28\uac00 \uc881\ud600\uc84c\uc9c0\ub9cc C276\uc758 \uc7ac\uace0(\uc2dc\ud2b8, \ubc14)\uac00 \ub354 \ub9ce\uc774 \ub0a8\uc544 \uc788\uc2b5\ub2c8\ub2e4, <a href=\"https:\/\/www.nickelcasting.com\/pt\/product-forms\/flanges\/\">\ud50c\ub79c\uc9c0<\/a>). \ud45c\uc900 \ud658\uc6d0 \ub77c\uc778\uc5d0 \ub300\ud55c \ube60\ub978 \uc218\ub9ac\uac00 \ud544\uc694\ud55c \uacbd\uc6b0 C276\uc774 \ubb3c\ub958\uc758 \uc2b9\uc790\uac00 \ub418\ub294 \uacbd\uc6b0\uac00 \ub9ce\uc2b5\ub2c8\ub2e4.<\/p>\n<\/li>\n<\/ol>\n<hr data-path-to-node=\"28\" \/>\n<h3 data-path-to-node=\"29\">\uad00\ub828 Q&amp;A<\/h3>\n<p data-path-to-node=\"30\">Q1: \ud558\uc2a4\ud154\ub85c\uc774 C22\uc640 C276\uc744 \uc6a9\uc811\ud560 \uc218 \uc788\ub098\uc694?<\/p>\n<p data-path-to-node=\"30\">A: \uc608, \uc774\uc885 \uc6a9\uc811\uc774 \uc77c\ubc18\uc801\uc785\ub2c8\ub2e4. \uc77c\ubc18\uc801\uc73c\ub85c \ud569\uae08 \ud568\ub7c9\uc774 \ub354 \ub192\uc740 \uc6a9\uc811 \uc6a9\uac00\uc7ac\ub97c \uc0ac\uc6a9\ud574\uc57c \ud569\ub2c8\ub2e4(\uc624\ubc84\ub9e4\uce6d). \uc774 \uacbd\uc6b0 \uc6a9\uc811 \ube44\ub4dc\uc758 \ub0b4\uc2dd\uc131\uc774 C276 \ubaa8\uc7ac\uc640 \uac19\uac70\ub098 \ub354 \uc6b0\uc218\ud55c C22 \ud544\ub7ec \uae08\uc18d(ERNiCrMo-10)\uc744 \uc0ac\uc6a9\ud558\uc138\uc694.<\/p>\n<p data-path-to-node=\"31\">Q2: \ud558\uc2a4\ud154\ub85c\uc774 C22\uac00 \ud56d\uc0c1 C276\ubcf4\ub2e4 \ub098\uc740\uac00\uc694?<\/p>\n<p data-path-to-node=\"31\">A: No. In purely reducing hydrochloric acid environments at specific concentrations and temperatures, the higher Molybdenum content in C276 can actually offer slightly better corrosion rates than C22. C22 is &#8220;better&#8221; specifically for mixed or oxidizing streams.<\/p>\n<p data-path-to-node=\"32\">Q3: \uc2dc\uac01\uc801\uc73c\ub85c \uc5b4\ub5bb\uac8c \uad6c\ubd84\ud560 \uc218 \uc788\ub098\uc694?<\/p>\n<p data-path-to-node=\"32\">A: \ub458 \ub2e4 \ubc1d\uc740 \uc740\ud68c\uc0c9 \uae08\uc18d\uc73c\ub85c \uc721\uc548\uc73c\ub85c\ub294 \uad6c\ubd84\ud560 \uc218 \uc5c6\uc2b5\ub2c8\ub2e4. \ud06c\ub86c\/\ubab0\ub9ac\ube0c\ub374 \ube44\uc728\uc744 \ud655\uc778\ud558\ub824\uba74 \uc591\uc131 \ubb3c\uc9c8 \uc2dd\ubcc4(PMI) \uc7a5\ube44(XRF \ud734\ub300\uc6a9 \ubd84\uc11d\uae30)\ub97c \uc0ac\uc6a9\ud558\uac70\ub098 \uc5f4 \ubc88\ud638 \ubc0f \ubc00 \ud14c\uc2a4\ud2b8 \ubcf4\uace0\uc11c(MTR)\ub97c \ucc3e\uc544\uc57c \ud569\ub2c8\ub2e4.<\/p>","protected":false},"excerpt":{"rendered":"<p>In the world of high-performance nickel-chromium-molybdenum alloys, two names dominate the conversation: Hastelloy C276 and Hastelloy C22. For engineers and procurement specialists in the chemical processing industry, distinguishing between these two &#8220;C-type&#8221; alloys is critical. While they share a lineage, their distinct chemical compositions dictate how they behave under severe corrosive stress. This guide breaks 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the world of high-performance nickel-chromium-molybdenum alloys, two names dominate the conversation: Hastelloy C276 and Hastelloy C22. For engineers and procurement specialists in the chemical processing industry, distinguishing between these two &#8220;C-type&#8221; alloys is critical. While they share a lineage, their distinct chemical compositions dictate how they behave under severe corrosive stress. This guide breaks&hellip;","_links":{"self":[{"href":"https:\/\/www.nickelcasting.com\/ko\/wp-json\/wp\/v2\/posts\/2426","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=2426"}],"version-history":[{"count":1,"href":"https:\/\/www.nickelcasting.com\/ko\/wp-json\/wp\/v2\/posts\/2426\/revisions"}],"predecessor-version":[{"id":2429,"href":"https:\/\/www.nickelcasting.com\/ko\/wp-json\/wp\/v2\/posts\/2426\/revisions\/2429"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.nickelcasting.com\/ko\/wp-json\/wp\/v2\/media\/2427"}],"wp:attachment":[{"href":"https:\/\/www.nickelcasting.com\/ko\/wp-json\/wp\/v2\/media?parent=2426"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.nickelcasting.com\/ko\/wp-json\/wp\/v2\/categories?post=2426"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.nickelcasting.com\/ko\/wp-json\/wp\/v2\/tags?post=2426"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}