A105 and WCB are for non corrosive service applications from -29✬ (-20✯) to 427✬ (800✯) for petrochemicals, gas, water, steam and general industrial applications. This is why in larger sizes and higher classes many manufacturer with standard on WCC lieu of WCB. LCC and WCC is a better casting than WCB and LCB due to it’s higher density and a better bind. Refer to low temperature carbon steel overview at this website (go to link below). ![]() (Global Supply Line stock A216 LCC triple conforming to WCB, LCB and WCC). A216 LCC is basically the same as A216 WCC except it is charpies impact tested at -46✬ for low temperature service. ASTM A216 WCC has a slightly higher pressure/ temperature rating than A216 WCB and A216 LCB as they have a higher yield strength and a slightly higher manganese content. ![]() ASTM A216-WCC and LCC is also available ex stock and on an indent basis. ![]() Carbon steel valves are kept in stock in forged ASTM A105 and it’s cast equivalent ASTM/A216-WCB.
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