ASTM A217 Steel Castings, Martensitic Stainless and Alloy

Steel casting, sand casting, investment casting standard, ASTM A217 WC1,WC4,WC9,WC5,WC6,WC11,….
Abstract
 
This specification covers steel castings, martensitic stainless steel and alloys steel castings for valves, flanges, fittings, and other pressure-containing parts intended primarily for high-temperature and corrosive service. The grades of steels covered here are: Grade WC1, Grade WC4, Grade WC5, Grade WC6, Grade WC9, Grade WC11, [...]