American Society for Testing and Materials (ASTM). Current edition approved June 1, 2006. Published June 2006. Originally approved in 1966. Last previous edition approved in 2003 as B 435 - 03. 3 p. This specification covers alloys UNS N06002, UNS N06230, UNS N12160, and UNS R30556 in the form of rolled plate, sheet, and strip for heat-resisting and general corrosive service.