标准号:ASTM A638/A638M-2000(2004)
英文标准名称:Standard Specification for Precipitation Hardening Iron Base Superalloy Bars, Forgings, and Forging Stock for High-Temperature Service
发布日期:1999/12/31 12:00:00
实施日期:1999/12/31 12:00:00
国际标准分类号:77.140.60 (Steel bars and rods); 77.140.85 (Iron a