ASME SEC II A SA-638/SA-638M-2001 Specification for Precipitation Hardening Iron Base Superalloy Bars, Forgings, and Forging Stock for high-Temperature Service ASTM A638/A638M-00
Boiler and Pressure Vessel,Specification for Precipitation Hardening Iron Base Superalloy Bars, Forgings, and Forging Stock for high-Temperature Service ASTM A638/A638M-00
ASME SEC II A SA-638/SA-638M-2001 history
2001ASME SEC II A SA-638/SA-638M-2001 Specification for Precipitation Hardening Iron Base Superalloy Bars, Forgings, and Forging Stock for high-Temperature Service ASTM A638/A638M-00