ASM SA-729 PERFORM 420 - Structural Steel for Cold Forming
: Brown Technical Book Store
Since 1952, Alloy Digest has been the leading reference for materials property data on metals and alloys used throughout the world. Featuring graphs, charts and tables, these sheets give facts and figures on composition or characterization, physical and mechanical properties, heat treatment, and machinability. Perform series of steels are low carbon microalloyed steels that are thermomechanically rolled. The 420 in the title refers to the minimum yield strength in MPa (61 ksi). The USA equivalent is Perform 60.