Alloy 630 description:
Key Features:
Precipitation hardening stainless steel used for welding materials of similar chemical composition such as 17-4 and 17-7.
Can be used in the as welded condition or may be heat treated to obtain higher strength.
Mechanical properties of the alloy are greatly influenced by the heat treatment.
Conformances:
AWS/ASME Spec 5.9
AWS Class ER630
UNS S17480