MAT GRADES — 105 VERIFIED MATERIALS • 100% ITEM-LEVEL PROVENANCE
Canonical Metallurgy Classification • 18 Verified Alloys

Stainless Steel

Stainless steels grouped by metallurgical family; source-specific chemistry and processing conditions remain attached to each grade.

1 Alloy in precipitation hardeningFact-Level Source Provenance
UNS • Canonical GradeSubfamilyStandard IdentifiersConductivity (% IACS)Yield & ContextStatusActions
17-4 PH (630) Stainless SteelPrecipitation Hardening
COMMERCIAL: 17-4 PHTYPE: 630UNS: S17400
—1275.5 MPaTYPICAL · H900 · Bar · LONGITUDINAL · Typical longitudinal bar properties; section dimensions and test temperature not stated in this table. Not minimum requirements.VERIFIED