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 ferriticFact-Level Source Provenance
UNS • Canonical GradeSubfamilyStandard IdentifiersConductivity (% IACS)Yield & ContextStatusActions
409 Stainless SteelFerritic
TYPE: 409UNS: S40920SPECIFICATION: 409 Stainless Steel Engineering Datasheet
—≥ 170 MPaMINIMUM · Annealed · Sheet and StripVERIFIED