AISI 410 / UNS S41000 (Martensitic) Stainless Steel

Chemistry, mechanical properties, physical properties, and practical selection notes for rolled AISI 410 products.

Performance & Use Notes

  • Martensitic stainless; hardenable by heat treatment; magnetic.
  • Used where moderate corrosion resistance and higher strength/hardness are needed.

Standards & Designations

ASTM A240 ♦ UNS S41000

Data Tables

  • Low-carbon martensitic stainless; hardenable by heat treatment; magnetic.
Chemical composition (wt%)Limits
C0.15 max
Cr11.5–13.5
Mn1.00 max
Si1.00 max
P0.040 max
S0.030 max
Ni0.75 max

Values shown are typical/spec limits at room temperature unless noted; requirements vary by product form, size, and specification.

410 stainless steel from Source21 is a martensitic stainless steel grade known for its high strength wear resistance and ability to be hardened through heat treatment. With magnetic properties and improved mechanical performance Type 410 stainless steel is well suited for applications that demand durability toughness and resistance to abrasion under mechanical stress. It is commonly used in pump shafts turbine blades fasteners valve components and mechanical tools where strength and service life are critical. 

Source21 supplies 410 stainless steel in coil, strip, sheet, foil, and bar, all produced to meet ASTM A240, ASTM A276, and AMS 5504 standards. 

Contact the Source21 team to place an order explore available forms or receive expert guidance for hardened stainless steel applications supported by reliable supply and responsive service.

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