UNS S44002

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Stainless steel grade UNS S44002 is a high carbon martensitic stainless steel that possesses good strength, moderate corrosion resistance, and excellent hardness and wear resistance.

The following datasheet provides an overview of stainless steel grade UNS S44002

Chemical Composition

The chemical composition of grade UNS S44002 stainless steel is outlined in the following table.

Element Content (%)
Iron, Fe Balance
Chromium, Cr 16-18
Manganese, Mn 1
Silicon, Si 1
Molybdenum, Mo 0.75
Carbon, C 0.60-0.75
Sulfur, S 0.03
Phosphorous, P 0.04

Mechanical Properties

The mechanical properties of grade UNS S44002 stainless steel are displayed in the following table.

Properties Metric Imperial
Tensile strength 725-1790 MPa 105000 - 260000 psi
Yield strength (@strain 0.200 %) 415-1650 MPa 60200 - 239000 psi
Modulus of elasticity 204 - 215 GPa 29600 - 31200 ksi
Elongation at break (in 50 mm) 5- 20% 5- 20%
Hardness, Rockwell B 95 95

UNS S44002