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KS STS431

STS431


STS431 material is martensitic steel.

Chemical composition of STS431, STS431 mechanical properties, STS431 datasheet, STS431 equivalent grade, Heat treatment and temperature process of STS431.


STS431 property sheet

STS431 Spec.

Related Materials

STS431
STS431FB

Chemical Composition of STS431

C Max 0.20
Si Max 1.00
Mn Max 1.00
P Max 0.04
S Max 0.03
Cr 15.O-17.0
Ni 1.25-2.50

Mechanical Properties of STS431

Rp0.2 (MPa) 772 (≥)
Rm (MPa) 937 (≥)
AKV (J) 32
A (%) 13
Z (%) 42
Hardness HBW 443

STS431 shape and dimensions

STS431 Round bar: 1mm-800mm
STS431 Square bar: 10mm * 10mm-600mm *600mm
STS431 Flat bar: Thickness:8mm-800mm Width:10mm to 1500mm
STS431 Sheet or Plate: Thickness:3mm-80mm Width:1.5mm to 1500mm
STS431 Strip or Coil: Thickness:0.1mm-3mm Width:1.5mm-1500mm
STS431 Forgings: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes

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