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JIS SUS440A

SUS440A


SUS440A material is Martensitic special steel.

Chemical composition of SUS440A, SUS440A mechanical properties, SUS440A datasheet, SUS440A equivalent grade, Heat treatment and temperature process of SUS440A.


SUS440A property sheet

SUS440A Spec.

Related Materials

Chemical Composition of SUS440A

C 0.60-0.75
Si Max 1.00
Mn Max 1.00
P Max 0.04
S Max 0.03
Cr 16.0-18.0
Ni Max 0.60
Mo Max 0.75

Mechanical Properties of SUS440A

Rp0.2 (MPa) 997 (≥)
Rm (MPa) 599 (≥)
AKV (J) 42
A (%) 21
Z (%) 33
Hardness HBW 323

SUS440A shape and dimensions

SUS440A Round bar: 1mm-800mm
SUS440A Square bar: 10mm * 10mm-600mm *600mm
SUS440A Flat bar: Thickness:8mm-800mm Width:10mm to 1500mm
SUS440A Sheet or Plate: Thickness:3mm-80mm Width:1.5mm to 1500mm
SUS440A Strip or Coil: Thickness:0.1mm-3mm Width:1.5mm-1500mm
SUS440A Forgings: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes

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