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331S42


331S42 material is B.S. BS 970-4 Specification for wrought steels for mechanical and allied engineering purposes. Valve steels Specification for wrought steels for mechanical and allied engineering purposes. Valve steels.

Chemical composition of 331S42, 331S42 mechanical properties, 331S42 datasheet, 331S42 equivalent grade, Heat treatment and temperature process of 331S42.


331S42 property sheet

331S42 Spec.

B.S. BS 970-4
Specification for wrought steels for mechanical and allied engineering purposes. Valve steels

Related Materials

331S42

Chemical Composition of 331S42

C: 0.37 0.47
Si: 1.00 2.00
Mn: 0.50 1.00
P: Max 0.040
S: Max 0.030
Cr: 13.00 15.00
Ni: 13.00 15.00
Mo: 0.40 0.70
W: 2.20 3.00

Mechanical Properties of 331S42

Rp0.2 (MPa) 837 (≥)
Rm (MPa) 948 (≥)
AKV (J) 32
A (%) 22
Z (%) 23
Hardness HBW 224

331S42 shape and dimensions

331S42 Round bar: 1mm-800mm
331S42 Square bar: 10mm * 10mm-600mm *600mm
331S42 Flat bar: Thickness:8mm-800mm Width:10mm to 1500mm
331S42 Sheet or Plate: Thickness:3mm-80mm Width:1.5mm to 1500mm
331S42 Strip or Coil: Thickness:0.1mm-3mm Width:1.5mm-1500mm
331S42 Forgings: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes