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ASTM M42

M42


M42 material is High-Speed Tool Steel.

Chemical composition of M42, M42 mechanical properties, M42 datasheet, M42 equivalent grade, Heat treatment and temperature process of M42.


M42 property sheet

M42 Spec.

Related Materials

M42

Chemical Composition of M42

C: 1.05 1.15
Si: 0.15 0.65
Mn: 0.15 0.40
P: Max 0.030
S: Max 0.030
Cr: 3.50 4.25
Mo: 9.00 10.00
V: 0.95 1.35
W: 1.15 1.85
Co: 7.75 8.75

Mechanical Properties of M42

Rp0.2 (MPa) 358 (≥)
Rm (MPa) 822 (≥)
AKV (J) 32
A (%) 44
Z (%) 33
Hardness HBW 444

M42 shape and dimensions

M42 Round bar: 1mm-800mm
M42 Square bar: 10mm * 10mm-600mm *600mm
M42 Flat bar: Thickness:8mm-800mm Width:10mm to 1500mm
M42 Sheet or Plate: Thickness:3mm-80mm Width:1.5mm to 1500mm
M42 Strip or Coil: Thickness:0.1mm-3mm Width:1.5mm-1500mm
M42 Forgings: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes

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