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ASTM M7

M7


M7 material is High-Speed Tool Steel.

Chemical composition of M7, M7 mechanical properties, M7 datasheet, M7 equivalent grade, Heat treatment and temperature process of M7.

  • Tags: M7,

M7 property sheet

M7 Spec.

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M7

Chemical Composition of M7

C: 0.97 1.05
Si: 0.20 0.55
Mn: 0.15 0.40
P: Max 0.030
S: Max 0.030
Cr: 3.50 4.00
Mo: 8.20 9.20
V: 1.75 2.25
W: 1.40 2.10
Co: Max Min

Mechanical Properties of M7

Rp0.2 (MPa) 471 (≥)
Rm (MPa) 752 (≥)
AKV (J) 14
A (%) 21
Z (%) 12
Hardness HBW 321

M7 shape and dimensions

M7 Round bar: 1mm-800mm
M7 Square bar: 10mm * 10mm-600mm *600mm
M7 Flat bar: Thickness:8mm-800mm Width:10mm to 1500mm
M7 Sheet or Plate: Thickness:3mm-80mm Width:1.5mm to 1500mm
M7 Strip or Coil: Thickness:0.1mm-3mm Width:1.5mm-1500mm
M7 Forgings: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes

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