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ГОСТ Р9М4К8

Р9М4К8


Р9М4К8 material is Carbide for cutting tools.

Chemical composition of Р9М4К8, Р9М4К8 mechanical properties, Р9М4К8 datasheet, Р9М4К8 equivalent grade, Heat treatment and temperature process of Р9М4К8.


Р9М4К8 property sheet

Р9М4К8 Spec.

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Chemical Composition of Р9М4К8

C 1.00-1.10
Si 0.20-0.50
Mn 0.20-0.50
P ≤0.030
S ≤0.030
Cr 7.50-8.50
Ni 2.30-2.70
Mo 3.80-4.30
V 2.30-2.70
W 2.30-2.70
Cu ≤0.25
Co 7.50-8.50

Mechanical Properties of Р9М4К8

Rp0.2 (MPa) 358 (≥)
Rm (MPa) 477 (≥)
AKV (J) 12
A (%) 21
Z (%) 22
Hardness HBW 332

Р9М4К8 shape and dimensions

Р9М4К8 Round bar: 1mm-800mm
Р9М4К8 Square bar: 10mm * 10mm-600mm *600mm
Р9М4К8 Flat bar: Thickness:8mm-800mm Width:10mm to 1500mm
Р9М4К8 Sheet or Plate: Thickness:3mm-80mm Width:1.5mm to 1500mm
Р9М4К8 Strip or Coil: Thickness:0.1mm-3mm Width:1.5mm-1500mm
Р9М4К8 Forgings: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes

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