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JIS SKH40

SKH40


SKH40 material is Powder metallurgy high-speed tool steel.

Chemical composition of SKH40, SKH40 mechanical properties, SKH40 datasheet, SKH40 equivalent grade, Heat treatment and temperature process of SKH40.


SKH40 property sheet

SKH40 Spec.

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Chemical Composition of SKH40

C 1.23-1.33
Si Max 0.45
Mn Max 0.40
Cr 3.80-4.50
Mo 4.70-5.30
V 2.70-3.20
W 5.70-6.70
Co 8.00-8.80

Mechanical Properties of SKH40

Rp0.2 (MPa) 545 (≥)
Rm (MPa) 546 (≥)
AKV (J) 13
A (%) 14
Z (%) 11
Hardness HBW 312

SKH40 shape and dimensions

SKH40 Round bar: 1mm-800mm
SKH40 Square bar: 10mm * 10mm-600mm *600mm
SKH40 Flat bar: Thickness:8mm-800mm Width:10mm to 1500mm
SKH40 Sheet or Plate: Thickness:3mm-80mm Width:1.5mm to 1500mm
SKH40 Strip or Coil: Thickness:0.1mm-3mm Width:1.5mm-1500mm
SKH40 Forgings: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes

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