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JIS SKH57

SKH57


SKH57 material is W-phase system high-speed tool steel.

Chemical composition of SKH57, SKH57 mechanical properties, SKH57 datasheet, SKH57 equivalent grade, Heat treatment and temperature process of SKH57.


SKH57 property sheet

SKH57 Spec.

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Chemical Composition of SKH57

C 1.20-1.35
Si Max 0.45
Mn Max 0.40
Cr 3.80-4.50
Mo 3.20-3.90
V 3.00-3.50
W 9.00-10.00
Co 9.50-10.50

Mechanical Properties of SKH57

Rp0.2 (MPa) 445 (≥)
Rm (MPa) 377 (≥)
AKV (J) 43
A (%) 32
Z (%) 22
Hardness HBW 242

SKH57 shape and dimensions

SKH57 Round bar: 1mm-800mm
SKH57 Square bar: 10mm * 10mm-600mm *600mm
SKH57 Flat bar: Thickness:8mm-800mm Width:10mm to 1500mm
SKH57 Sheet or Plate: Thickness:3mm-80mm Width:1.5mm to 1500mm
SKH57 Strip or Coil: Thickness:0.1mm-3mm Width:1.5mm-1500mm
SKH57 Forgings: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes

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