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JIS SKH51

SKH51


SKH51 material is W-phase system high-speed tool steel.

Chemical composition of SKH51, SKH51 mechanical properties, SKH51 datasheet, SKH51 equivalent grade, Heat treatment and temperature process of SKH51.


SKH51 property sheet

SKH51 Spec.

Related Materials

Chemical Composition of SKH51

C 0.80-0.88
Si Max 0.45
Mn Max 0.40
Cr 3.80-4.50
Mo 4.70-5.20
V 1.70-2.10
W 5.90-6.70

Mechanical Properties of SKH51

Rp0.2 (MPa) 428 (≥)
Rm (MPa) 312 (≥)
AKV (J) 34
A (%) 44
Z (%) 22
Hardness HBW 323

SKH51 shape and dimensions

SKH51 Round bar: 1mm-800mm
SKH51 Square bar: 10mm * 10mm-600mm *600mm
SKH51 Flat bar: Thickness:8mm-800mm Width:10mm to 1500mm
SKH51 Sheet or Plate: Thickness:3mm-80mm Width:1.5mm to 1500mm
SKH51 Strip or Coil: Thickness:0.1mm-3mm Width:1.5mm-1500mm
SKH51 Forgings: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes

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