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KS STS51

STS51


STS51 material is Carbide for cutting tools.

Chemical composition of STS51, STS51 mechanical properties, STS51 datasheet, STS51 equivalent grade, Heat treatment and temperature process of STS51.


STS51 property sheet

STS51 Spec.

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Chemical Composition of STS51

C 0.75-0.85
Si ≤0.35
Mn ≤0.50
Cr 0.20-0.50
Ni 1.30-2.00

Mechanical Properties of STS51

Rp0.2 (MPa) 263 (≥)
Rm (MPa) 557 (≥)
AKV (J) 21
A (%) 22
Z (%) 43
Hardness HBW 141

STS51 shape and dimensions

STS51 Round bar: 1mm-800mm
STS51 Square bar: 10mm * 10mm-600mm *600mm
STS51 Flat bar: Thickness:8mm-800mm Width:10mm to 1500mm
STS51 Sheet or Plate: Thickness:3mm-80mm Width:1.5mm to 1500mm
STS51 Strip or Coil: Thickness:0.1mm-3mm Width:1.5mm-1500mm
STS51 Forgings: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes

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