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R4


R4 material is Carbide for cutting tools.

Chemical composition of R4, R4 mechanical properties, R4 datasheet, R4 equivalent grade, Heat treatment and temperature process of R4.

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R4 property sheet

R4 Spec.

Chemical Composition of R4

Co 12.5

Mechanical Properties of R4

Rp0.2 (MPa) 981 (≥)
Rm (MPa) 632 (≥)
AKV (J) 12
A (%) 11
Z (%) 23
Hardness HBW 243

R4 shape and dimensions

R4 Round bar: 1mm-800mm
R4 Square bar: 10mm * 10mm-600mm *600mm
R4 Flat bar: Thickness:8mm-800mm Width:10mm to 1500mm
R4 Sheet or Plate: Thickness:3mm-80mm Width:1.5mm to 1500mm
R4 Strip or Coil: Thickness:0.1mm-3mm Width:1.5mm-1500mm
R4 Forgings: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes