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GBT GB 85

GB 85


GB 85 material is China structural steel and alloy steel.

Chemical composition of GB 85, GB 85 mechanical properties, GB 85 datasheet, GB 85 equivalent grade, Heat treatment and temperature process of GB 85.

  • Tags: 85,

GB 85 property sheet

GB 85 Spec.

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Chemical Composition of GB 85

C 0.82-0.90
Si 0.17-0.37
Mn 0.50-0.80
P 0.035
S 0.035
Cr Max 0.25
Ni Max 0.25

Mechanical Properties of GB 85

Rp0.2 (MPa) 467 (≥)
Rm (MPa) 836 (≥)
AKV (J) 12
A (%) 24
Z (%) 11
Hardness HBW 322

GB 85 shape and dimensions

GB 85 Round bar: 1mm-800mm
GB 85 Square bar: 10mm * 10mm-600mm *600mm
GB 85 Flat bar: Thickness:8mm-800mm Width:10mm to 1500mm
GB 85 Sheet or Plate: Thickness:3mm-80mm Width:1.5mm to 1500mm
GB 85 Strip or Coil: Thickness:0.1mm-3mm Width:1.5mm-1500mm
GB 85 Forgings: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes

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