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CSN G645.90

G645.90


G645.90 material is The Czech republic Structural steel.

Chemical composition of G645.90, G645.90 mechanical properties, G645.90 datasheet, G645.90 equivalent grade, Heat treatment and temperature process of G645.90.


G645.90 property sheet

G645.90 Spec.

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Chemical Composition of G645.90

C 1.10-1.40
Si 0.50-2.50
Mn Max 0.30
Cr 25.0-26.0
W 3.50-5.00
Co 61.0-65.0
Nb W iCo

Mechanical Properties of G645.90

Rp0.2 (MPa) 236 (≥)
Rm (MPa) 772 (≥)
AKV (J) 44
A (%) 14
Z (%) 33
Hardness HBW 322

G645.90 shape and dimensions

G645.90 Round bar: 1mm-800mm
G645.90 Square bar: 10mm * 10mm-600mm *600mm
G645.90 Flat bar: Thickness:8mm-800mm Width:10mm to 1500mm
G645.90 Sheet or Plate: Thickness:3mm-80mm Width:1.5mm to 1500mm
G645.90 Strip or Coil: Thickness:0.1mm-3mm Width:1.5mm-1500mm
G645.90 Forgings: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes

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