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GBT U20702

U20702


U20702 material is China structural steel and alloy steel.

Chemical composition of U20702, U20702 mechanical properties, U20702 datasheet, U20702 equivalent grade, Heat treatment and temperature process of U20702.


U20702 property sheet

U20702 Spec.

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Chemical Composition of U20702

C 0.67-0.75
Si 0.17-0.37
Mn 0.50-0.80
P 0.035
S 0.035
Cr 0.25
Ni 0.3
Cu 0.25

Mechanical Properties of U20702

Rp0.2 (MPa) 748 (≥)
Rm (MPa) 662 (≥)
AKV (J) 41
A (%) 14
Z (%) 43
Hardness HBW 321

U20702 shape and dimensions

U20702 Round bar: 1mm-800mm
U20702 Square bar: 10mm * 10mm-600mm *600mm
U20702 Flat bar: Thickness:8mm-800mm Width:10mm to 1500mm
U20702 Sheet or Plate: Thickness:3mm-80mm Width:1.5mm to 1500mm
U20702 Strip or Coil: Thickness:0.1mm-3mm Width:1.5mm-1500mm
U20702 Forgings: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes

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