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GBT U21302

U21302


U21302 material is China structural steel and alloy steel.

Chemical composition of U21302, U21302 mechanical properties, U21302 datasheet, U21302 equivalent grade, Heat treatment and temperature process of U21302.


U21302 property sheet

U21302 Spec.

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Chemical Composition of U21302

C 0.27-0.34
Si 0.17-0.37
Mn 0.70-1.00
P 0.035
S 0.035
Cr 0.25
Ni 0.3
Cu 0.25

Mechanical Properties of U21302

Rp0.2 (MPa) 653 (≥)
Rm (MPa) 988 (≥)
AKV (J) 14
A (%) 32
Z (%) 33
Hardness HBW 142

U21302 shape and dimensions

U21302 Round bar: 1mm-800mm
U21302 Square bar: 10mm * 10mm-600mm *600mm
U21302 Flat bar: Thickness:8mm-800mm Width:10mm to 1500mm
U21302 Sheet or Plate: Thickness:3mm-80mm Width:1.5mm to 1500mm
U21302 Strip or Coil: Thickness:0.1mm-3mm Width:1.5mm-1500mm
U21302 Forgings: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes

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