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GBT U21402

U21402


U21402 material is China structural steel and alloy steel.

Chemical composition of U21402, U21402 mechanical properties, U21402 datasheet, U21402 equivalent grade, Heat treatment and temperature process of U21402.


U21402 property sheet

U21402 Spec.

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Chemical Composition of U21402

C 0.37-0.44
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 U21402

Rp0.2 (MPa) 343 (≥)
Rm (MPa) 867 (≥)
AKV (J) 22
A (%) 43
Z (%) 33
Hardness HBW 311

U21402 shape and dimensions

U21402 Round bar: 1mm-800mm
U21402 Square bar: 10mm * 10mm-600mm *600mm
U21402 Flat bar: Thickness:8mm-800mm Width:10mm to 1500mm
U21402 Sheet or Plate: Thickness:3mm-80mm Width:1.5mm to 1500mm
U21402 Strip or Coil: Thickness:0.1mm-3mm Width:1.5mm-1500mm
U21402 Forgings: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes

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