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GBT U21452

U21452


U21452 material is China structural steel and alloy steel.

Chemical composition of U21452, U21452 mechanical properties, U21452 datasheet, U21452 equivalent grade, Heat treatment and temperature process of U21452.


U21452 property sheet

U21452 Spec.

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Chemical Composition of U21452

C 0.42-0.50
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 U21452

Rp0.2 (MPa) 218 (≥)
Rm (MPa) 999 (≥)
AKV (J) 13
A (%) 31
Z (%) 43
Hardness HBW 321

U21452 shape and dimensions

U21452 Round bar: 1mm-800mm
U21452 Square bar: 10mm * 10mm-600mm *600mm
U21452 Flat bar: Thickness:8mm-800mm Width:10mm to 1500mm
U21452 Sheet or Plate: Thickness:3mm-80mm Width:1.5mm to 1500mm
U21452 Strip or Coil: Thickness:0.1mm-3mm Width:1.5mm-1500mm
U21452 Forgings: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes

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