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GBT A20378

A20378


A20378 material is China structural steel and alloy steel.

Chemical composition of A20378, A20378 mechanical properties, A20378 datasheet, A20378 equivalent grade, Heat treatment and temperature process of A20378.


A20378 property sheet

A20378 Spec.

Related Materials

Chemical Composition of A20378

C 0.34-0.41
Si Max 0.40
Mn 0.50-0.80
P 0.035
S 0.035
Cr 0.20-0.40
B 0.0005-0.0035
Al 0.02

Mechanical Properties of A20378

Rp0.2 (MPa) 659 (≥)
Rm (MPa) 293 (≥)
AKV (J) 13
A (%) 11
Z (%) 44
Hardness HBW 414

A20378 shape and dimensions

A20378 Round bar: 1mm-800mm
A20378 Square bar: 10mm * 10mm-600mm *600mm
A20378 Flat bar: Thickness:8mm-800mm Width:10mm to 1500mm
A20378 Sheet or Plate: Thickness:3mm-80mm Width:1.5mm to 1500mm
A20378 Strip or Coil: Thickness:0.1mm-3mm Width:1.5mm-1500mm
A20378 Forgings: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes

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