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STAS/SR 3a

3a


3a material is Structural steel.

Chemical composition of 3a, 3a mechanical properties, 3a datasheet, 3a equivalent grade, Heat treatment and temperature process of 3a.

  • Tags: 3a,

3a property sheet

3a Spec.

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Chemical Composition of 3a

C 0.30-0.37
Si 0.17-0.37
Mn 0.40-0.80
P 0.025
S 0.025
Cr 0.90-1.20
Ni Max 0.30
Cu 0.30

Mechanical Properties of 3a

Rp0.2 (MPa) 716 (≥)
Rm (MPa) 126 (≥)
AKV (J) 14
A (%) 33
Z (%) 11
Hardness HBW 342

3a shape and dimensions

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

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