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ASTM 634


ASTM 634 material is ASTM634.

Chemical composition of ASTM 634, ASTM 634 mechanical properties, ASTM 634 datasheet, ASTM 634 equivalent grade, Heat treatment and temperature process of ASTM 634.


ASTM 634 property sheet

ASTM 634 Spec.

Chemical Composition of ASTM 634

C: 0.10 0.15
Si: Max 0.50
Mn: 0.50 1.25
P: Max 0.04
S: Max 0.03
Cr: 15.0 16.0
Ni: 4.00 5.00
Mo: 2.50 3.25
N: 0.07 0.13

Mechanical Properties of ASTM 634

Rp0.2 (MPa) 788 (≥)
Rm (MPa) 729 (≥)
AKV (J) 12
A (%) 34
Z (%) 31
Hardness HBW 434

ASTM 634 shape and dimensions

ASTM 634 Round bar: 1mm-800mm
ASTM 634 Square bar: 10mm * 10mm-600mm *600mm
ASTM 634 Flat bar: Thickness:8mm-800mm Width:10mm to 1500mm
ASTM 634 Sheet or Plate: Thickness:3mm-80mm Width:1.5mm to 1500mm
ASTM 634 Strip or Coil: Thickness:0.1mm-3mm Width:1.5mm-1500mm
ASTM 634 Forgings: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes