High quality special steel supplier.Old rev.
  • Certified Company

    DNV&ABS
  • Certified Company

    ISO 9001:2008
  • R&D Production

    In China

X9940


X9940 material is Australia Structural steel.

Chemical composition of X9940, X9940 mechanical properties, X9940 datasheet, X9940 equivalent grade, Heat treatment and temperature process of X9940.


X9940 property sheet

X9940 Spec.

Related Materials

Chemical Composition of X9940

C 0.36-0.44
Si 0.10-0.35
Mn 0.45-0.70
P 0.04
S 0.04
Cr 0.50-0.80
Ni 2.30-2.80
Mo 0.45-0.65

Mechanical Properties of X9940

Rp0.2 (MPa) 954 (≥)
Rm (MPa) 159 (≥)
AKV (J) 32
A (%) 14
Z (%) 44
Hardness HBW 132

X9940 shape and dimensions

X9940 Round bar: 1mm-800mm
X9940 Square bar: 10mm * 10mm-600mm *600mm
X9940 Flat bar: Thickness:8mm-800mm Width:10mm to 1500mm
X9940 Sheet or Plate: Thickness:3mm-80mm Width:1.5mm to 1500mm
X9940 Strip or Coil: Thickness:0.1mm-3mm Width:1.5mm-1500mm
X9940 Forgings: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes