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

    DNV&ABS
  • Certified Company

    ISO 9001:2008
  • R&D Production

    In China

A 959 S31266


A 959 S31266 material is SAE ASTM A 959 Specifying harmonized standard grade compositions for wrought stainless steels Specifying harmonized standard grade compositions for wrought stainless steels.

Chemical composition of A 959 S31266, A 959 S31266 mechanical properties, A 959 S31266 datasheet, A 959 S31266 equivalent grade, Heat treatment and temperature process of A 959 S31266.


A 959 S31266 property sheet

A 959 S31266 Spec.

SAE ASTM A 959
Specifying harmonized standard grade compositions for wrought stainless steels

Chemical Composition of A 959 S31266

C: Max 0.030
Si: Max 1.00
Mn: 2.00 4.00
P: Max 0.035
S: Max 0.02
Cr: 23.0 25.0
Ni: 21.0 24.0
Mo: 5.00 7.00
Cu: 0.50 3.00
N: 0.35 0.60
W: 1.00 3.00

Mechanical Properties of A 959 S31266

Rp0.2 (MPa) 689 (≥)
Rm (MPa) 448 (≥)
AKV (J) 22
A (%) 13
Z (%) 34
Hardness HBW 111

A 959 S31266 shape and dimensions

A 959 S31266 Round bar: 1mm-800mm
A 959 S31266 Square bar: 10mm * 10mm-600mm *600mm
A 959 S31266 Flat bar: Thickness:8mm-800mm Width:10mm to 1500mm
A 959 S31266 Sheet or Plate: Thickness:3mm-80mm Width:1.5mm to 1500mm
A 959 S31266 Strip or Coil: Thickness:0.1mm-3mm Width:1.5mm-1500mm
A 959 S31266 Forgings: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes