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

    DNV&ABS
  • Certified Company

    ISO 9001:2008
  • R&D Production

    In China

309S


309S material is CNS G3067 Stainless steel bars CNS G3077 Stainless steel wire rods CNS G3076 Stainless steel wires Stainless steel wire rods.

Chemical composition of 309S, 309S mechanical properties, 309S datasheet, 309S equivalent grade, Heat treatment and temperature process of 309S.


309S property sheet

309S Spec.

CNS G3067
Stainless steel bars
CNS G3077
Stainless steel wire rods
CNS G3076
Stainless steel wires

Chemical Composition of 309S

C: Max 0.08
Si: Max 1.00
Mn: Max 2.00
P: Max 0.045
S: Max 0.030
Ni: 12.00 15.00
Cr: 22.00 24.00
Mo: Max Min

Mechanical Properties of 309S

Rp0.2 (MPa) 657 (≥)
Rm (MPa) 533 (≥)
AKV (J) 34
A (%) 22
Z (%) 13
Hardness HBW 223

309S shape and dimensions

309S Round bar: 1mm-800mm
309S Square bar: 10mm * 10mm-600mm *600mm
309S Flat bar: Thickness:8mm-800mm Width:10mm to 1500mm
309S Sheet or Plate: Thickness:3mm-80mm Width:1.5mm to 1500mm
309S Strip or Coil: Thickness:0.1mm-3mm Width:1.5mm-1500mm
309S Forgings: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes