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

    DNV&ABS
  • Certified Company

    ISO 9001:2008
  • R&D Production

    In China

309H


309H material is UNS SAE J 405 (1998) Chemical compositions of SAE wrought stainless steels Chemical compositions of SAE wrought stainless steels.

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


309H property sheet

309H Spec.

UNS SAE J 405 (1998)
Chemical compositions of SAE wrought stainless steels

Chemical Composition of 309H

C: Max 0.08
Si: Max 0.75
Mn: Max 2.00
P: Max 0.045
S: Max 0.030
Cr: 22.0 24.0
Ni: 12.0 15.0

Mechanical Properties of 309H

Rp0.2 (MPa) 551 (≥)
Rm (MPa) 826 (≥)
AKV (J) 14
A (%) 11
Z (%) 42
Hardness HBW 422

309H shape and dimensions

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