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

    DNV&ABS
  • Certified Company

    ISO 9001:2008
  • R&D Production

    In China

ER 209


ER 209 material is AMS A5.9/A5.9M Bare Stainless Steel Welding Electrodes and Rods Bare Stainless Steel Welding Electrodes and Rods.

Chemical composition of ER 209, ER 209 mechanical properties, ER 209 datasheet, ER 209 equivalent grade, Heat treatment and temperature process of ER 209.


ER 209 property sheet

ER 209 Spec.

AMS A5.9/A5.9M
Bare Stainless Steel Welding Electrodes and Rods

Chemical Composition of ER 209

C: Max 0.12
Si: Max 0.30
Mn: Max 0.80
Cr: Max 19.00
Ni: Max 14.00
Mo: Max Min
Co: Max Min
W: Max Min
Al: Max Min
Cu: Max Min
Ti: Max Min
Fe: Max remaining
Nb: Max 1.60

Mechanical Properties of ER 209

Rp0.2 (MPa) 833 (≥)
Rm (MPa) 629 (≥)
AKV (J) 11
A (%) 23
Z (%) 13
Hardness HBW 133

ER 209 shape and dimensions

ER 209 Round bar: 1mm-800mm
ER 209 Square bar: 10mm * 10mm-600mm *600mm
ER 209 Flat bar: Thickness:8mm-800mm Width:10mm to 1500mm
ER 209 Sheet or Plate: Thickness:3mm-80mm Width:1.5mm to 1500mm
ER 209 Strip or Coil: Thickness:0.1mm-3mm Width:1.5mm-1500mm
ER 209 Forgings: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes