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ER 318


ER 318 material is AMS SFA-5.9/SFA-5.9M Bare Stainless Steel Welding Electrodes and Rods Bare Stainless Steel Welding Electrodes and Rods.

Chemical composition of ER 318, ER 318 mechanical properties, ER 318 datasheet, ER 318 equivalent grade, Heat treatment and temperature process of ER 318.


ER 318 property sheet

ER 318 Spec.

AMS SFA-5.9/SFA-5.9M
Bare Stainless Steel Welding Electrodes and Rods

Chemical Composition of ER 318

C: Max 0.08
Si: Max 1.00
Mn: Max 2.00
P: Max 0.045
S: Max 0.03
Ni: 13.00 15.00
Cr: 17.00 19.00
Al: Max Min
Cu: Max Min
Ti: Max Min
Fe: Max Min
N: Max Min
Mo: 1.75 2.75
V: Max Min

Mechanical Properties of ER 318

Rp0.2 (MPa) 282 (≥)
Rm (MPa) 593 (≥)
AKV (J) 32
A (%) 13
Z (%) 13
Hardness HBW 343

ER 318 shape and dimensions

ER 318 Round bar: 1mm-800mm
ER 318 Square bar: 10mm * 10mm-600mm *600mm
ER 318 Flat bar: Thickness:8mm-800mm Width:10mm to 1500mm
ER 318 Sheet or Plate: Thickness:3mm-80mm Width:1.5mm to 1500mm
ER 318 Strip or Coil: Thickness:0.1mm-3mm Width:1.5mm-1500mm
ER 318 Forgings: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes