ER312 stainless steel wire is primarily used for welding stainless steels to mild steels.  It can also be used for welding high strength steels.

AWS Specification           
AWS A5.9

AWS Classification           
ER312

Welding Current
DCEP (Electrode Positive)

Typical Wire Chemistry
C         0.012
Si        0.44
Mn       1.64
Ni        8.90
Cr        29.60

Typical Mechanical Properties (As Welded)
Tensile Strength, psi            109,500
% Elongation in 2"                25

Welding Positions
All positions

Shielding Gas
Ar or Ar CO₂ mix

Available Diameters
.023", .030", .035", & .045" - GMAW
.035", .045", 1/16", 3/32", & 1/8" - GTAW

Operating Range In Amps
.023"   35 - 70
.030"   50 - 100
.035"   100 - 150
.045"   150 - 200

Back to Product Menu