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ER70S-2

Class: ER70S-2

AWS: A5.18

Conforms to Certification: AWS A5.18       ASME SFA A5.18

Weld Process Used for Tig (GTAW)

AWS Chemical Composition Requirements
C = 0.07 max Ni = 0.15 max Cu = 0.50 max
Mn = 0.90 – 1.40 Cr = 0.15 max Ti = 0.05 – 0.15
Si = 0.40 – 0.70 Mo = 0.15 max Zr = 0.02 – 0.12
P = 0.025 max V = 0.03 max Al = 0.05 – 0.15
S = 0.035 max

Available Sizes
.035 X 36
.045 X 36
1/16 X 36
3/32 X 36
1/8 X 36
5/32 X 36

Application
Type ER70S-2 is a triple deoxidized steel welding wire for tig and mig welding applications.

For Tig welding use 100% Argon

Deposited Chemical Composition % (Typical)
C = 0.05 P = 0.012 Al = 0.09
Mn = 1.15 Ti = 0.06 Cu = 0.35
Si = 0.45 S = 0.012 Zr = 0.04

 

Deposited All Weld Metal Properties % (As Welded) 
Tensile Strength 74,800 psi
Yield Strength 62,000 psi
Elongation 24%

Deposited Charpy-V-Notch Impact Properties %
45 ft. lbs. (at -20ºF)