ER70S-3 Spools Carbon Steel Welding Wire Blue Demon

ER70S-3 is a general purpose MIG wire suitable for many carbon steel welding applications. It is a silicon and manganese deoxidized wire making it excellent for general fabrication. This product requires a shielding gas.

Typical Applications • General fabrication • Metal furniture • Sheet metal • Ornamental iron fabrication • Farm equipment • Auto frames

AWS Specification AWS A5.18/A5.18M:2007 AWS Classification ER70S-3

Welding Current for MIG process DCEP (Electrode Positive, Reverse Polarity)

Typical Wire Chemistry with 100% CO2 shielding gas C 0.06 - 0.15 Mn 0.90 - 1.40 Si 0.45 - 0.75 P 0.025 S 0.035 Ni 0.15 Cr 0.15 Mo 0.15 V 0.03 Cu 0.50

Typical Wire Chemistry with Argon + 20% CO2 shielding gas C 0.08 Si 0.45 Mn 1.06 P 0.014 S 0.01

Typical Mechanical Properties (As Welded) with 100% CO2 shielding gas Yield Strength, ksi 62 Tensile Strength, ksi 75 Elongation%, min 33

Typical Mechanical Properties (As Welded) with Argon + 20% CO2 shielding gas Yield Strength, ksi 63 Tensile Strength, ksi 78 Elongation%, min 30

Welding Positions

F,V,OH,H

Available Diameters MIG and suggested Operating Range in Amps .023" 35 - 70 .030" 50 -120 .035" 50 - 140 .045" 70 - 350 1/16" 120 - 450

Available Diameters TIG .035", .045", 1/16", 3/32", 1/8" & 5/32"