● General construction
● Pressure vessels and tubes
● Sheet metal applications
● Root pass pipe welding







ASME SFA-5.18 AWS A5.18 ER70S-2


● Copper coated GTAW solid wire for mild steels
● Use with 100% Ar shielding gas
● Embossed on each end for easy alloy identification
● Produces high X-ray quality welds with excellent surface conditions and high toughness value.
MERIT® JG™-52 |
C |
Si |
Mn |
S |
P |
Cu |
AWS Requirements |
≤0.07 |
0.40-0.70 |
0.90-1.40 |
≤0.035 |
≤0.025 |
≤0.50 |
Typical value |
0.06 |
0.49 |
1.11 |
0.008 |
0.015 |
0.11 |
MERIT® JG™-52 |
Condition |
Shielding Gas |
Yield Strength |
Tensile Strength |
Elongation |
CVN Impact J@-30°C |
AWS Requirements |
As-welded |
100%Ar |
≥400 |
≥480 |
≥22 |
≥27 |
Typical value |
450 |
535 |
29 |
180 |
1.6×1000mm, 2.0×1000mm, 2.4×1000mm, 3.2×1000mm, 4.0×1000mm
STANDARD PACKAGING
Plastic Tube: 5KG, 10KG
* Please contact your local LINCOLN ELECTRIC® sales office for alternative types of packaging.
Diameter x Length (mm x mm) |
1.2x1000 |
1.6x1000 |
2.0x1000 |
2.4x1000 |
3.2x1000 |
4.0x1000 |
Current Range(A) |
120-180 |
140-200 |
160-240 |
180-260 |
220-280 |
240-300 |


