SOLID WIRE FOR MIG WELDING
IDENTIFICATION
GM 811, ERNiCu7
CLASSIFICATION
AWS/SFA 5.14 ERNiCu7, DIN 1736 SG – NiCu30MnTi (2.4377)
DESCRIPTION
Nickel base filler wire suitable for joining and surfacing of Nickel Copper –clad steels. The welds are of X-ray/radiographic quality. Mn & Ti are added for refinement and for suppressing porosity.
CHEMICAL ANALYSIS (RANGE) %
| C | Mn | Si | S | P | Al | Fe | Ni | Cu | Ti |
| 0.15 max | 4.0 max | 1.25 max | 0.015 max | 0.02 max | 1.25 max | 2.50 max | 62.0 - 69.0 | Balance | 1.5 - 3.0 |
MECHANICAL PROPERTIES (RANGE)
| TS (N/mm²) | EL (%) (L=4D) |
| 480 - 580 | 30 - 40 |
TYPICAL APPLICATIONS
WELDING INSTRUCTIONS
Clean thoroughly the welding area / zone. Vee angle of the butt joint should be 70ºC.
SHIELDING GAS : Pure Argon 99.99% plus back purging
PACKING PARAMETERS
| Size (mm) | Weight / Spool (kg) |
| 0.8 | 12.5 |
| 1 | 12.5 |
| 1.2 | 12.5 |
