Copper Bridge E71T-GS Self-Shielded Flux Cored Wire
DESCRIPTION
Copper Bridge E71T-GS is a thin-wire, single-pass self-shielded flux cored wire for all-position welding. It can be welded vertically and downward, with stable arc performance and smooth weld formation.
▶ AVAILABLE DIAMETERS
0.8, 0.9, 1.0, 1.2 mm (0.030, 0.035, 0.040, 0.045 in)
▶ PACKAGING
1.1 lb spool, 2.2 lb spool, 11 lb spool, 33 lb spool
▶ APPLICATIONS
Mainly used for welding thin plate lightweight structures.
▶ WELDING PROCESS
FCAW / Self-Shielded
▶ POLARITY
DCEN (DC−)
▶ WELDING POSITIONS
All position; vertical downward welding
CHEMICAL COMPOSITION OF DEPOSITED METAL (WT.%)
| Element | C | Mn | Si | P | S | Al |
| AWS | — | — | — | — | — | — |
| GB/T | — | — | — | — | — | — |
| Example value | 0.09 | 0.95 | 0.22 | 0.025 | 0.014 | 1.2 |
MECHANICAL PROPERTIES OF DEPOSITED METAL
| Property | Tensile /MPa | Yield /MPa | Elongation/% | Impact J/°C |
| AWS | ≥490 | — | — | — |
| GB/T | 490–660 | ≥390 | — | — |
| Example value | 545 | 460 | — | — |
RECOMMENDED WELDING PARAMETERS (DC−)
| Diameter/mm | Φ0.8 | Φ0.9 | Φ1.0 | Φ1.2 |
| Current/A | 80–150 | 80–150 | 80–150 | 80–220 |
| Voltage/V | 18–21 | 18–21 | 18–21 | 18–21 |
NOTES
1. Remove rust, oil stains, and moisture from welded parts before welding.
2. After unpacking, take moisture-proof measures and use the wire within 12 hours.
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