Copper Bridge ER3o8L Low-Carbon Stainless Wire
DESCRIPTION
Copper Bridge ER3o8L is an ultra-low-carbon stainless steel gas-shielded solid wire. Its weld metal has low carbon and strong intergranular-corrosion resistance，along with strong mechanical properties.
▶ AVAILABLEDIAMETERS
MIG:0.030,0.035,0.040, 0.045,0.055, 1/16in
TIG: 0.079, 3/32, 1/8, 5/32, 3/16 in
MIG:0.8,0.9, 1.0, 1.2, 1.4, 1.6 mm
TIG: 2.0, 2.5, 3.2,4.0, 5.0 mm
▶ PACKAGING
2.2 ib spool, 11 Ib spool, 33 Ib spool
▶ APPLICATIONS
Mainly used for welding ultra-low-carbon 18% Cr-8%Ni stainless steel,widely used in petrochemical industry and pressure vessels.
▶ WELDING PROCESS
GMAW/GTAW
▶ POLARITY
DCEP(MIG)/ DCEN or DC+by process
▶ WELDING POSITIONS
All position
CHEMICAL COMPOSITION OF DEPOSITED METAL(WT.%)
| Element | C | Mn | Si | Cr | Ni | Mo |
| AWS Requirement | ≤0.03 | 1.0-2.5 | 0.30-0.65 | 19.5-22.0 | 9.0-11.0 | ≤0.75 |
| Copper Bridge Typica | 0.025 |
MECHANICALPROPERTIES OF DEPOSITEDMETAL
| Property | Requirement | Example value |
| Tensile Strength | GB-T 2510 MPa(74 ksi) | 566 MPa (82 ksi) |
| Elongation | GB-T≥25% | 41% |
RECOMMENDED WELDING PARAMETERS
| Diameter | Current (A) | Voltage (V) | Speed (mm/min) |
| 0.030 in (0.8 mm) | 70-150 | 22-30 | 250-450 |
| 0.040 in (1.0 mm) | 100-200 | 22-30 | 250-450 |
| 0.045 in(1.2 mm) | 120-300 | 22-30 | 250-450 |
NOTES
1. Generally use Ar + (1%-5%) O2 gas protection, at about 20-25 L/min.
2. Remove rust, oil stains,and moisture from the welded parts before welding.
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