Welding wire is a metallic material used to add to the weld during the welding process. They come in various types and compositions, such as ERNiCrMo-3, ERNiCrFe-7, ERNiCu-7, etc. These welding wires are widely used in welding processes in different fields, including aerospace, automobile manufacturing, chemical industry, etc.
Each welding wire offers unique properties and benefits, such as corrosion resistance, high temperature strength and oxidation resistance. Choosing the right welding wire is crucial to achieving a high-quality welding connection. They ensure the reliability, strength and durability of welded joints and maintain stability under various environmental conditions.
By correctly selecting the right welding wire, welding operators can meet specific welding needs and increase productivity. Whether you are welding high-alloy steels, stainless steels, nickel alloys, or other materials, selecting the appropriate welding wire ensures weld quality, process controllability, and end product performance.
C | Si | Mn | Cr | P | Ni |
≤0.01 | ≤0.2 | ≤0.5 | 22.0-24.0 | ≤0.015 | Rem |
Al | Mo | Fe | Cu | S | Co |
0.10-0.40 | 15.0-16.50 | ≤0.5 | ≤0.1 | <0.01 | <0.20 |
Typical Welding Parameters | |||||
Diameter | Process | Volt | Amps (flat) | Amps (V/OH) | |
inch | (mm) | ||||
0.035 | 0.9 | GMAW | 26-29 | 150-190 | Spray Transfer 100% Argon |
0.045 | 1.2 | GMAW | 28-32 | 180-220 | Spray Transfer 100% Argon |
1/16 | 1.6 | GMAW | 29-33 | 200-250 | Spray Transfer 100% Argon |
1/16 | 1.6 | GTAW | 14-18 | 90-130 | 100% Argon |
3/32 | 2.4 | GTAW | 15-20 | 120-175 | 100% Argon |
1/8 | 3.17 | GTAW | 15-20 | 150-220 | 100% Argon |
Tensile Strength | 109 Ksi | 790 MPA |
Yield Strength | 68 Ksi | 470 MPA |
Elongation | 40-45% | |
Density g/cm3 | 8.60 g/cm3 | |
Melting Point ℃ | 1300-1360℃ | |
Coefficient of Expansion. 21-93 Co, μm/m * Co | 11.90 |
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