Welding wire is a vital metal material that plays a key role in filling the weld seam and achieving welding connections during the welding process. There are many different types of welding wires available on the market, such as ERNiCrMo-3, ERNiCrFe-7, ERNiCu-7, etc. Each welding wire has a unique chemical composition and welding characteristics.
These welding wires are widely used in welding processes in various industries. They offer outstanding performance advantages such as corrosion resistance, high temperature strength and oxidation resistance to meet the requirements of various industrial needs. By choosing the right welding wire, we can ensure the quality, strength and reliability of our welded joints.
Proper selection of the right welding wire is crucial to achieving high-quality welding. Depending on the type of welding material, welding conditions and specific requirements required, selecting the appropriate welding wire can improve the efficiency and success rate of the welding process and ensure that the quality of the final welded connection meets expectations. Therefore, when undertaking a welding project, careful selection of the appropriate welding wire is an important step in ensuring welding quality and 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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