ER5356 is an aluminum-magnesium alloy welding wire with a magnesium content typically between 4.5% and 5.5%. It is specifically designed for welding aluminum-magnesium alloys (such as the 5XXX series) and exhibits excellent corrosion resistance, particularly in marine environments. This welding wire is suitable for both MIG (Metal Inert Gas) and TIG (Tungsten Inert Gas) processes and is commonly used in shipbuilding, automotive parts, pressure vessels, and bicycle frames. Its typical tensile strength is approximately 240 MPa, with an elongation of not less than 17%. ER5356 requires the use of a shielding gas such as argon or helium to ensure weld quality.
| ER5356 Chemical Composition (Mass Fraction %) | ||||||||
| Si | Fe | Cu | Mn | Mg | ||||
| Standard value | ≤0.25 | ≤0.40 | ≤0.10 | 0.05～0.20 | 4.50-5.50 | |||
| Evaluation of welding wire composition | 0.007 | 0.12 | 0.02 | 0.088 | 4.854 | |||
| Cr | Zn | Ti | Al | |||||
| Standard value | 0.05~0.20 | ≤0.1 | 0.06～0.20 | Bal | ||||
| Evaluation of welding wire composition | 0.055 | 0.01 | 0.109 | Bal | ||||
- This compositional design gives it excellent corrosion resistance, especially in chloride-containing environments such as seawater.
| TYPICAL MECHANICAL PROPERTIES | |
| Undiluted Weld Metal | Maximum Value Up to: |
| Tensile Strength | 39,000 psi (269 N/mm2) |
| Yield Strength | 19,000 psi (131 N/mm2) |
| Elongation | 17% |
Precautions
- Storage Requirements: The welding wire should be sealed and stored in a dry environment to prevent moisture absorption, which could lead to porosity during welding.
- Deposition Efficiency: It has high deposition efficiency, relatively less spatter, and produces aesthetically pleasing welds.
- Standard Compliance: This welding wire complies with international and national standards such as AWS A5.10 and GB/T 10858.
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