ER4043 Aluminum Welding Wire with 4.5-6.0% Silicon Content and 573-625°C Melting Point for TIG Applications
Price:
Negotiable
MOQ:
5 Kg
Delivery Time:
5-21 days
Brand:
Victory
Product Description
ER4043 Aluminum-Silicon Alloy Welding Wire
ER4043 is an aluminum-silicon alloy welding wire containing approximately 5% silicon, designed for superior welding performance with low temperature operation and excellent crack resistance.
Technical Specifications
| Parameter | Value |
|---|---|
| Silicon Content | 4.5-6.0% |
| Iron Content | ≤0.8% |
| Melting Point | 573-625°C |
| Base Material | Aluminum Balance |
Key Features
- Low melting point (573-625°C) reduces heat input and minimizes deformation risk
- Excellent fluidity ensures uniform, high-quality weld formation
- Enhanced corrosion resistance through silicon eutectic formation
- Reduced crack susceptibility with self-healing eutectic properties
- Strong resistance to hot cracking during welding operations
Applications
- Welding of 6000 series aluminum alloys including 6061
- 3000 and 2000 series aluminum alloy applications
- Cast aluminum welding for industrial components
- Railway locomotives, chemical processing, and food industry equipment
- TIG welding and gas welding of aluminum workpieces and castings
Technical Questions & Answers
What are the advantages of using ER4043 welding wire for welding?
ER4043 welding wire offers low melting point and excellent fluidity, which reduces welding crack risks and enhances weld corrosion resistance while minimizing heat-affected zone deformation.
What are the performance characteristics of ER4043 welding wire in welding joints?
Joints welded with ER4043 feature strong connection through eutectic silicon formation, though they exhibit reduced plasticity and uneven grain structure that may affect overall joint performance.
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Company
Changzhou Victory Technology Co., Ltd
Location
NO.32 West Taihu Road, Xinbei District, Changzhou, Jiangsu
Contact Person
Victory