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MIG wire WURTH 4043 ALSI5
MIG solid wire made from AlSi5 aluminium alloy, silicon improves weld pool fluidity. Resistant to hot cracking and has a brighter surface than Mg-alloyed filler materials.
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Würth 4043 MIG welding wire is made from AlSi5 aluminium alloy and is suitable for welding AlSi and AlMg aluminium alloys. The silicon content improves weld pool fluidity. The weld metal is more resistant to hot cracking and has a brighter surface than magnesium alloy weld metals. The product is suitable for many industrial sectors, such as the automotive industry, mobile device manufacturing and shipbuilding. Not recommended for anodised materials.
- AlSi5 aluminium alloy solid wire for welding AlSi and AlMg aluminium alloys
- The silicon improves weld pool fluidity
- The weld metal is more resistant to hot cracking and has a brighter surface than magnesium alloy weld metals
- Not recommended for anodised materials
- Material no. 3.2245
Applications:
- All industrial manufacturing sectors, e.g. automotive industry, mobile device production, shipbuilding industry, aluminium sheets
AWS A5.10 ER4043
ISO 18273 S AI 4043A (AISi5)
Material no. 3.2245
Chemical analysis | |||||||
| Si | Fe | Cu | Mn | Mg | Zn | Ti | Be |
| 4.50 | max. | max. | max. | max. | max. | max. | max. |
| 6.00 | 0.60 | 0.30 | 0.05 | 0.05 | 0.10 | 0.15 | 0.0003 |
Mechanical properties, typical, clean welding material | |
| Tensile strength Rm (N/mm²) | ≥120 |
| Elongation % | ≥8 |
| Yield strength Rp 0.2 (N/mm²) | ≥40 |
AWS A5.10 ER4043
ISO 18273 S AI 4043A (AISi5)
Key applications:
For all industrial production fields, such as the automotive industry, mobile device production,
shipbuilding, aluminium sheets, etc.
Select RAL-colour code
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