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								Posted on 04-11-2025							
						
						4043 AlSi5 (NG21) Aluminium Mig Welding Wire 
AWS A5.10 92 ER4043 EN 18273-S 2004 AL4043
Chemical Analysis (WT%)
Si 4.5-6.0
Fe 0.8
Cu 0.3
Zn 0.1
Ti 0.2
Al Bal
Parent Metals: AlMgSi (6000 series) alloys eg, 6063, 6082 cast alloys of aluminium silicon type. 
Welding Process: Mig 
Gas: Argon
Anodising: Poor 
Corrosion Resistance: Good (Depending on parent alloy)
| Diamter MM | 1.2 | 
|---|---|
| Reel Size KG | 7KG | 
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