Washington Alloy, TB 4043 08, Aluminum Filler Metal, ER4043; 3/16 in; 36 in; 29,000 psi

ER4043 (commonly referred to as AISi5) is a 5% silicon aluminum filler metal that is available in spools or cut lengths for MIG or TIG processes. This alloy is recommended for welding 3003, 3004, 5052, 6061, 6063 and casting alloys 43, 355, 356 and 214. Washington Alloy 4043 has a melting range of 1065- 1170°F and a density of .097 Ibs/cu.in. The post-anodizing color tint is gray. Tensile strength average is 29,000 psi.

• Alloy: ER4043
• Silicon Content: 4.5-6.0%
• Titanium Content: 0.20% max
• Iron Content: 0.80% max
• Zinc Content: 0.10% max
• Manganese Content: 0.05% max
• Copper Content: 0.30% max
• Aluminum Content: Balance
• Size: 3/16 in.
• Weight: 10 lb
• Material: Aluminum
• Tensile Strength: 29,000 psi
• Melting Range: 1065-1170 F
• Density: 0.097 lbs/cu in
• Length: 36 in
• Recommended Base Metals: 3003, 3004, 5052, 6061, 6063, 43, 355, 356, 214
• Product Standard: AWS A5.10 ER4043

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