Harris Products Group, 3ALB250, TIG Welding Alloy, Aluminum Bronze A2, Corrosion Resistant, ANSI/AWS A5.7

Aluminum bronze-A2 TIG (GTAW) is a versatile filler metal used for joining aluminum bronze base metals, welding brass, steel and a variety of dissimilar metal applications. It is often used to protect parts exposed to salt water and certain acidic conditions. Conforms to ANSI/AWS A5.7 & ASME SFA 5.7 ERCuAl-A2.

Features

• Use with 100% Argon or 25/75% Argon/Helium shielding gas mixture
• This strong and tough alloy provides exceptional corrosion and wear resistance
• Conforms to ANSI/AWS A5.7 & ASME SFA 5.7 ERCuAl-A2
• Designed for joining aluminum bronze base metals, welding brass, steel and a variety of dissimilar metals
• Pre-heat is generally not required unless welding high copper content base metals
• Typical applications include overlays on shafts, propellers, housings, couplings, bushings, valve seats and pumps
• Often used in marine hardware exposed to salt water and other acidic conditions

• Yield Strength: 35,000 psi
• Tensile Strength: 79,000 psi
• Elongation: 28%
• Brinell Hardness: 140 HB
• Melting Point: 1915F (1046 C)
• Material: Aluminum Bronze A2
• Aluminum Content: 8.0-11.0%
• Copper Content: Balance
• Iron Content: 1.5% max
• Silicon Content: 0.10% max
• Lead Content: 0.02% max
• Zinc Content: 0.02% max
• Other Elements: 0.50% max
• Shielding Gas: 100% Argon, 25/75% Argon/Helium
• Compliance: ANSI/AWS A5.7, ASME SFA 5.7 ERCuAl-A2
• Weight: 1.03 lbs

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