Austarc® 77 Iron Powder Hydrogen-Controlled Electrodes – 3.2mm, 5kg Pack (7732)
The Austarc® 77 3.2mm electrode is a premium iron powder, hydrogen-controlled welding rod designed for critical heavy steel applications. It delivers smooth arc performance, high ductility, and X-ray quality welds, with impact resistance in sub-zero temperatures down to -50°C. Ideal for repair, maintenance, and fabrication of heavy plate and highly restrained components, it ensures strong, reliable welds in demanding industrial environments.
Key Features
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Hydrogen-controlled for low diffusible hydrogen
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Iron powder-enhanced for high deposition rate and smooth running
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X-ray quality welds with superior ductility
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Suitable for AC and DC welding
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Works in sub-zero conditions down to -50°C
Typical Applications
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Turbines, heavy girders, and pressure vessels
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Pipe spooling and on-site maintenance
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Earth-moving, mining, and petrochemical equipment
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Industrial repair, structural steel, and fabrication projects
Specifications
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Diameter: 3.2 mm
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Pack Size: 5 kg
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Welding Positions: All positions except vertical down
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Sub-Zero Capability: -50°C impact resistant
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Power Source Compatibility: AC/DC
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Part Number / SKU: 7732



