Smooth running basic type iron powder electrode used for all positional welding except vertical down. This electrode is used where the highest standards are required. Weld features include high ductility, x-ray quality and sub zero temperature impact to -50°C.
Austarc 77
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Technical Data
Typical All Weld metal chemical Analysis
C: 0.05
Mn: 1.28
Si: 0.30
S: 0.011
P: 0.022
Fe: Bal
Typical All weld metal Mechanical Analysis
Yield Stress; 455 MPa
Tensile Strength: 24%
CVN Impact Values: 123J @ -50°C
Applications
For critical welding applications including repair and maintenance of heavy plate and highly restrained work pieces such as penstocks, turbines, pressure vessels, heavy girders, earth moving plants etc.