
Milestone Co6‑G is a general‑purpose Co‑Cr‑W gas‑shielded hardfacing welding wire, conforming to AWS A5.21 ERCoCr‑A (Stellite 6 type). It is designed for high‑temperature, abrasive, corrosive and impact loading conditions.
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Hardness: HRC 40–46
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Heat resistance: stable up to 800°C
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Properties: excellent wear resistance, impact resistance, anti‑galling, cavitation resistance & high‑temp corrosion resistance
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Process: suitable for MIG/MAG, plasma welding; stable arc, low spatter, smooth bead, good machinability
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Applications: valve seats, engine valves, pump shafts, forging dies, hot shear blades, extruder screws, mining wear parts