Super Arc® LA-75 is a premium copper coated, low alloy MIG wire certified to meet 80,000 psi (552 MPa) minimum tensile strength. Optimal mechanical properties are achieved with a 98-95% argon, 2-5% oxygen shielding gas blend. Can be welded with 90% argon, 10% carbon dioxide gas blend, as well as 75% argon, 25% carbon dioxide mixture. Charpy V-Notch impact testing meets or exceeds 20 ft. lbs. (27 J) at -50°F (-46°C). Provides best weld deposit with atmospheric corrosion resistance for ASTM A588 weathering steels.

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