Commander­ 7018 AI

AWS/SFA : A 5.1 : E 7018­AI

Application

For welding of 0.50% Mo and 0.50% Cr­ 0.50% Mo steels used in pressure vessels, boilers and pipelines. It gives excellent arc stability, arc smoothness and very easy slag removal. Weld metal X­ray quality.

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  • Chemical Composition
    • C MN SI S P Mo
    0.05­-.09 0.50­-0.90 0.25­-0.55 0.030 Max. 0.030 Max. 0.40-0.65
    • Mechanical Properties
      • YS UTS ELONG.%(L=4D) CVN IMPACT
      425-­520 N/mm² 510­-610 N/mm² 25-30 27°C 140-­200 J.
      • Welding Parameters
        • AC 70V / DC (+)
        SIZE (MM) CURRENT (AMP)
        2.50 x 350 60-90
        3.15 x 350 90-140
        3.15 x 450 100-140
        4.00 x 450 140-180
        5.00 x 450 190-250

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