Commander­ 309 L

AWS/SFA : A 5.4 : E 309L-­16

Application

For welding of AISI­309 & 309S type stainless steel casting. It is also suitable for joining dissimilar metals such as 18Cr­8 Ni stainless steel to mild steel and Clad steel.

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  • Chemical Composition
    • C Mn Si S P Cr Ni Mo Cu
    0.04 Max. 0.50­-2.50 0.30-0.90 0.030 Max. 0.04 Max. 22.0­-25.0 12.0-14.0 0.75 Max. 0.75 Max.
    • Mechanical Properties
      • UTS ELONG.% ((L=4xd) CVN IMPACT VALUES Temp.
      620-­720 N/mm² 35­-45 27°C 55-100 J.
      • Welding Parameters
        • AC / DC (+)
        SIZE (MM) CURRENT (AMP)
        2.50 x 350 60-80
        3.15 x 350 90-125
        4.00 x 350 100-140
        5.00 x 350 140-180

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