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question about cast iron

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    Guest started a topic question about cast iron

    question about cast iron

    what size nickel rod do I use to weld 1/8 " cast iron

  • swyman
    replied
    don't forget to pre and post heat! Very important!!

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  • metal-doctor
    replied
    Seen your question earlier but our internet has been acting up so couldn't reply. I would use a 1/8 rod & start at about 60 amps. & do short welds. Peen with chipping hammer while waiting to run next section. Hope this helps.

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