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Recent content by Fairbanks

  1. Fairbanks

    Question: High Strength Weld Procedure for 4330?

    Greetings All, I am new here and very happy to have found this forum. I need to weld 1.25 inch O.D. threaded couplings to 1.25 inch O.D., 0.12 inch wall thickness pipe. Both pipe and couplings are 4330. The finished sections will be screwed together to form a drilling rod that will be used...

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