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  1. VAWELDER

    Filler Matrl..NEED HELP.ASAP!!

    Need info on welding rods.Built lifting attachment to weld to econimizer tube out of 3" carbon steel angle ironand an eye bolt .Tube bundle weighs 5000 lbs and is 1 1\4 chrome(8018).It was welded with 2 1\4 chrome(9018).Right filler rod or not?
  2. VAWELDER

    Comb-Cyc.Tube Repair

    With the rush of combined cycle units to our area,I was wondering if anyone had any suggestions on how the tube failure's will be delt with.Being they are in a bundle setup,tube to header,how will you repair or isolate tube failure.I have heard several idea's,none too convincing.Such as cutting...
  3. VAWELDER

    P-22 to Carbon Dissimilar weld.

    We have a dissimilar weld to make,P-22(2-1/4) to carbon steel.Suggested was to butter carbon with P-11(1-1/4) then weld to P-22.Is that correct?It sounded like a downgrade.If you qualified procedure could you weld P-22 direct to carbon.
  4. VAWELDER

    90 chrome,(9015-B9)Weld Stress

    Does anyone have info on 90 Chrome matirial?In question is heat input,joules per in.10"through 30",9015-B9 filler matrl.to P91 pipe. sch.160XX tig root,hotpass,stick out.We are using one pass of 1/8 welding rod before going to 5/32 to fill quicker.These joints are 1 1/2"to...

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