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  • Users: banaeian
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  1. banaeian

    T joint Fillet weld without backing gas

    Hello guys, I have a couple of questions. 1- Is that necessary to apply the backing gas for root of T joint fillet welds of stailess Steel materials? 2- Considering ASME IX, is that possible to use GTAW approved WPS qualified with backing gas for a T joint fillet weld, without backing gas? Or...
  2. banaeian

    Min distance between circ seams weld

    Hi, Is anybody knows what is the minimum allowable distance between girth welds in pressure vessel or piping fabrication for carbon steel and stainless steel? Based on ASME code or engeineering practice. THX
  3. banaeian

    Using inconel 625 filler rods to avoiding PWHT

    Is that possible to use Ni base alloy filler rod for joining Carbon Steel (SA106 B) spools in PWHT condition and avoid PWHT of joints,In Sour services? Nace MR 0175 to be considerd.

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