incomplete penetration procedures

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  • January 18, 2018 at 5:13 am #1778
    jez
    Spectator

    hi ppl.

    can anyone tell me if you can use a pqr which is qualified full pen welded both sides 10mm plate single v on a welded joint which is not full pen or welded both sides eg. shs or

    i do understand that there are joint id for incomplete penetration. its just on the job there not using a pqr that is for incomplete penetration.

    thanks

    jez

    January 19, 2018 at 1:11 pm #1777
    cassgazz
    Spectator

    The procedure should be requalified for partial penetration for several reasons:
    1/ The root face has obviously been increased.
    2/ The weld preparation shape has been changed.
    3/ The required depth of penetration has not been proven by macro.

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