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  1. Weldzilla

    Sec 9. Welder vs Weld Qual (t) Ranges. Qw-451.1 & Qw403.6

    Hello All, Im looking at Sec 9 spec's and im getting conflicking information bases on Welder quals vs Weld procedure Quals on Thinkness Ranges. SO here goes, Qw-451.1 states Procedure Quals less than 1/16" is T to 2t. But Qw 403.6 States "Where T is less than 1/4" the range is (1/2t)( with no...

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