If you are qualifying welder in accordance with ASME sec ix, Welder can weld with backing even if one is not qualified with backing, for Welder Qualification, Deletion of Backing is essential variable not addition of Backing.
Regards
Manpreet Singh
On Wed, Jan 26, 2011 at 4:32 PM, Fitria Rahman <t.chintaqa@gmail.com> wrote:
>
>
Hi expert
>How a welderqualified in a single full penetration joint without backing can also weld in ajoint with backing (double V or U) and vice versa in SMAW process? Can you puta specific section?
>
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The views expressed/exchnaged in this group are members personel views and meant for educational purposes only, Users must take their own decisions w.r.t. applicable code/standard/contract documents.
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