Thursday, October 22, 2015

Re: [MW:23774] Qualification of welders

Dear Mervin,

ASME P1 qualified welders can weld ASME P4 without further welder test.

K M Jijilal




K.M. JIJILAL


On 21 October 2015 at 09:18, 'mervin dio' via Materials & Welding <materials-welding@googlegroups.com> wrote:
Dear members


I have some question about the welders qualification because in our project the welders is qualified to carbon steel materials. He can weld to higher P-No like P4. As per asme QW 423.1 he is qualifiy to weld. Pno is essential variables to Welders. Can you please give me some information about this.


Regards

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