[MW:1328] Re: Longitudinal weld Seam

Long seams should be staggered by atleast by 5 times the thickness of the thicker plate or else the longitudinal joints are to be radiographed 4 inch in each side of each circumferential welded intersection.

Regards

Aarpee

 

On 11/21/08, carlos oliveros <carlosoliveros@terra.com> wrote:

Dears Friends

I have a case about  seam welded pipes(30") are joinded by butt welding, but the longitudinal weld seams are positioned 1" distance, what is the distance acceptable, ASME B31.3 CODE CONSTRUCTION.

Codes PIP PNSC0001, ACCEPTABLE 1" O 30 Degrees apart.

Regards

carlos oliveros

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