Re: [MW:9926] min. distance between two circumferential welds

 

 Hi,

Considering the heat affected zone , It has been fixed as a thumb rule  4times of pipe thickness .

There are no specific code  as for as my knowledge. 

 

 

With regards

 

 

T.Mahendran,

Tabouk - KSA,

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From: Zakaria ghrab <zakaria.ghrab@gmail.com>
To: materials-welding@googlegroups.com
Sent: Fri, February 18, 2011 1:21:15 PM
Subject: Re: [MW:9924] min. distance between two circumferential welds

Hi,

i have same problem in last project, power piping process .According B31.1, we don't found information,  we get approbation from engineering.

2011/2/18 shankar k <shankark.qc@gmail.com>

hi,

can anybody exlain what is the distance between two circumferential butt joints ?  we are welding 5" pipeline joints of A53 Gr.B

 

shankar

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GHRAB Zakaria

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