Wednesday, January 2, 2019

Re: Re: [MW:28853] Re: Calculation for root gap according to tihckness of pipe

Dear, 

cherry picking section IX, which is never mentioned?

nothing mentioned? but it directs and also clears for branch connections.

More over its just a broad understanding of joint designs as per ASME B 31.3, 1 and B 16.25, which states in alignment (a) Circumferential Welds (1) Inside surfaces of components at ends to be joined in girth or miter groove welds shall be aligned within the dimensional limits in the WPS and the engineering design.

A broad understanding with easy go, but still its a designer / welding engineers choice.

Thanks.

Regards,
Mohamed Muneeb Mahaboob
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Date: 2019-01-02 11:37
Subject: Re: [MW:28851] Re: Calculation for root gap according to tihckness of pipe
Dear Mohd,
There is nothing mentioned in ASME IX or B31.3 codes regarding the gap calculation. It completely depends on the WPS/PQR.



On Tue, Jan 1, 2019 at 2:38 PM Mohd Siraj <mohd52100@gmail.com> wrote:
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Root gap is  not depend on pipe size or thickness,indeed it is based on process to be used for welding.
GTAW-4-5mm
SAMW-3.5-4.5mm
SAW-1.5-2.5mm

On Friday, July 22, 2011 at 2:17:46 PM UTC+3, abhishek ojha wrote:

Dear Expert,

Kindly guide me how to calculate root gap according tihckness of pipe of different /same dia.(different tickness but same dia)


Thanks & Regards,

 

Abhishek Ojha


 Engineer- Construction 


cid:image001.gif@01CA0B94.B49995B0

 

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Thanks & Regards
Hisham Al. Mohammad
Welding Engineer & QA/QC Engineer
Mob: +971 56 433 7326 & +971 52 667 9935

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