Thursday, January 5, 2012

Re: [MW:13422] under ground pipeline leak testing method during hydro test

Dear
 
Using  dead weight tester 
 
First theoritical volume of water to be calculated
 
Filling and stabilization at  half  of  volume
 
air content calculation etc to be calculated
 
After  gradual increase of pressure and 24 Hours holding required
 
Regards
Rajesh
 
 
 
 
 
 
 
 

--- On Thu, 1/5/12, mohd.qce <mohd52100@gmail.com> wrote:

From: mohd.qce <mohd52100@gmail.com>
Subject: [MW:13416] under ground pipeline leak testing method during hydro test
To: "Materials & Welding" <materials-welding@googlegroups.com>
Date: Thursday, January 5, 2012, 5:49 AM

Dear experts,

Can any one give good and efficient method of underground(buried) pipe
line leak testing method during hydrotest?

Pipe:        API 5L Gr 52 MS PSL-2.
Length :    Two section 50km+50km (2500 joints approx each section).
Test pressure : 73.25 bar.

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