Underground lines shall be hydro tested for a time duration of min 24 hrs by using pressure and temperature recorders so that any drop in pressure if noted can be evaluated if its due to temperature variation or due to leakage, this should be a procedure accepted with agreement of the client.
-- Regards
On Thu, Jan 5, 2012 at 2:49 PM, mohd.qce <mohd52100@gmail.com> wrote:
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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