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Technical Discussions
Mardjan yousefi
Mardjan yousefi
03:37 Sep-17-2005
UT/RT inspection of butt fusion welds in PVC pipe

We are a group of employees of National iranian Gas
company(N.IG.C).Polyethylene pipes are used in the gas distribution
system of Iran and we are seeking to provide coupler for electrofusion
joints.Our main problem is joint inspection.Please kindly let us know
the answer of the following questions:

1-what are the oinspection methods for electrofusion joints and which
one is preferred?

2-Does NDT "non destructive test"method exist for joint inspection and
if so,what are the equipments and standards and expenses.

3-Does NDT method provide inspection and confirmation the quality lonely
or the DT and NDT should be carried out simultaneously.

M.yousefi


 
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