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DCVG
Posted: 31 Aug 2010, 04:07
by sakib321
DCVG
will any body give me details about this method
its purpose
its method
its limitation
its application
Re: DCVG
Posted: 02 Sep 2010, 18:07
by ben
Go through the following link and if you have any specific query, do let me know.
http://en.wikipedia.org/wiki/DCVG
Re: DCVG
Posted: 03 Sep 2010, 03:53
by Nabeel Ahmed Qureshi
Direct Current Voltage gradient, an accurate method for picking wrapping defects & is widely used on underground pipelines.
Describe your specific query.
Regards
NAQ
Re: DCVG
Posted: 03 Sep 2010, 07:18
by sakib321
is it necessary to dig up the whole pipe for coating inspection by using this method
and can we ensure the integrity of pipeline via this technique
Re: DCVG
Posted: 03 Sep 2010, 23:24
by ben
Is your pipeline cathodically protected?
Re: DCVG
Posted: 04 Sep 2010, 04:38
by sakib321
not at all