Avoid due to safety reasons, please see the attachment. Or convince your client with additional NDT along with very low pressure pneumatic test followed by service test.
From:
Sent: Tuesday, September 08, 2009 12:27 PM
To:
Subject: [MW:3137] hot-oil traced line
hello Friends
we have in project 10-12" bitumen line .......these lines are accompanied by hot-oil traced line 1" sch 40....maximum pressure for those line are 30 psi.....due the complexity of network ....i want to test line instead of hydrostatic ...pneumatic at 90 psi ... ....there is any restriction..? Most of people said is avoid to do pneumatic test ...by code ....i did not find any ....
please advice
--
Daniel Iordache
Bureau Veritas -
Mechanical& Welding Surveyor
Mobile Ao: +244921544583
Mobile Ro: +40721731728
E-Mail: daniel.iordache@gmail.com
daniel_iordache@yahoo.com
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