Thanks guys. Client specification for manufacture of pressure vessels calls for additional testing on PQR. This is understandable, but our equipment is a no pressure retaining internal equipment, not welded to the pressure envelope. It is bolted to internal cleats.
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Welding of no pressure pipework was completed to a set of WPSs / PQRs. After the work is completed, we were asked for additional weld tests. Vendor does not have the original test piece, therefore is suggesting two options:
1. Weld new coupon to supplied WPS and send it for testing which will be...
