This is how we do it.
1. Do a desk top study and mark up all the proposed tie in points on the P&ID in consultation with the process engineers
2. For tie in points, a thin steel steel disc/ plate is tied on to the pipe with stainless steel wire, where the tapping is proposed and the tie in...
As per API 6A, PSL stands for Product Specification Levels.They are PSL1, PSL2, PSL3, PSL 3G and PSL 4. Annexure A - Figure A3 in API 6A gives the guide lines for selecting the PSL level.
Clause 5 Materials General Requirements indicate the documents to be submitted by the manufacturer for the...