Greg:
The client specification refers to B31.3 and we are welding Duplex Pipe (UNS S31803) using GTAW.
metengr:
I would like to back up my request to forgo the need for the purge, and am looking for some documentation to back-up my reasoning. I've been unable to find anything to support my...
I'm dealing with a 3rd party inspector who is reading the client specification and following it to the letter.
He is insisting that we have a purge to weld 2 socket welds (duplex material). I Also have 2 senior project engineers telling me that the specification infers that the purge is for...
stanweld:
The welder who's been doing the welding for the procedure qualification is extremely experienced and I can't recall the last time any of his welds needed a repair.
I appreciate your input, we're going to try an E8016-G rod for the fill.
There are some suspicisions by people more...
Could someone please suggest an electrode to use for welding 12" API 5L X60 schedule 80 (wall thickness 0.688").
We've run a PQR using ER80S-Ni1 tig root and E8018-C3 electrode. But during the nick breaks we are discovering porosity which is causing the test to fail. The last run we completed...
Would quenching and tempering have significate impact on the properties of steel (A694) versus normalizing?
I couldn't find A694 in Section 2A of ASME. It is a Carbon and Alloy Steel for high-Pressure Service.
Any help would be greatly appreciated.
