Hi all,
I have a clarification regarding the material grade. In our Project Specification the material grade is given as ISO 15590-2 for Tee & Elbow. I want the equivalent material grade in API or ASTM (For Pipeline Section). can any one guide me in this how to identify the equivalent material...
Hopefully you resolved the issue i think as you posted this question on Feb-2021.
As per your question understood that it is Straight tube (Not an U-Tube), so better u can go for Hydro-Jet cleaning. Also if you need to ensure the integrity of tubes u can choose either Eddy Current or IRIS...
Dear Guys[2thumbsup],
Thank you for your valuable feedback and suggestions. Finally it has been resolved by entirely cut and re-welded.[medal]
Reason:
It is evidenced that due to the Internal Corrosion there is significant Metal Loss (From the Fig, Weld Starting & Ending Point were with higher...
Dear MintJulep
Service that the pipe carries is Aquifer Water.
I agree with you, i also thought of Solidification crack due to its centreline and its appearance.
Dears,
I have a small query. If a welder is qualified in API 5L Gr.B does he can able to weld for API Gr.60 & API Gr.65 Materials. Is there any restriction due to Filler Metals.
Dear kingnero,
Actually this is app 250mm length spool and the constraint was its Orifice type spool, so this the reason u can see more welds in that pipe spool. Weld was on welding table only. Also another constraint was due the Name plate (u can see in the pic) was in the other side of weld...
Dears,
I have a query,
Background:
During service 1" Line found leak, so we stopped the line and removed the spool to W/S to attend the repair.
Due to constraint we cannot fully cut and re-weld the joint, so planned to do weld on leaked section. During the welding it is noticed after done...
Dear Experts,
I need some clarification regarding Dual welder qualification.
In WQT 14"Dia pipe 2 welders were performed welding, after the completion of welding one welder was rejected due to IP and the other was accepted, same test piece was RT done and the result same. Now my clarification...