Can anyone provide some assistance in the issue identified below:
-- The details are as follows:
Details
Parent material Pipe 304L(P8) – Pipe 304L(P8)
Inservice temperature range – 35-85 °C
Operating Pressure – 0.4 -0.5 MPaG
Process Type – Process Condensate.
Carbonic acid – there may be the presence of carbonic acid as indicated by CGCL.
Approved Process
WPS# P8-P8 AR - Filler material ER308L- F6 filler metal
Quality Issue
ER308H rods were used instead of ER308L on two locations of the 304L piping.
Technical Advice Request
The client indicated that the use of the ER308H Filler Wire instead of the ER308L has a higher risk of intergranular corrosion and corrosion related issues.
Please advise on the short term or long-term quality effects on the integrity of the welded joints where the ER308H filler wire were utilized.
Thanking you in advance.
Mark Nunes
https://materials-welding.blogspot.com/
https://www.linkedin.com/groups/122787
---
You received this message because you are subscribed to the Google Groups "Materials & Welding" group.
To unsubscribe from this group and stop receiving emails from it, send an email to materials-welding+unsubscribe@googlegroups.com.
To view this discussion visit https://groups.google.com/d/msgid/materials-welding/CAHXTn13_GqEVg7xyKfzH26pgfOGr8us4_2HTsfih1tPZn-vFwQ%40mail.gmail.com.
Comments