Dear expert,
-- Problem observed:
After welding Black spots are seen on weld. These black spots are not removed even after pickling & passivation.
MOC - SS 347
Filler metal - ER347
Dia. - 1.2mm
Gas used Argon + 2% CO2
Mode - Pulse
Flow rate - 10lpm
Note:
EDS analysis of weld doesn't show any carbon content.
Pl suggest some remedy by which these black spots can be avoided.
Regards,
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.
Visit this group at https://groups.google.com/group/materials-welding.
For more options, visit https://groups.google.com/d/optout.
No comments:
Post a Comment