Abstract

After final heat treatment, the welded joints in Du 850 pipelines of the main circulation circuit, produced by automatic argon-shielded arc welding, contained cracks in the surface layer. Sections were taken from the damaged areas for metallographic studies to determine the nature and reasons for the formation of cracks. The results show that the cracks are typical reheat cracks caused by the given technology.

Full Text
Published version (Free)

Talk to us

Join us for a 30 min session where you can share your feedback and ask us any queries you have

Schedule a call