weld build up repair in the knuckle region

[janosnemet]

Hi,
is it allowed to perform weld build up repair on the inner side of a torispherical head in the knuckle region.
The defective area is localised,its overall diameter 15mm, extending to cca 1/3 of the original wal thickness.
The vessel is horizontal, cylindical, Ø 2100 mm, volume 30 m³, used for LPG storage.
All repair activites would be performed under pertaining codes and standards.
kind regards
Janos

 

[r6155]

If "All repair activites would be performed under pertaining codes and standards" then it is allowed.

Regards
r6155

 

[metengr]

Yes, using API 510.