I'm assuming that these indications are are in a perfect straight line and when looked closely appear to be slightly jagged... these will almost certainly be rolling defects as you suggested... 80 mm plate is quite subsantial and i'm sure grinding out 0.5 mm wont affect the integrity of the...
Hey there, if you answer the below questions i'll fire you through an answer with links to possible solutions...
1) Of what material is the pipe fabricated?
2) What is the nominal thickness of the pipe?
3) Are there many restrictions in way of supports, tee pieces, ect?
4) Are there long...