Hello for all,
We a problem in a pressure vessel and we solved it but i am afraid that our solution may harm the base metal of the shell.
So we have a vessel with SA 516 Gr 70 material which I.D diamter is 3000 mm thk 20 and after fabricating the shell the ELL.HEAD arrived by error with I.D...
Hi Everyone ,
After the heat treatment process of pressure vessel which shell material is SS316 as per client requirements , the colour of the plates had been converted from stainless steel known colour to brown colour which is refused from both AI inspector and client so :
1- Do you know...