metengr (Materials)
Thanks your reply.
I am looking for pipes which is made of A335p91, but manufacturer offer me the pipes made of A182 F91. I know A182 F91 is for flange, fitting, but I don't know whether I can trust the manufacturer's statement to use the pipes made of A182 F91 instead of...
Someone who can help me to understand the difference between A335 P91 and A182 F91.
I have send the offer about A335 P91 to manufacturer and the manufacturer answer that the materials are A182 F91. It confuses me a lot.
Someone who can give some idea about the difference and can I use the...