1)High pressure FRP machine pipe 2)Reciprocated cross winding process 3)ID: 50- ... supply high pressure fiberglass pipe production line including pipe body winding machine, solidifying machine, mould removing machine, threading machine, pipe end cutting machine, conical grinding machine ... ASTM, API, ISO, UKOOA. The feature is the character of anti-corrosion. It can last extremely longer than the steel ...