... 3.Standard:ANSI,JIS,DIN,GB,BS,etc. 1. Name:Carbon Steel Forged Ring2. Size: DN15-DN3000 or per your request3 ... :ANSI,JIS,DIN,GB,BS,etc.4. Material:Carbon Steel5. NDT: MPI, UT, X-ray etc 6. Minimum Order Quantity: 1 Piece 7 ... /T10.Supply Ability: 50,000 tons per year11.Process flowsheet Carbon steels forged ring