1..Material:carbon steel(S25C,A105,A266,SF440,A36Etc.) ,stainless steel.
2.Standard:ANSI,JIS,DIN,BS,UNI,.
3.Certificate: ISO9001,TUV,PED 4.Size:DN15-DN2000 5.Surface paint: black oil ,yellow and according to the require. 6.Package: Wooden cases, Pallets, Crates, Plywood cases 7.Type: Blind Flange, Thread Flange, Slip On Flange, Welding Neck Flange, Socket Welding Flange, Lap Joint Flange,