various flanges:       slip-on flanges(SO flange),welded neck flanges(WN flange),blind

flanges(BL flange),threaded flange(TH flange), socket welding flange(SW flange) ,PJ

flange,forging flange,Plate flange(PL flange)etc. 

Material:carbon steel ,stainless steel

Size:DN15-DN2500

Standard: ASME/ANSI ,DIN ,GB