This kind of pipe fittings have mainly sold to Eutope and Middle East erea. 1.The material is Ductile iron, WCB, SS etc,2.The size is ranged from DN100 to DN40003.Pressure is ranged from PN2.5 to PN644.Sealing: NBR,EPDM,PTFE,Graphite,5.Coating: epoxy painting, fusion bonded epoxy,thermal spray metal. expansion joint