1.The material is Ductile iron, WCB, SS etc,

2.The size is ranged from DN100 to DN4000

3.Pressure is  ranged from PN2.5 to PN64

4.Sealing:  NBR,EPDM,PTFE,Graphite,

5.Coating:  epoxy painting, fusion bonded epoxy,thermal spray metal.

expansion joint