Specifications:

• Size: DN15-DN250

• Pressure: PN16

• Standard:  GB/T12237-1989，GB/T13927-1992

Materials:

• Body :Ductile Iron 

• Seal : Ductile Iron

• Stem : Carbon steel

Characteristic:

• Medium:  Water, Oil, Gas and Corrosive medium

• Temperature: -40 to 200℃