Description
Specification
Nominal diameter: DN200~DN2000
Pressure rating:PN2.5~PN63
The adjusting range: PN63 ~ PN0.1 linear adjustment
Structure: ring spray type, fan blade ring type, slotted squirrel cage type, mesh squirrel cage type
Material
Valve body: GGG40, WCB
Squirrel-cage piston: 304
Sealing ring: NBR, EPDM