Product standard: GB12232
Nominal pressure: PN0.1MPa
Nominal diameter: DN300-2000mm
Suitable medium: gas
Suitable temperature: less than or equal to 120 DEG C
Main part material: gray cast iron
Sealing material: cast iron body, cast iron body, stainless steel stainless steel
Seal leakage: GB/T13927 (ISO5208) B level
Transmission mode: manual, electric
At the top of the valve drive nut in the valve, do not contact with the media, is not affected by the influence of coking. Flexible transmission and sealing mechanism with double plates and a universal ball surface wedge mechanism, good sealing property.