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.