Product standard: CJ/T3005

Nominal pressure: PN0.25-1.0MPa

Nominal diameter: -1400mm DN250

Applicable medium: gas and other combustible gases

Suitable temperature: less than or equal to 120 DEG C

Material: gray cast iron, nodular cast iron

Sealing material: cast iron body

Seal leakage: GB/T 13927 a

Drive mode: manual, electric

The valve gate opening, a ring-shaped groove is closed, can be injected into the oil, to ensure the sealing nut is arranged on the lower end of the sheath, the thread is not coke, closed the gate automatic scraping tar surface function, valve seal is opened, the brake lever does not rise, is the best choice for urban underground gas pipeline valve.