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Gate valves series

Oilfield valve series

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Globe valves series

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Forging steel valve series

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Relief valve series

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Put material valve series

regulating valve series

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vacuum valve series

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trap series

Pressure reducing valve series

filter series

Electromagnetic valve series

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Oxygen valve series

The respiration valve, the flame arrester series

The fire resistance, as a mirror series

Sanitation valve series

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Pneumatic vacuum butterfly valve

Product name:Pneumatic vacuum butterfly valve

Nominal Diameter：50～600mm

Suitable Temperature: -25 ～ + 80 ℃ (sealing material of butyl rubber) -30 ～+ 150 ℃ (sealing material for fluorine rubber)

Suitable for:≤1.3×10-6

Gas leakage rate:2×105～1.3×10-5

The main materials:stainless steel

Next product：High vacuum (pressure) ball valve

Backe product：Electric vacuum butterfly valve

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