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Gate valves series

Oilfield valve series

Knife gate valves series

Globe valves series

Ball valve series

Forging steel valve series

Check valve series

Butterfly valve series

Relief valve series

Metallurgical valve series

Put material valve series

regulating valve series

Piloted valve series

Rubber lining valve series

Thread is valve series

Brass valve series

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vacuum valve series

Water supply and discharge valves series

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trap series

Pressure reducing valve series

filter series

Electromagnetic valve series

Corrugated pipe valves series

Oxygen valve series

The respiration valve, the flame arrester series

The fire resistance, as a mirror series

Sanitation valve series

Bend series

Flowmeter, level gauge series

Flange series

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Spring all the rev. Enclosed variable pressure relief valve

Product name: Spring all the rev. Enclosed variable pressure relief valve

Product Model：A42Y-50

Nominal Diameter：15～50mm

Nominal Pressure：1.6～4.0MPa

Suitable Medium：Nitrogen and hydrogen, the mixture

Suitable Temperature：≤450℃

Next product：Parallel type safety backflow preventer

Backe product：Double spring type valve

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