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ZHENGZHOU FREE FLUID CONTROL TECHNOLOGY CO.,LTD

Products >> Thread Type Closed Spring Loaded Full Lift Safety

Thread Type Closed Spring Loaded Full Lift Safety

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Description
Product Name: Thread Type Closed Spring Loaded Full Lift Safety
Supply Ability: 2
Related proudcts safety valve, spring loaded safety,
Specifications DN25 PN 10 A28Y-10C
Price Term: FOB
Port of loading: SHANGHAI
Minimum Order 2 SETS
Unit Price: 200USD/SET

FREE-VALVE¡¯s thread type spring loaded full lift closed safety valve is based on the change of the media pressure at the inlet port and the spring pretension force to automatically open and close the valve disc.When the lifting force of the medium pressure (internal pressure) is higher than the spring pretension force, The valve disc overcomes the spring pretension force to open automatically, and the safety valve internal pressure drops after discharging excess media,and due to the action of spring force, when the internal pressure of safety valve drops to a safety value, the valve disc automatically closes,discharge stop, which does not need to manually reset.
Features
1,Simple structure, good sealing performance, accurate opening pressure, re-seating pressure difference is small, easy adjustment,etc.
2, The seat is a Valenozzle-type , the speed of sound is reached when steam flows through the seat outlet, discharge coefficient is large.The seat sealing surface weld tungsten carbide alloy, wear resistance, long life.
3, The sealing surface of valve disc is hardened to improve wear resistance and anti-flush resistance.
4, Adjusting the adjustment nut, adjust the spring compression, the valve can be very convenient, very quickly to obtain accurate adjustment pressure.
5.Full lift type ,the height of the lift is the 1/4 of seat area .
Technical Specification
1)Size Range: DN15~DN25
2)Pressure Range: PN10~PN160
3)Connection Type: Thread
4)Body material:WCB
5) Pressure test:GB/T12243
6) Design standard: GB/T12241,GB/T12243
10) Service temperature:-20℃ to 200℃
Application
FREE-VALVE¡¯s thread type spring loaded full lift closed safety valve are used for steam boiler system ,such as high pressure supply watering heating and heater exchange.

Contact Us
Company: ZHENGZHOU FREE FLUID CONTROL TECHNOLOGY CO.,LTD
Contact: Mr. David Li
Address: No.93 Zizhu Road, High-Tech Development Zone
Postcode: 450000
Tel: 86-371-55019379
Fax: 86-371-55019379
E-mail:         


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Tel : 86-371-55019379 Fax : 86-371-55019379
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