Vacuum Wafer Type Non Return Valve
540 Per Piece
In order to pace with the technology, we have developed a payment procedure that allows us to make safe and secure transactions. Also, our system is verified by authority. Stay rest assured for the products that we offer as they will remain damage free. For this, we make use of only premium packaging material for the packing of the products. Details : Spring closing arrangement for the prevention of reverse flow in pipelines. These valves are general-purpose valves that are stronger, lighter and smaller than conventional swing check valves and therefore, less expensive to install and maintain. Suitable for higher pressure/temperature (up to 400*C) Compact Design for simple installation between wide ranges of flange types. It can be mounted in any plane/direction. Extremely low opening pressures. Available sizes 15mm to 100mm, suitable for PN6-PN40 and ANSI 150/300. Weight and Dimension are same for class 150 & class 300 valves. Valves are self-centering type. Zero leakage for soft seated valves. The maximum permissible leakage rate shall be 3 cubic centimeters per inch of nominal pipe size for metal-seated valves. Testing - As per API 598 Design - As per manufacturers standard. Material of Construction : Body : AISI 316, WCB. Disc : AISI 316 Spring : Standard AISI 316 Spring Nimonic - for high temperature up to 400c Disc Seat - Standard, EPDM/Nitrile, Soft seated-for water-silicon/viton soft disc seating face - for oil & gases. General Construction : Metal to Metal seated Construction Soft seated (EPDM/Nitrile/ Silicon/viton) construction PRESURE RATING : PN 40 Flange Standard : BS 10 Table D, E *& H DIN: PN6, 10 16, 25, 40 ANSI 150 and 300 Operation : Non Slam Check Valves are opened by the pressure of the fluid and closed by the spring as soon as flow ceases and before reverse flow occurs. Installation : Non Slam check valves simply fit between two pipe flanges Standard gaskets are used on either side of the valve together with longer bolts or studs.
vacuum valves
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introduction vacuum & safety valves is suitable for all kinds of water heaters and the container and steam system. using method vacuum & safety valves is suitable for all kinds of water heaters and the container and steam system. When water heater and steam system present the vacuum state, can open the system that originally closed automatically, make it dispel the vacuum state that may appear while entering air. Prevent from because siphon water in being function systematic take out and cause container collapse or water heater wait for device to be braised to burn. technical parametervacuum:
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