Steam Wafer Type Non Return Valve

Listing ID #3222047

Established as a dignified name, we are the celebrated organization in the market offering quality Steam Wafer Type Non Return Valve. To maintain high-quality standards, we make certain that the assortment of products is kept safe with utmost proficiency. We keep the products well stacked in order to avoid any damage.

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

Details :

• Opetation : 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.