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Other Diaval® Products

Check Valves
Available range of designs are Wafer, lug and double flanged.
Wafer Check Valves are the economical and lighter version of the conventional globe type design.
Plates are spring loaded and can be soft or hard sealed.
Check valves are uni-directional valves and of self acting fluid operation being widely used in power, chemical and oil industry. The range of available materials and sizes are larger than other conventionally built valves thus becoming a more demanding style in the power, chemical, oil and gas industry. DIAVAL offers a specific range of dual plate check valves made in Super Duplex Stainless Steel for desalination plants.

The valves are designed and manufactured in accordance to the following standard features:
 
Body Materials
* Ductile Iron * Cast Steel * Stainless Steel *  Monel * Super Duplex Stainless Steel for Desalination Plants * Other metal alloys
Rating
ANSI 150-300-600-900-1500-2500
Maximal Operating Temperature
+500ºC
Size Range
2” – 60”
Length and Body End Connections

API 6D * API 594 * ASME B16.34

Actuation

Self acted by the flow media

Options

Other valve body materials and linings * Cast Iron Valves for HVAC and Water Works (refer to UNICHECK® Series).

 

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