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Products - Weir Type

   
Weir Type

Weir Type Diaphragm Valves

Specifically suited to handle corrosive and general applications, it permits the larger options of linings and diaphragm grades to be combined. Given the shorter valve stroke, it is the preferred option to fluoropolymers lining and the only design suiting to PTFE diaphragms.

Diaval Weir Diaphragm Valves allow for more diaphragm cycles with less running and downtime costs, its pocketless design avoids line fluid contamination. Weir valves are the option when flow control is required.

   

The range is comprehensive of the following specifications:

Unlined Body Materials
Grey Iron * Ductile Iron * Cast Steel * Stainless Steel * FeCr * Monel
Rubber Lined Bodies
Hard Rubber (Ebonite) * Soft Rubber * Butyl Rubber * Neoprene® Rubber * Hypalon® Rubber * EPDM * LINATEX *
Fluorocarbon Lined Bodies
PFA * EFTE * HALAR * PVDF *
Size Range
DN 10 – DN 300 (3/8” – 12”)
Body End Connections
Threaded BSPP – NPT * Flanged DIN, BS, ANSI
Actuation
Manual Hand wheel * Pneumatic Actuators * Electric Actuators.
Options
Sealed Bonnets * Vacuum Reinforced Diaphragms * Extended Bonnets * Padlocking * Interlocking

 

     
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