Industrial Diaphragm Valves

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Saunders® Industrial Diaphragm Valve range encompasses a complete line of manual and linear actuated diaphragm valves, both weir and straight through styles, playing a vital role in flow control applications in many diverse industries including Chemical, Mining and Water Treatment.


NOTE: The download location for Saunders® IDV brochures and catalogs has moved! Please find the files on our new Engineering Data and Literature Library.



Our Product Portfolio



Actuated Valves

When manual operation is inadequate or inconvenient, Saunders® offers a complete range of linear actuation, for valve sizes up to DN250 (10") Four different actuation options cover different line and operating pressure conditions, and automation options to achieve the desired characteristic performance.

Fire Hydrant Valves

Specialist fire hydrant valve widely used in refinery fire mains systems and in marine applications. Available with unique fire-resistant diaphragm design.

Non-return Check Valves

Unidirectional full flow design with corrosion and abrasion resistant linings available. Also suitable for low pressure and vacuum duties.

Plastic Lined Valves

Saunders® offers a comprehensive range of plastic lining options which demonstrate the highest resistance and durability in the most demanding of corrosive applications.

Rubber Lined Valves

Extensive range of rubber linings available, specially developed in-house for excellent performance and reliability in highly abrasive applications.

Screwed End Valves

Saunders® screwed end connection valves are widely used on utility (air, water and gas) and drinking water service lines. A variety of valve material options, coupled with the inherent features and benefits of the Saunders ® Industrial diaphragm valve, results in a low total cost of valve ownership.

Saunders® IDV Diaphragms

Saunders® IDV Diaphragms come in elastomer and PTFE variations to apply to a wide range of applications.

Saunders® Industrial Manual Bonnet Assemblies

Saunders® range of ergonomic industrial manual bonnet assemblies has been designed to provide effective and easy manual operation of Saunders® Industrial Diaphragm Valves

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