Wafer Type Dual Plate Check Valve

R&D Multiple’s Dual Plate Check Valves excel in waterworks applications, combining exceptional features and superior workmanship. The inclusion of a clamped resilient seat on the body ensures both high seal integrity and protection against seal wash-off.

The innovative design features independent spring action for each plate, reducing spring twist by half compared to conventional designs. This significantly prolongs the lifespan of the springs.

With a wide range of impressive features and more, R&D Multiple’s Dual Plate Check Valves offer the best combination of features, workmanship, and cost-effectiveness, making them the optimal choice for various applications in terms of Features, Workmanship, Initial and running costs.

Swing type Non-Return Valves (NRVs) have been widely used over the years, and their simplicity remains their greatest advantage. R&D Multiple’s Swing Check Valve is characterized by robustness and leak-tightness. The incorporation of a slant disc and an eccentrically loaded door ensures shorter door travel and enables quick reflux closing action, preventing door slamming and its undesirable effects. You can rely on these NRVs with confidence and enjoy peace of mind.

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SALIENT FEATURES

• Clamped Resilient seal on valve Body. This seal is replaceable on site.
• Independent spring action for each plate.
• The pins are precisely & permanently centered in the valve body.
• The shock dampers ensure that there is no undue load on the Stop Pin & that the spring twist also is maintained in limit.
• ‘Heeling effect’ for the plates provided to avoid rubbing of the seats near closure.
• Wide choice of materials of construction available: Shell: C.I./S.G.I./WCB/ S.S./ D2: Seats: Rubber with S.S. / S.S. with S.S., pins: S.S.
• Size Range: 50mm to 3000mm, Pressure Ratings: 6/10/16/24 Bar. (Class 150/ Class125)

SPECIAL FEATURES

• Independent support also ensures that each of the plates revolves from full close to full open & reverse with-out bearing on each other.
• Large & hydrodynamic flow passages ensure minimum pressure drop.
• ‘Low Torque’, ‘Standard Torque’ & ‘High Torque’ spring options available depending upon site parameters.

About R&D Multiples (Metal-Cast) Pvt. Ltd.

With over 30 years of experience, R&D Multiples has established itself as a leading manufacturer of industrial valves. Covering a range of sizes up to 4.0 meters and capable of handling pressure ratings of up to 40 bar, their valves offer exceptional versatility. Complemented by a wide selection of operators, actuators, and accessories, their valves are designed to enhance user-friendliness.

Renowned for their quality and reliability, R&D Multiples ensures that their valves maintain a strong reputation in the industry. This is achieved through the implementation of modern design and manufacturing techniques. As a result, prominent infrastructure companies in the region consistently choose their valves as the preferred option.

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