Dual Plate Wafer Check Valve

The wafer flange clamped butterfly check valve is an energy-saved product. It is featured by excellent retaining performance, high safety, reliability, and low flow resistance, suitable for systems in the industries of petrochemical food processing, medicine, textile, paper making, water supply, drainage, metallurgy, energy and light industry, etc, used as a check valve in one way.

Structural Features

• Small in size, light in weight, compact in structure, easy in maintenance
• Two torsion springs are used exerting on each of the pair valve plates, making the plates closed quickly and automatically
• The quick-close action prevents the medium from flowing back and eliminates the water-hammer effect
• Short in length, so that it is rigid and easy to mount
• Easy to install on pipeline horizontally or vertically
• Safe and reliable in operation, high interference-resistance
• Optional resilient or metal seated
• Optional wafer double-disc with external or built-in type, lug type double-disc, flange double-disc, wafer single-disc, swashplate wafer single-disc, wafer lift type, swashplate collision type, etc