Product Overview
The Rubber Disc Check Valve is designed for low-pressure water supply and drainage systems, featuring a simple structure, flexible rubber disc, and reliable backflow prevention.
The rubber disc is reinforced with steel or nylon fabric and provides excellent sealing, low noise, and long service life.
It is widely installed in municipal water plants, pipelines, sewage systems, HVAC circulation, and pump discharge lines.
Product Advantages
● Quiet Closing: Rubber disc absorbs shock and eliminates water hammer noise.
● Long Service Life: Flexible disc resists wear and fatigue, ideal for frequent pumping cycles.
● Excellent Sealing: Bubble-tight closure for clean water and wastewater systems.
● Low Maintenance: Simple structure and durable rubber components.
● Energy Efficient: Smooth flow path minimizes head loss.
Size Range
● DN40 – DN800
Pressure Rating
● PN10 / PN16
Standards
● Design Standard: EN 12032 / EN 1074
● Test Standard: EN 12266
● Flange Standard: EN 1092-2
Industry Applications
● Municipal water supply systems
● Sewage and wastewater treatment plants
● Irrigation and agricultural pipelines
● HVAC water circulation networks
● Pump discharge and booster systems
● Industrial water and cooling pipelines
Tianjin Dingliu valve Industry Co., Ltd. is a high-tech enterprise specializing in the valve and automation industry.
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