Worm Gear Wafer Soft Seal Butterfly Valves

439:469
3:6
China:Wenzhou

Worm gear wafer soft seal butterfly valves consists of rubber seal, carbon steel or stainless steel disc and valve stem. Applicable temperature is 80～120℃. It is widely utilized in food, pharmacy, chemical industry, petroleum and other industries to regulate the flow and cut-off the medium.

Characteristics of Worm Gear Wafer Soft Seal Butterfly Valve

1. Novel design, unique structure, light weight, rapid open and close

2. Small torque, convenient operation

3. Can be installed in any position and it is convenient maintain.

4. Seal can be replaced and realize bidirectional sealing and zero leakage.

5. Aging resistance, corrosion resistance and long service life.

Parameter

Nominal diameter（mm)	50～2000	50～1600
Nominal Pressure PN（MPa)	0.6	1.0	1.6
Seal test(MPa)	0.66	1.1	1.76
Shell test(MPa)	0.9	1.5	2.4
Applicable temperature	Nitrile rubber: -40℃～90℃, fluororubber: -20℃～200℃
Applicable medium	Water, air, gas, oil and other weak corrosive fluid
Leakage rate	GB/T13927-92
Actuation mode	Worm gear, electric, pneumatic, electrohydraulic