Xiamen Dervos Valves Industry Co.,Ltd(stock code 861601), founded in 2008, is a one-stop industrial valves supplier integrated of R&D, manufacture, resource integration, and trade service. Dervos has been committed to finding solutions for industrial needs and providing professional service for both general and specialized valves.
Our product range covers almost all valve types in all industries. including ball valves,gate valves,butterfly valves,check valves and other special pipe valves.
This 20 inch butterfly valve is plastic lined type one. Its PFA lined disc and its PTFE seat ring enable it a excellent corrosion resistant performance. With a gearbox, it is easy to drive.
12" 300LB butterfly valve is made according to API 609 standard. The valve body is made of WCB. It has the structural characteristics of high performance and double eccentric. Its operation is turbine operation and packing is graphite.
The 3 inch 150LB butterfly valve has a double-offset disc design that allows the disc to move off the seat reducing running torque and seat wear. The Wafer type valve can be driven by a gearbox and handwheel or by electric, pneumatic or hydraulic actuator.
China Wafer Type Butterfly Valve Provider DVS Supplies Cast Steel Wafer Butterfly Valve, 2 Inch, Class 300, Lever Operation, for Air, Water, Steam and Gases.
Thisconcentricbutterfly valve is a lug type valve with threaded holes and can be used for many applications. The valve can be used as a stopper, a tap for discharging at the end of the pipeline, open/close and flow control.
The PN10 DN200 double offset butterfly valve collects durable body and an easy replaceable seat for control services the power, chemical, petrochemical and other fields.
You can found this valve in a various high performance applications such as steam, chilled water, gasoline, oil, jet fuels, natural gas, utility lines, process lines and in industries.
No brief introduction
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