Concentric Type Butterfly Valve - China Factory, Suppliers, Manufacturers

Concentric Type Butterfly Valve, , , ,. The product will supply to all over the world, such as Europe, America, Australia,, ,, .

Butterfly valves have a wide range of uses, do you know all of these applications?

Resilient butterfly valve is a kind of valve, is installed on a pipe, used to control the circulation of medium in a pipe. Butterfly valve is characterized by simple structure, light weight, includ...
16 Principles In Valve Pressure Testing

Manufactured valves must undergo various performance tests, the most important of which is pressure testing. Pressure test is to test whether the pressure value that the valve can withstand meets t...
Air release valve

Tianjin Tanggu Water-seal Valve Co., Ltd. R & D production of Air release valve, mainly by the valve body, valve cover, float ball, floating bucket, sealing ring, stop ring, support frame, nois...
What are the disadvantages of wafer check valves?

The wafer dual plate check valve is also a type of check valve with a rotary actuation, but it is a double disc and closes under the action of a spring. The disc is pushed open by bottom-up fluid, ...
The difference between OS&Y gate valve and NRS gate valve

1.The stem of the OS&Y gate valve is exposed, while the stem of the NRS gate valve is in the valve body. 2.The OS&Y gate valve is driven by the thread transmission between the valve ...
Y-strainer installation method and instruction manual

1.The filter principle Y-strainer is an indispensable filter device in the pipeline system for conveying fluid medium. Y-strainers are usually installed at the inlet of pressure reducing valve, pre...