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When the butterfly valve is closed, the sealing of the small eccentric butterfly valve is achieved by the valve stem pressure.
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Butterfly valve transportation and butterfly valve storage,Butterfly valve installation and use precautions.
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Gate valve application and design,The gate valve is divided into: single gate type, double gate type and elastic gate type. According to the thread position of the valve stem, it can be divided into two types: open gate valve and dark gate valve.
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Pneumatic valves include stainless steel pneumatic butterfly valves, hard sealing butterfly valves, soft sealing butterfly valves, carbon steel butterfly valves, etc.
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High-pressure forged steel gate valves are suitable for cutting or connecting pipeline media in ANSI Class 150~2500, petroleum, chemical and thermal power plants with working temperature <600°C.
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China butterfly valve material code, butterfly valve is composed of valve body, valve plate, valve seat, valve shaft and other important parts, china butterfly valve manufacturer introduces the material code of butterfly valve
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China Gate Valve Factory TJL takes everyone to understand what is the movement mode of the gate valve?
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China valve selection, China valve variety, today we choose the valve from China valve type, transmission mode, valve material and other parameters.
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According to the pneumatic actuator, China butterfly valve can be divided into double-acting pneumatic butterfly valve and single-acting pneumatic butterfly valve. This paper describes the working principle of double acting pneumatic butterfly valve and s
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High-pressure forged steel gate valves are suitable for cutting or connecting pipeline media under various working conditions such as petroleum, chemical, and thermal power stations.