Valves are very important components in utility systems. A gate valve, as the name suggests, is a type of valve that is used to control the flow of a liquid using a gate or plate. This type of valv...
There are often friends who do not understand the relationship between the specifications of “DN”, “Φ” and “”". Today, I will summarize the relationship between ...
Valve sealing material is an important part of valve sealing. What are the valve sealing materials? We know that valve sealing ring materials are divided into two categories: metal and non-metal. T...
Electric butterfly valves are a type of electric valve and electric control valve. The main connection methods of electric butterfly valves are: flange type and wafer type; the main sealing forms o...
PCVExpo 2017
16th International Exhibition for Pumps, Compressors, Valves, Actuators and Engines
Date: 10/24/2017 – 10/26/2017
Venue: Crocus Expo Exhibition Center, Moscow, Russia
Internatio...
(1) The valve does not operate.
The fault phenomenon and its causes are as follows:
1. No source of gas.① The air source is not open, ② due to the water content of the air source ice in winter, res...
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