1.How it works Solenoid valve is an electromechanical controlled valve. Motorized valve is operated by an electric signal coming from the electric motor to open, close, or stop the valve in the process of operation. 2.Types of valve 2.1 Solenoid Valve Two-way solenoid valve: The valve has an inlet and an outlet connected to the …
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Dec
Dec
We know that even a strong individual cannot make a great company, and an efficient team with the same frequency is the cornerstone of the rapid development of the company. Sometimes you find that when you come up with a very good strategy, your team can’t understand it and the execution is greatly reduced. This …
12
Dec
Dec
In the early autumn, the COVNA Belt and Road team set off from the Chinese headquarters again. After 10 hours of long-distance flight, we arrived in the Russian capital Moscow with excitement. During this trip, we will visit the old customers who have cooperated with COVNA for many years and carry out a series of …
11
Dec
Dec
Valves are used in many fields, and with the development of industry, the variety of valves has become more and more. There are two general types of Valves: The first type of automatic valve: This valve relies on the ability of the medium (liquid, gas) itself to automatically control the opening and closing of the …
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Dec
Dec
Solenoid Valve is the most used one of the automatic valves, because it is efficient, easy to use, and the price is also relatively low. Solenoid valve consists of coil and core, coil power or power off to control the operation of the core, thus changing the direction of the fluid. Solenoid valve components are …
06
Dec
Dec
With a heart of learning, the Belt and Road COVNA business mission went to Japan to visit 100-year-old enterprises and see how real craftsmen create the spirit of craftsmanship! TOYOTA Japan Toyota is one of the world’s top ten automotive industry companies, Japan’s largest auto company, founded in 1933. Toyota overtook General Motors in 2008 …
05
Dec
Dec
November 28th is the Thanksgiving Day, COVNA Group went to t Hechi City Guangxi to carry out the Hope Primary School charity event. Because of located in the cold and impoverished mountain areas, the transportation and economy are relatively backward, and education resources are scarce, so most children cannot receive a good education. To completely …
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Sep
Sep
On September 19, 2019, the South China Technical Summit on Promoting Environmental Protection Products & COVNA 13th Salon Investment Conference was held at the 5th China Environmental Expo Guangzhou Exhibition. More than 100 business representatives and experts from the environmental protection fields gathered together. The theme of this summit is “sharing and win-win”. The idea …
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Jul
Jul
On 27th July, 2019, COVNA 19th Anniversary & New Factory Inauguration were successfully held. COVNA is a worldwide automatic valves manufacturer with its products sold to more than 100 countries around the world, and has built a strong relationship with many clients from different industries. In this special day, clients from many countries sent their …
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Jun
Jun
How does double acting pneumatic actuator work