Knowledge About Valves

  • Top 5 Industrial Valve Manufacturers In Germany

    Top 5 Industrial Valve Manufacturers In Germany

    In this article, we will list Top 5 valve manufacturers in Germany for your reference. Hope it could help you to select a suitable supplier. The ball valve is currently the most widely used valve. By turning the lever, the inner ball is rotated 90 degrees to open or close the valve. Ball valves a...
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  • Trunnion Ball Valve VS Floating Ball Valve

    Trunnion Ball Valve VS Floating Ball Valve

    A ball valve is a valve that is opened or closed by rotating the ball through the valve stem. Ball valves can be divided into 2-port ball valves, 3-port ball valves or 4-port ball valves. Also, it has electric ball valve and pneumatic ball valve to meet your actuation needs. Widely used in the ch...
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  • COVNA Valves For Oil And Gas Industry

    COVNA Valves For Oil And Gas Industry

    As an actuator valve manufacturer, COVNA manufactures valves for various industries for automation solutions. Anything need help, contact sales@covnavalve.com In this article, we have a brief introduction about valves for oil and gas industry. Including actuated valve and manual valve for your r...
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  • COVNA Valves For Shipbuilding

    COVNA Valves For Shipbuilding

    Valves are widely used in ballast, fire fighting and fuel systems of ships and shipbuilding systems. Used to transport gas, steam, slurry, petroleum, etc. Valves in shipbuilding or ship systems can be used to transmit, stop, adjust, control flow, adjust flow or pressure, and release pressure. As...
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  • COVNA Valves For Sugar & Ethanol Industry

    COVNA Valves For Sugar & Ethanol Industry

    As a flow control solution expert, COVNA understands each industry has different requirements about valves. And we believe that our experience could help you to resolve it. Consult us to get a free valve solution. sales@covnavalve.com The sugar industry process is simply...
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  • The Difference Between Solenoid Valve And Miniature Motorized Valve

    The Difference Between Solenoid Valve And Miniature Motorized Valve

    What Is a Solenoid Valve? The solenoid valve generates magnetic force through electricity, and then uses the magnetic force to lift the closing member to control the opening or closing of the valve body. The solenoid valve is small in size, generally 3/8″ to 2″. If you need a larger s...
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  • Top 5 Solenoid Valve Manufacturers

    Top 5 Solenoid Valve Manufacturers

    Solenoid valve is an automated device for automation solutions. Features include compact design and responsive. COVNA supplies various kinds of solenoid valves for your projects. Like general-purpose type, high-pressure type, high-temperature type, anti-corrosive type and so on. Any demand for va...
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  • 5 Multi-Turn Electric Actuator Manufacturers

    5 Multi-Turn Electric Actuator Manufacturers

    Multi-turn actuators are mainly used to control the opening and closing of linear motion valves, such as gate valves and stop valves. When a multi-turn actuator is used with a turbine, it can also be used to control the opening/closing of ball valves and butterfly valves. In this article, we wil...
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  • 5 Automated Gate Valve Manufacturers In Europe

    5 Automated Gate Valve Manufacturers In Europe

    Founded in 2000, COVNA is a 22-year experience valve manufacturer in China. We offer actuator gate valves in electrically type and pneumatically type to meet your different needs. Helping you control remotely and easier. Welcome any inquiries from you. Consult us at sales@covnavalve.com Crane F...
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  • 5 Pneumatic Globe Control Valve Manufacturers

    Pneumatic control valve is one kind of valve for precise flow regulation. In this article, we will list 5 pneumatic globe control valve manufacturers for your reference. Hope it could help you save time.  COVNA is a Chinese brand and founded in 2000. We create and supply control valve for flow r...
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  • 5 Electric Butterfly Valve Manufacturers

    Electric butterfly valve is one kind of valve which could help control remotely. Widely used in flue-gas desulfurization, denitrification system, remineralization and so on. In this article, we will list 5 electric butterfly valve manufacturers for your reference and hope it could help you know a...
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  • How To Install The Control Valve?

    Control valve is an automated device for precise regulation of flow. Available in pneumatically operated type and electrically operated type. In this article, we will introduce to you how to install the control valve for your reference. Let’s check it out! Read the manual Read the Instructi...
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