Hi guys, this is Catherine from COVNA VALVE in China. COVNA is a manufacturer of motorized valves, pneumatic valves and solenoid valves. Right now, due to the virus, many exhibitions and factory visits have been cancelled. So right now I’m going to lead you to a tour of our factory so you can know better …
Our company COVNA offers a wide range of solenoid valves with directing type, pilot-operated type, piston type, and diaphragm type. There are also 2 position modes, normally closed and normally opened. And also PVC, brass and stainless steel for material option. Above is a brief introduction to the COVNA solenoid valve. If you want more …
When a power failure, you could manually close the valve, and through this indicator window, you could see the valve position. COVNA Valve is normally IP65 weatherproof, but IP68 waterproof and Explosion-proof are also optional. If you want more information about product selection, please contact us directly or visit our website. Thank you for watching …
May
In addition to the selection of valves to consider the corrosive properties of the medium, flow characteristics, connection form, the temperature, and pressure of the medium is an important parameter.Also need to consider the relationship between the valve temperature and pressure: the use of valve temperature and pressure have a certain intrinsic link, but also …
Overview of electric butterfly valves.Electric butterfly valve can be classified as a large category of electric valve, also can be classified as electric regulating valve. Electric butterfly valve linkage methods are mainly: flange type connection and pair of clamping type linkage; electric butterfly valve sealing mainly has: hard seal as well as soft seal. The …
Solar remote control photovoltaic wireless butterfly valve,soft seal control valve actuator
Mar
What are pneumatic valves?These are the valves that control the pressure and movement of the air through a tire system. These systems use compressed air to power machines. Air pressure valves, since the task of the valve is to control the air movement of the air, you will find that many valves focus on how …
COVNA, is one of the largest Motorized Valve Manufacturers & suppliers in China. All COVNA products are designed and manufactured by experienced industry engineers to provide suitable solutions. In Stock. No Minimum Order Quantity, OEM/ODM Service Offered• Types: Motorized Ball Valve and Motorized Butterfly Valve• Applicable Standard: GB, ANSI, JIS, DIN, etc• Material: Stainless Steel, Cast Iron, WCB, PVC, etc• Voltage: 12 Volt DC, …
Control Valve working, Components & Types:- A control valve is used as a final control element in a closed loop system to automate specific processes which involves transportation of fluids from one place to another. It is a device which is used to control the flow rate of the fluid by varying the size of the …