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4 Protective Measures For Valve
When installing valves, various precautions are taken for the engineering system and the type of valve to ensure safety. The following protective measures are recommended for check valve, safety valve, pressure regulator valve, and steam trap installation to ensure proper valve operation. 1. Chec...Read more -
What Is Globe Valve?
As a globe valve manufacturer in China, COVNA manufactures globe valves in manually operated, electrically operated and pneumatically operated types to meet your project requirements. Consult us to get a free globe valve solution with the best price! sales@covnavalve.com The globe valve is a valv...Read more -
The Requirements For Installing The Electric Actuator Valve
Electric Actuator Valve action distance is larger than ordinary valve, electric valve switch action speed can be adjusted, simple structure, easy to maintain, in the course of action because of the buffer characteristics of the gas itself, not easy to be stuck and damaged, and its control system ...Read more -
6 Kinds Of Valves Commonly Used In Long Distance Pipeline
As a valve manufacturer, COVNA manufactures all kinds of valves for pipelines. Such as gate valve, globe valve, ball valve, butterfly valve, check valve and so on. Available in electrically operated, pneumatically operated and manually operated for your options. Consult us to get a free valve sol...Read more -
3 Points Should Be Noted When Selecting Solenoid Valves
1. Applicability The fluid in the pipeline must be the same as the medium specified in the selected solenoid valve series. The temperature of the fluid must be less than the nominal temperature of the solenoid valve. Solenoid valve allows liquid viscosity generally below 20CST, greater than 20CST...Read more -
11 Valves Commonly Used In Chemical Industry
1. Cock Valve Features: TN less than 150 degrees PN less than 1.6 MPA, its structure is simple, open and close quickly, easy to operate, small fluid resistance and so on Points to note: 1.1 The outer end of the stem is square, the straight line marked diagonally is closed in the direction of the...Read more -
Proper Operation Of Valve
Valve is in the fluid system, used to control the direction of fluid, pressure, flow of the device is to make piping and equipment medium (liquid, gas, powder) flow or stop and can control its flow device, valve is an important control component in fluid conveying system. PREPARATION BEFORE OPERA...Read more -
Application Of Valves In Water Supply System
The irreplaceability of water and the necessity of people’s survival determine the importance of safe operation of water supply network. However, due to subjective and objective reasons, the pipeline often appears some faults, the pipeline network is always to be updated, water users often ...Read more -
Installation Requirements for Pneumatic Actuator Butterfly Valves
1. Before installation, check all parts of the pneumatic actuator butterfly valve without missing, model no error, check the body without debris, solenoid valve and silencer without blocking 2. Leave the valve and cylinder closed. 3. Bump the cylinder against the valve (installation can be parall...Read more -
5 Common Solenoid Valves
Solenoid valves are available in different types to meet your project needs. Here we will introduce the 5 types of solenoid valves for your reference. Hope it could help you understand and know the valve deeply. (1) Gas Solenoid Valve Because of the adjustment of fuel structure in China, the pro...Read more -
Selection Guide Of Solenoid Valve
Selection Guide Of Solenoid Valve: 1. Selection of solenoid valve according to pipeline parameters: size specification (DN) , interface mode 1.1 Determine the diameter (DN) size according to the on-site pipe internal diameter size or flow rate requirement. 1.2 interface mode, generally greater th...Read more -
11 Points About Installing The Flange Butterfly Valve
The rotary center of the disc (The center of the stem) is located on the centerline of the valve body and the sealing section of the disc. Seat synthetic rubber. When closed, the outer sealing surface of the disc squeezes the synthetic rubber seat, causing the seat to deform elastically, thus for...Read more
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