Knowledge

The closing part of the welding ball valve is a ball, which is a kind of valve that is opened and closed by rotating the ball around the center line of the valve body at 90 degrees. Straight-through b

Stainless steel ball valves only need to rotate 90 degrees of operation and a small torque to close tight. The completely equal body cavity provides the medium with little resistance and a straight fl

In the petroleum, chemical, metallurgical and energy industries, valves are one of the most widely used fluid control equipment. As an important part of the pipeline system, there are many specificati

The regulating valve is the main type of actuator, by accepting the control signal output by the regulating control unit, with the help of dynamic operation to change the fluid flow. Control valves ar

In the fields mainly represented by industrial production and civil water, gate valves are an essential equipment, which can seal the liquid in an area well to support regional managers in scheduling,

Fluorine-lined regulating valve in the use process sometimes due to the principle of the medium, leading to the fluorine-lined regulating valve stuck or blocked, can not work normally, at this time, i

Programmed valve is controlled through the program, the use of electric actuator to control the valve switch, generally through remote communication to the actuator issued instructions to achieve remo

Pneumatic control valve is compressed gas as the power source, with the cylinder as the actuator, and with the help of valve positioner, solenoid valve, gas filter and other accessories to drive the v

Pneumatic programmable valves are mainly used in various pressure or temperature variable gas separation devices, and require frequent switching of various industrial fluid transport occasions. It is

1. Air supply port The air supply port of the control valve refers to the port that receives the pressure of the air source, which is generally used to provide the power required for the movement of t

Plug valve advantages 1, the plug valve is used for frequent operation, quick and lightweight opening and closing. 2, plug valve fluid resistance is small. 3, plug valve structure is simple, relativel

Power station valve, chemical valve, metallurgical valve, high temperature and high pressure valve and other valves in the chemical control system with a high degree of automation, the regulator as th