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Large diameter butterfly valve
Performance comparison of large diameter butterfly valve and gate valve: The gate valve has large volume and takes up large space. It can bear great pressure. The butterfly valve has small volume and occupies small space. Can withstand the pressure is relatively small. Specific selection, but als...Read more -
Y strainer
It is usually installed at the inlet end of pressure reducing valve, pressure relief valve, constant water level valve or other equipment to remove impurities in the medium and protect the normal use of the valve and equipment. The Y-type filter is basically the same in appearance (Y-type), and i...Read more -
How to deal with the jitter problem of pneumatic high pressure regulating valve
When the pneumatic high-pressure control valve encounters the jitter problem, we should calmly analyze it. In fact, we can first check whether the valve command changes in data to process it separately. Next, please look! If the servo control valve is not changed, the problem may occur. If the va...Read more -
Treatment method of regulating valve often stuck or blocked
1. Cleaning method The welding slag, rust and slag in the pipeline cause blockage or jamming in the orifice, guide part and balance hole of the lower valve cover, resulting in pulling and scratch on the surface of the valve core and guide surface, and indentation on the sealing surface. This ofte...Read more -
What’s the difference between needle valve and globe valve
l Needle valve is a kind of adjustable valve, which is widely used, such as cutting distance for flame cutting, and the knob for adjusting flame temperature is needle valve. Needle valve is an important part of instrument measurement pipeline system, which mainly includes globe valve and ball va...Read more -
The installation and maintenance of ball valve is related to its service life
l Installation of ball valve 1. Any section of the ball valve can be installed at the upstream end, and the handle ball valve can be installed at any position of the pipeline. If the ball valve is equipped with actuator (such as gearbox, electric pneumatic actuator), it must be installed vertic...Read more -
There Are Several Types Of Valve Connection
The main forms of the valve are flanges, threads, card sleeves, clamps, intemal self tightening, welding, clips and so on. They are suitable for different occasions, and the fllowing are introduced in detail. 1, flange connection is the most frequently used connection form in valves. According to...Read more -
Safety valve performance requirements
he safety valve is a safety device used to prevent the pressure in the pressure equipment from exceeding the allowable value. The function of the safety valve is realized by the following action process: When the system reaches the maximum allowable pressure, the safety valve can open accurately,...Read more -
Bellows Seal Valve
OPERATIONAL SERVICE FEATURES In a maintenance aspect, it is true that this type of valve is accounted less than any other type, but the valve have some important advantages as follows: 1.Useful life is ensured. 2.There is a grease nipple on all be...Read more -
High Pressure Forged Steel Valve
HIGHER INTEGRITY By selecting valve with a forged body the user automatically increases the safety and integrity of their plant and process equipment. It has long been known that forged valve are tougher, more r...Read more -
Working principle of pneumatic regulating valve
Pneumatic regulating valve refers to the pneumatic control valve, which takes the air source as the power, the cylinder as the actuator, the 4-20mA signal as the driving signal, and drives the valve by means of the accessories such as the electrical valve positioner, con...Read more
