As the name implies, sanitary valves refer to valves that meet sanitary standards (medical standards or food standards). The valve body must meet the sanitary standards of stainless steel. All parts in contact with the medium are mirror polished. The polishing and cleanliness must meet the sanitary standards. The hygienic standards of valve components are …
Pneumatic ball valve working principle Pneumatic Ball Valve is composed of pneumatic actuator and ball valve, replacing manual operation, not only saves a lot of manpower and material resources, but also can control multi-ball valve. Pneumatic Ball Valve actuator to work with the valve body can quickly open and close, the speed can be cut …
Fire-proof and anti-static ball valve is a kind of pipelines that can be used for natural gas, artificial coal gas, liquefied gas, city gas and non-corrosive gas. It has anti-static and fire protection devices, that is, it is installed between the ball and the valve stem, the valve stem and the valve body. The conductive …
Cryogenic valves, as the name implies, are valves that can work in cryogenic and cryogenic conditions. The operating temperature is demarcated. Valves with operating temperatures below -40°C are usually called cryogenic valves, which are mainly used for gas liquefaction, For separation, transportation and storage equipment, the operating temperature can reach below -270℃. Currently, there are …
Valve leakage is very common in life and industrial production, and the impact is very large. In the light, it will cause waste or bring danger to life. For example, the leakage of tap water valve will lead to serious consequences, such as the chemical industry. Toxic, harmful, flammable, explosive and corrosive media leakage, etc., …
Valves often have some troublesome problems during use, for example, the valve is not closed tightly or tightly. What should I do? Under normal circumstances, if it is not tightly closed, first check to see if the valve is closed in place. If there is still leakage and cannot be sealed after it has been …
On September 26, the 14th Greater Bay Area Environmental Engineering Salon and Environmental Industry Forum was held and organized by COVNA Automation Co., Ltd and other 13 companies in Dongguan Yuelai Garden Hotel. In this regard, more than 10 media reported on the forum. As the largest environmental protection industry salon in South China, it …
Gate valve, also called gate valve, is mainly composed of valve body, bonnet, gate, valve stem, valve seat and sealing packing. It is one of the most common valve types in isolation valves. The main purpose of the gate valve is to cut off the fluid. For this reason, it is usually called a cut-off …
A ball valve is a valve with a ball as a closing part, which is mainly composed of a valve body, a valve seat, a ball, a valve stem, a handle (or other driving devices, such as electric actuators, pneumatic actuators or hydraulic actuators). The valve stem drives and rotates around the axis of the …
Working principle of butterfly valve: The butterfly valve is a kind of valve that is opened and closed according to the rotating valve stem while driving the disc plate to rotate. In the cylindrical channel of the butterfly valve body, the disc-shaped butterfly plate rotates around the axis, mainly rotating the disc plate 90C; for …