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When choosing valve products, purchasers should not only pay attention to which cryogenic ball valves can be trusted, but also pay more attention to the maintenance methods associated with the later application of the ball valves. After all, the valve is different from some other products. They are applied in many types of environment, likely to be affected by the conditions, such as sealing, loos...
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Metal seated butterfly valve is that both sides of the seal are made of metal material or other hard materials. This seal has relatively poor sealing performance, but is resistant to high temperatures, abrasion and mechanical properties. Metal seated is often combined of such as: steel + steel, steel + copper, steel + graphite, steel + alloy steel. The steel here may also be cast iron, c...
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Valves are control components in fluid transfer systems, with a variety of different functions such as stopping, regulating, diverting, preventing backflow, stabilizing pressure or overflowing pressure relief. Therefore, it can be used in many fields and has a wide range of uses. It can be used to control the flow of various types of fluids such as air, water, steam, various corrosive media, slurr...
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What are the main reasons for the damage of the sealing surface of the high-pressure ball valve during its use? Let Dervos introduce it to you! 1. Mechanical Damage During the opening and closing process, the sealing surface will be scratched, bumped, squeezed and other damages. The atoms between the two sealing surfaces penetrate each other under the action of high pressure, resulting in ad...
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Full welded ball valve is a typical narrow gap submerged arc welding product, which involves the knowledge of materials, welding technology, automatic development of welding equipment and design of pipeline ball valve. The valve seat of full welded ball valve is composed of carbonized Teflon sealing ring and butterfly spring, so it has strong adaptability to pressure and temperature changes. Appli...
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The one-piece ball valve is a wide-ranging ball valve, which is a ball valve composed of an integral one-piece valve body connected with a small bore internal thread. It is commonly used in some high-pressure working conditions requiring quick opening and closing or working conditions of toxic media. The two-piece ball valve is fixed by the two-piece valve body, which is easier to disassemble than...
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