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4 inch Steam Ball Valves, We insist on the principle of "Credit being primary, Customers being the king and Quality being the best", we have been looking forward to the mutual cooperation with all friends at home and abroad and we'll create a bright future of business.

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    Pneumatic flanged butterfly valve can be divided into elastic seal and metal seal according to the sealing form. The elastic seal materials include NBR and fluororubber, the hard seal butterfly valve is multi-layer metal hard seal, which has the advantages of elastic seal and excellent sealing performance at low temperature. Compared with the clip type butterfly valve, the pneumatic flanged butterfly valve has higher pressure resistance. Generally, the flange type butterfly valve is used in the high pressure condition.
  • High Performance Double Eccentric Butterfly Valve

    High Performance Double Eccentric Butterfly Valve

    The High Performance Double eccentric butterfly valve produced by Milestone Valve Co Ltd. is mainly used in water conservancy, power plants, smelting, chemical industry, environmental facility construction and other systems for drainage, especially suitable for water pipelines, as regulation and interception equipment.
  • Metallic Hard Sealing Butterfly Valve

    Metallic Hard Sealing Butterfly Valve

    You can rest assured to buy Metallic Hard Sealing Butterfly Valve from Milestone factory and we will offer you the best after-sale service and timely delivery. Three eccentric design of Metallic Hard Sealing Butterfly Valve avoids the sealing surface wear,maintenance seal integrity and high service life.
  • High performance Butterfly control valve

    High performance Butterfly control valve

    Milestone as the professional manufacturer, we would like to provide you high quality High performance Butterfly control valve. High performance Butterfly control valve is a simple regulating valve that can be used for switching control of low-pressure pipeline media; it can be used to control air, water, steam, various corrosive media, mud, oil, liquid metal, and radioactive media. It mainly plays the role of cutting off and throttling on the pipeline.
  • Electric Stainless Steel Gate Valve

    Electric Stainless Steel Gate Valve

    The electric stainless steel gate valve adopts a metal hard seal, and the sealing effect is reliable; the electric stainless steel gate valve has good performance and beautiful shape. The surface of the stem of the electric stainless steel gate valve is nitridated, which has very good effects on wear resistance and corrosion resistance. The electric stainless steel gate valve uses an elastic gate structure with very low friction and is equipped with an impact manual. It can be turned on and off easily.
  • Cryogenic Gate Valve

    Cryogenic Gate Valve

    Cryogenic gate valve is suitable for methane, liquid natural gas, ethylene, carbon dioxide, liquid ammonia, liquid oxygen, liquid nitrogen, liquid hydrogen and other low temperature media.
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  • ​Understand the functions and advantages of butterfly valves

    Butterfly valve is a type of valve widely used in industrial pipelines. It uses a rotating disc to control and cut off the flow of the medium in the pipeline. Compared with other valve types, butterfly valves have higher flow control efficiency and faster response speed, so they are widely used in some demanding fluid control situations.

  • How steam stop valve works

    It is not only suitable for medium and low pressure, but also for high pressure. For example, steam cast steel check values, especially bellows check values, are used in projects involving water, oil, steam, gas and other media. Since they are so widely used, this article analyzes its working principle in detail to help users understand and application.

  • What are the disadvantages of ball valves?

    ​Ball valves are a popular type of valve used in a variety of industries, including chemical, oil and gas, and water treatment.

  • Where are pneumatic butterfly valves used?

    In industrial control, the pneumatic actuator principle structure drives the air source from port A, the gear shaft rotates counterclockwise, and the valve Open the pneumatic actuator principle structure in the industrial control to drive the air source from port B, the gear shaft rotates clockwise, and the valve closes.

  • How to choose electric valve and pneumatic valve

    Due to the cushioning characteristics of the gas itself, it is not easy to be damaged due to jamming during the operation, but there must be a gas source, and Its control system is also more complicated than electric valves.

  • What are the functions of the Stainless Steel Butterfly Valve?

    ​Stainless Steel Butterfly Valves are an essential part of many industrial processes. They are used in a variety of applications to regulate the flow of various kinds of fluids, including gas, steam, water, and oil among others.

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