Plug Valve
Your Professional Plug Valve Supplier
Our goal is to become your true partner in the field of plug valve in China. Hongchuang is a precision automatic machine tool manufacturer specializing in R & D, manufacturing and sales. The company's strategic positioning is to become an industry leader in the field of automation equipment and to provide customers with a full range of product and service solutions. Our company is committed to applying advanced manufacturing technology and strict quality control standards to every product. The price is competitive and the product is quality-assured, which is a good choice for your long-term cooperation.
Product Application
Our company's main products include multi-axis multi-station turret machines; automatic punching machines, automatic wire stripping machines, mirror machines, flat head machines; automatic CNC lathes and other special machines. Mainly used in valve manufacturing, automotive parts manufacturing and other industries.
Product Market
The marketing network of these products is spread all over the world, including Russia, India, Bangladesh, the Middle East, Europe and the United States.
Our Team
Our technical team is composed of technical experts and engineers with decades of experience. Our sales team is composed of highly qualified sales staff. Our production team is composed of a group of well-trained, tolerant and productive workers.
Our Service
The company has a professional sales team to provide you with high-quality pre-sales consulting services. During the order production process, customers can communicate with us at any time to understand the production progress. At the same time, we provide high-quality after-sales service to meet the different needs of customers.
Advantages of Plug Valve
Excellent sealing: Another advantage of plug valves is their excellent sealing. They shut off completely when closed, minimising leakage and the flow of fluids that could be dangerous or contaminate the surroundings.
Engineered to last: Plug valves are manufactured from resilient metals or high-performance polymers that are engineered to last. This helps to prevent wear and tear, and can withstand extremely demanding operating conditions, ensuring a longer service life.
Bi-directional flow: Bi-directional flow is a benefit of using plug valves, which means that fluid can flow either way through in the system. In addition to providing this benefit, plug valves also make installation easier because, since flow can happen in both directions, there’s no need to consider specifically which direction the fluid should move through the valve at the time of installation.
Simple design: Because they are made of rugged cast-iron material, have a simple design, and the plug can be pulled out easily, the valves need a few moving parts for their operation, which results in negligible maintenance and hence minimum downtime.
Application of Plug Valve
Asphalt and bitumen industries: Plug valves are a popular choice in the asphalt and bitumen industries due to their robust design and ability to handle the challenging conditions involved. Plug valves provide excellent sealing, preventing leaks of the highly viscous and often hot materials. They can be can be operated quickly and easily, even with gloves on, which is important in harsh industrial environments.
Oil piping systems: Plug valves are extensively used in oil piping systems, where they play a crucial role in regulating the flow of crude oil, refined products, and various petroleum derivatives. These valves are well-suited for handling the high pressures and demanding conditions commonly encountered in oil pipelines.
High-pressure & extreme temperature flow systems: Plug valves excel in high-pressure and extreme temperature flow systems, such as those found in power plants, refineries, and industrial processes. These valves are designed to handle the challenging conditions often associated with such applications.
Chemical servicing: In chemical processing industries, plug valves are widely employed to control the flow of various chemicals, acids, and corrosive substances. The materials used in plug valves can be selected to resist chemical attacks and provide excellent corrosion resistance.
Corrosive substances processing: Whether in the pharmaceutical, petrochemical, or water treatment industries, plug valves can effectively manage corrosive fluids while maintaining a reliable seal.
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Product name |
Plug valve |
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Sizes |
1-13/16” to 4-1/16” |
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Working pressure rating |
2,000 to 15,000 psi |
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Temperature rating |
-20° F to 350° F (P + X) |
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Performance requirement |
PR-2 |
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Product Specification Level |
PSL-1 thru’ PSL-3 |
Lubricated plug valves: Highly suitable for dirty upstream applications, the cast iron lubricated plug valves can handle abrasive or corrosive materials and do not get clogged. These plugs require frequent resealing for maintaining optimum effectiveness.
Non-lubricated plug valves: Used in settings that prioritize low-maintenance applications, non-lubricated plug valves include elastomer sleeved, lift-type, and fully lined plug valves.
Expandable plug valves: These valves comprise multiple components and a complex rotation motion that helps in avoiding wear or abrasions to the seals. They are a good fit for preventing product contamination in applications that do not require double isolation.
Eccentric plug valves: Ideal for applications that need a higher seating force and minimal friction from open to closed position, eccentric plug valves find a place in a wide range of isolation or flow control systems. This includes sewage, sludge and slurries, air, and other services.
Materials of Plug Valves
Plug valves are constructed from various materials to suit different applications and fluid types. Common materials used for plug valves include carbon steel, stainless steel, cast iron, bronze, and advanced alloys. The choice of material depends on factors such as the type of fluid, pressure, temperature, and corrosion resistance required for the specific application.
Components of a Plug Valve
Body
The main structure that houses the plug and provides connection points for piping.
Plug
The rotating element that controls flow.
Stem
Connects the plug to the actuator and facilitates plug rotation.
Actuator
Mechanism for manually or automatically operating the plug.
Seats
The surfaces against which the plug seals when closed, preventing leakage.
Seals and Bearings
Ensure tight sealing and smooth operation of the plug within the valve body.
The plug valve is a high-quality industrial valve designed for use in various applications. With a customized port size and size, this valve offers flexibility and adaptability to suit different industrial needs. Its silver color adds a sleek and professional look to any industrial setup. The valve is expertly sealed to prevent any leakage, ensuring efficient and reliable performance.
Installation Notes of Plug Valve
Make sure the valve is open. Heat the pipe first. Transfer as much heat as possible from the pipe to the plug valves. Avoid prolonging the heating time of the plug valves.
Use gauze or wire brush to remove the pipe and cutting parts to make the metal surface shine. It is not recommended to use steel wool. First cut the pipe along the vertical direction, trim and remove burrs, and measure the pipe diameter. Apply flux to the outside of the pipe and the inside of the welding cover. The flux must completely cover the welding surface. Please use flux temperately.
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Packing |
Outside package: Standard export wooden cases. Inner package: Stretch film. |
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Shipping |
Container transport, by sea. |