Flanged Ball Valve
- Body: Cast Iron
- Bonnet: Cast Iron
- Ball: Stainless Steel SS304
- Seat & Gasket: PTFE
- Stem: Stainless Steel SS304
- Stem Packing: PTFE
- Lever: Ductile Iron
- Paint: Fusion-Bonded Epoxy
- Reliability: Flanged ball valves are designed to be sturdy and durable, providing excellent reliability. They can withstand high pressure and high temperature environments.
- Fluid control: Flanged ball valves have a through-hole inside the ball that allows for effective fluid control by rotating the valve. This design makes flanged ball valves highly efficient in fluid control.
- Ease of operation: Flanged ball valves can be operated manually or automatically, making them easy to use and control. Manual flanged ball valves usually come with a handle that can be rotated to open or close the valve.
- Quick shut-off: Due to their quarter-turn operation, flanged ball valves can provide quick shut-off capabilities, allowing for immediate flow control in emergencies or maintenance situations.
- Versatile applications: Flanged ball valves can be used in a wide range of applications, including industrial processes, pipelines, and water distribution systems.
- Bi-directional flow: Flanged ball valves offer bi-directional flow control, allowing the flow of fluids in both directions.
- Low pressure drop: Flanged ball valves have a low-pressure drop, ensuring minimal energy loss during fluid control.
- Leak-proof design: Flanged ball valves are designed to provide a secure seal, preventing leakage and ensuring system integrity.
| Attribute | Details |
|---|---|
| Size Range | NPS 1 to 12 / DN 25 to 300 |
| Body Materials | Stainless Steel (CF8M), Carbon Steel (WCB), Special Alloys |
| Temperature Range | -50°F to 650°F (-46°C to 343°C) |
| Stem Materials | ASTM A479 Gr 316, 17-4PH, Monel |
| Maximum Allowable Operating Pressure | RF15: ASME Class 150, RF30: ASME Class 300 |
| Seat Materials | ASTM A479 Gr 316, 17-4PH, Monel |
| Optional: | Tek-Fil®*, PEEK, UHMWPE, RPTFE, Metal |
| Shutoff Rating | ASME Class VI with Zero Leakage |
| Ball Materials | Stainless Steel (CF8M) |
| Body Style | One Piece |
| Design Standard | ASME B16.34, API 608, MSS SP72, NACE MR0175 |
| Testing Standards | API 598, ASME B16.34, MSS SP 61 |
| Certifications | API 607, ATEX, CRN, NSF 61/372, PED, PE(S)R, TR CU, SIL |
| Flange Drilling | ASME B16.5 |
| Ports | Standard Port |
| Face to Face | ASME B16.10 |
| Applications | Process, Tank Farms, Fueling, Oil & Gas |
A flanged ball valve is an essential component in many industrial applications where fluid flow control is critical. This type of valve is designed to provide a tight seal, ensuring that the fluid flow is efficiently managed, whether the valve is in an open or closed position. The flanged connection offers a secure and reliable method of installation, making it a preferred choice for industries such as oil and gas, water treatment, chemical processing, and more.
How a Flanged Ball Valve Works
The core mechanism of a flanged ball valve revolves around a spherical ball with a hole (known as a bore) through its center. When the valve is in the open position, the bore aligns with the pipeline, allowing fluid to flow freely. Conversely, rotating the ball 90 degrees moves the bore perpendicular to the pipeline, blocking the flow and putting the valve in the closed position. This simple yet effective design makes ball valves one of the most reliable and durable types of valves available.
Types of Flanged Ball Valves
Flanged ball valves come in various types to cater to different applications and operational requirements:
- Floating Ball Valve: In a floating ball valve, the ball is not fixed but rather held in place by the valve seats. When fluid pressure is applied, the ball is pushed against the downstream seat, creating a tight seal. This type of valve is commonly used in lower pressure applications.
- Trunnion Ball Valve: Unlike the floating ball valve, a trunnion ball valve has a ball that is anchored by trunnions, or supports, at the top and bottom. This design is better suited for high-pressure applications as it reduces the torque required to operate the valve.
- Multi-Port Ball Valve: Multi-port ball valves are designed to control flow in more than two directions, allowing for complex flow patterns within a single valve body. These valves are ideal for applications that require frequent flow direction changes.
Advantages of Using a Flanged Ball Valve
The flanged ball valve offers several advantages over other types of valves:
- Tight Seal: The design of the ball valve ensures a tight seal when closed, minimizing the risk of leakage and ensuring reliable operation.
- Durability: Ball valves are known for their robust construction, often made from materials like stainless steel, which resists corrosion and wear.
- Ease of Operation: A simple 90-degree rotation of the handle or actuator controls the flow, making the valve easy to operate and reducing the likelihood of operational errors.
- Versatility: Flanged ball valves are available in a wide range of sizes and pressure ratings, making them suitable for various industrial applications.
Material Considerations
The choice of material for a flanged ball valve depends on the application and the type of fluid being controlled. Common materials include:
- Stainless Steel: Ideal for applications involving corrosive fluids or where hygiene is critical, such as in the food and beverage industry.
- Carbon Steel: Often used in high-pressure applications due to its strength and durability.
- Cast Iron: Suitable for lower pressure applications and is often used in water treatment and HVAC systems.
Installation and Maintenance
Installing a flanged ball valve is straightforward, thanks to the flanged connection, which allows for easy alignment and secure attachment to the pipeline. Regular maintenance is minimal, as the valve’s design minimizes wear and tear. However, periodic inspections are recommended to ensure optimal performance and longevity.
Applications of Flanged Ball Valves
Flanged ball valves are commonly used in various industries, including:
- Oil and Gas: For controlling the flow of crude oil, natural gas, and other hydrocarbons.
- Water Treatment: To manage the flow of water and other treatment chemicals.
- Chemical Processing: For handling aggressive chemicals and ensuring safe and reliable operation.
- Power Generation: To control the flow of steam, water, and other fluids in power plants.
Conclusion: Why Choose Jhy Group for Your Flanged Ball Valves?
When it comes to reliable and high-quality flanged ball valves, Jhy Group stands out as a trusted supplier. With years of experience in the valve manufacturing industry, Jhy Group offers an extensive range of ball valves designed to meet international standards, including ASME B16.34 and Japanese Industrial Standards (JIS). Our valves are crafted from the finest materials, ensuring durability, corrosion resistance, and consistent performance in even the most demanding environments.
At Jhy Group, we pride ourselves on providing solutions that enhance the efficiency and safety of your operations. Whether you need a standard flanged ball valve or a customized solution, our team is ready to assist you.
Explore our product catalog and browse our entire product line to find the perfect valve for your needs. Trust Jhy Group, your reliable partner in fluid control solutions.
