| Media: | Gas, Water, Steam |
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| Connection Form: | Double Flange |
| Driving Mode: | Electric, Manual |
| Nominal Pressure: | ANSI CLASS 150-900 |
| Channel: | Straight Through Type |
| Structure: | Floating Ball Valve |
| Samples: |
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| Customization: |
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Stainless steel ball valves come in several variations to suit different applications and operating conditions. Here are some common kinds of stainless steel ball valves:
Two-Piece Stainless Steel Ball Valve: In a two-piece design, the valve body is made of two separate pieces that are bolted or threaded together, with the ball and stem assembly inside. This design allows for easy maintenance and repair.
Three-Piece Stainless Steel Ball Valve: Similar to the two-piece design, but with an additional middle section that can be removed, allowing for easy access to the ball and seals for maintenance or replacement without disconnecting the valve from the pipeline.
One-Piece Stainless Steel Ball Valve: In a one-piece design, the valve body is formed from a single piece of stainless steel, which provides added strength and durability. These valves are often used in high-pressure or high-temperature applications.
Top Entry Stainless Steel Ball Valve: Top entry ball valves have a removable top flange or cover, allowing access to the internals of the valve, including the ball and stem, without removing the valve from the pipeline. This facilitates maintenance and repair without disrupting the piping system.
Floating Ball Stainless Steel Ball Valve: In a floating ball design, the ball is free to move within the valve body, and it is held in place by the pressure of the fluid. This design provides tight sealing at low to moderate pressures and is suitable for general-purpose applications.
Trunnion Mounted Stainless Steel Ball Valve: In a trunnion mounted design, the ball is supported by trunnion bearings, which reduce friction and ensure smooth operation, especially in high-pressure or high-temperature applications. These valves are often used in critical or demanding environments.
Full Port Stainless Steel Ball Valve: Full port ball valves have a larger ball and flow path diameter, allowing for maximum flow capacity with minimal pressure drop. They are suitable for applications where high flow rates are required, such as in pipelines or process systems.
Reduced Port Stainless Steel Ball Valve: Reduced port ball valves have a smaller ball and flow path diameter compared to full port valves, which may result in some flow restriction. These valves are often more compact and cost-effective and are suitable for applications where space is limited or flow rates are lower.
Multiport Stainless Steel Ball Valve: Multiport ball valves have multiple ports and flow paths, allowing for more complex flow control configurations, such as diverting, mixing, or bypassing flow. They are used in applications where multiple flow paths are required, such as in distribution or manifold systems.
Two-Way or Multiport Configurations: Stainless steel ball valves can be configured for two-way flow (on-off control) or multiport designs for diverting flow in different directions.
Manual or Automated Operation: They can be operated manually using a handle or lever for simple on-off control, or they can be automated using actuators (such as pneumatic, electric, or hydraulic actuators) for remote operation and precise flow control.
Quarter-Turn Operation: Stainless steel ball valves typically operate on a quarter-turn mechanism. When the handle is turned 90 degrees, the ball rotates within the valve body, either opening or closing the flow passage.
Sealing Mechanism: Stainless steel ball valves may feature various sealing mechanisms, including resilient seats made of materials like PTFE or metal-to-metal seals, depending on the application requirements and operating conditions.
Operation:
Open Position: When the handle is turned or lever is actuated to the open position, the ball rotates 90 degrees, aligning the hole in the ball with the inlet and outlet ports. This creates an unobstructed flow path, allowing fluid to pass through the valve.
Closed Position: When the handle is turned or lever is actuated to the closed position, the ball rotates back 90 degrees, perpendicular to the flow path. This blocks the flow of fluid by closing off the inlet and outlet ports with the solid part of the ball, effectively sealing the valve shut.
Quarter-Turn Operation: Stainless steel ball valves typically operate on a quarter-turn mechanism, meaning that the valve only needs to be turned 90 degrees from fully open to fully closed or vice versa. This makes them quick and easy to operate.
A stainless steel ball valve actuator is a mechanical device used to automate the operation of a stainless steel ball valve. It provides the means to remotely open or close the valve without manual intervention. Here are some key points about stainless steel ball valve actuators:
Types of Actuators: There are several types of actuators that can be used with stainless steel ball valves, including:
Electric Actuators: These actuators use an electric motor to operate the valve. They are often used in applications where precise control, automation, and remote operation are required.
Pneumatic Actuators: Pneumatic actuators use compressed air to operate the valve. They are commonly used in industrial applications where quick operation and reliability are essential.
Hydraulic Actuators: Hydraulic actuators use hydraulic pressure to operate the valve. They are suitable for high-force applications and environments where high temperatures or corrosive conditions are present.
Manual Override: Some actuators may have a manual override feature, allowing the valve to be operated manually in case of power failure or emergency.
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