Globe Valve Manufacturer in Italy

Globe Valve Manufacturer in Italy
Valvesonly Europe are the best Globe valve manufacturer in Italy. A globe valve is a type of linear motion valve used to control the flow of fluids through a pipeline. It consists of a movable disk (or plug) and a stationary ring seat in a globular body. The disk is connected to a stem, which is operated by a handwheel or actuator. When the handwheel is turned, the stem moves the disk up or down into the flow path, either allowing or restricting the flow of fluid through the valve. Globe valves are known for their precise throttling capability, meaning they can regulate flow rates by adjusting the position of the disk to partially open or close the valve. This design makes globe valves suitable for applications where accurate flow control and throttling are required.
How does Globe Valve operate?
The operation of a globe valve involves the movement of the disk or plug against the stationary seat to modulate flow. When the valve is open, the disk is lifted away from the seat, creating a passage for fluid flow. Conversely, when the valve is closed, the disk is pressed firmly against the seat, cutting off the flow completely. Globe valves can be operated manually or with actuators for automated control. They are commonly used in industries where precise regulation of fluid flow and reliable shut-off capabilities are essential.
As Globe valve manufacturer in Italy, we offer different types of valves:
Pressure Seal Globe Valve DIN Globe Valve Bellow Seal Globe Valve BS Globe Valve Forged Steel Globe Valve API Globe Valve Y Type Globe Valve ANSI Globe Valve Angle Type Globe Valve
What is the difference between globe valve and gate valve?
Internal Structure and Operation: Globe valves have a mechanism where a disc (or plug) moves up and down against the flow of the fluid. This movement allows for fine control over the flow rate because the extent of the opening can be adjusted precisely. The flow direction in a globe valve is usually perpendicular to the valve seats. Gate valves, on the other hand, have a gate (a flat or wedge-shaped disc) that moves perpendicular to the flow direction. Gate valves are designed primarily for fully open or fully closed service; they are less suitable for throttling applications compared to globe valves because they tend to offer less precise flow control. Applications: Globe valves are commonly used in applications where throttling or frequent operation is required, such as regulating flow in pipelines or controlling the flow of steam. They are also used in systems where leakage past the seat is not critical. Gate valves are typically used in applications where the valve is fully open or fully closed, such as in isolation or shutoff applications. They are often used in systems where tight shutoff is required, as they can provide a tight seal when fully closed. Flow Characteristics: Globe valves offer better throttling capability and more precise control over flow rates due to the linear motion of the disc against the flow. Gate valves have a more linear flow characteristic when fully open, but they are not suitable for fine throttling because of their design. Size and Pressure Ratings: Both globe valves and gate valves come in various sizes and pressure ratings, but typically gate valves can handle higher pressures and larger pipe diameters compared to globe valves.
While both globe valves and gate valves control flow in piping systems, their designs and operational characteristics make them suitable for different types of applications. Globe valves excel in throttling and regulating flow, whereas gate valves are preferred for on/off applications where a tight seal is crucial when fully closed.
Can Globe Valve be installed horizontally?
Yes, globe valves can be installed horizontally in certain applications, but it's important to consider a few factors. When installed horizontally, the stem and disk orientation can affect their operation and performance. Proper orientation ensures that gravity does not impede the movement of the valve components. In horizontal installations, globe valves should typically be oriented with the stem and disk in a vertical position to maintain optimal functionality. This positioning helps ensure that the valve can effectively regulate flow and maintain a tight seal when closed, especially under varying pressure conditions. Additionally, proper orientation reduces the risk of stem binding or leakage, which can occur if the valve is not correctly aligned. Therefore, while globe valves can be installed horizontally, attention to proper orientation is crucial for reliable and efficient operation in such configurations.
Where are globe valves used?
They are used in steam and water boiler systems for regulating and controlling the flow of steam or water. They are found in chemical plants, refineries, and other process industries where precise control over flow rates is essential. Globe valves are used in shipboard systems for controlling seawater, fuel, and other fluids. They are used in power generation plants for regulating the flow of steam and water in turbines and other equipment. These valves are used in pipelines and refineries for controlling the flow of crude oil, natural gas, and other fluids. They are used in water treatment plants for regulating the flow of water and chemicals.
Advantages:
Globe valves provide excellent throttling capability, allowing for precise regulation of flow rates across a wide range. They have a good sealing capability, providing reliable closure against flow, which helps in preventing leakage. They can be used in a wide range of applications, from low to high-pressure systems, and are suitable for both on/off and throttling service. They are robust and durable, capable of withstanding high pressures and temperatures, making them suitable for demanding environments. They are relatively simple in design, making them easier to maintain and repair compared to some other types of valves. They are available in various sizes and can be manufactured from different materials. They are less prone to seat and disk wear compared to other types of valves, ensuring reliable long-term operation. They can be configured with different types of actuators (manual, electric or pneumatic) for remote or automated operation as per the application requirement.
Description:
Body material: Cast Iron, Cast steel [A216 WCB, WCC, LCB, LCC, WC6, WC9], Ductile Iron, Stainless Steel [SS316, SS304, SS316L, SS904L, CF8, CF8M, F304, F316, F31L, F51, F3, F55, F91] Class: 150 – 2500 Nominal pressure: PN10 – PN 450 Size: DN 10 – DN 1200 Ends: Butt weld, Flanged, threaded, socket weld Operations-: Hand-wheel operated, Pneumatic actuated, Electric actuated, Gear operated
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