Gate & Globe Valves

Globe valves, perfect for regulating flow within pipelines, offer precise control due to their spherical design. Suitable for various industries, they ensure operational efficiency and peak performance. Brands like LVF, Fluval, and SAMSON provide diverse options. Conversely, gate valves, prevalent in many sectors, operate with a gate-like disc for on/off control and minimal pressure drop, though they aren’t suitable for flow throttling to avoid damage and wear.

Gate Valves

Gate valves are prevalent across numerous sectors, functioning by a gate-like disc that moves perpendicularly to control fluid flow. These valves are ideal for on/off control, providing a straight-through path with little pressure drop when fully open. However, they are not designed for flow regulation or throttling, as this can cause vibrations, chatter, and damage to the valve's components, including erosive impacts on the disc.

Product Ranges: Slurry Tanker, Brass, Bronze, Cast / Ductile Iron, & WRAS Approved
Applications: Potable/Waste Water, Cooling Systems, Oil, Gases, Air, Farming & Agriculture
Size Range: 1/4" to 64"
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Key Features

Key features and benefits of Gate Valves
1

Key Features

A primary characteristic of a gate valve is its capacity for a secure and leak-proof closure when completely shut. These valves are engineered to form a seal by placing a gate or wedge across the flow, thereby stopping fluid passage. This trait is especially valuable in scenarios where a reliable and effective shut-off is essential.
2

Key Features

Soft sealing is a modern technique that involves inserting plastic or synthetic rubber rings into the disk or body seat rings, enhancing the seal with metal-to-metal contact. This method offers superior sealing properties across a broad temperature range for various fluids.
3

Key Features

The wedge-style disc is available in a flexible model, designed to prevent sticking in high-temperature applications with significant temperature fluctuations. This version retains the disc's single-piece structure, while the seating surfaces are independent, connected only by a brief central axle.

Globe Valves

Globe valves regulate flow within pipelines, providing dependable control and shutoff features. Their spherical shape enables fine adjustments, making them suitable for various industrial uses. As crucial elements in fluid management systems, they ensure continuous operation and peak performance. Explore a unique selection of brands, including LVF, Fluval, SAMSON, and others. Find your ideal match.

Product Ranges: SAMSON Globe Control, Dikkan Marine, LVF Forged, & TTV Fluval Heavy Industrial
Applications: Chemical Processing, Steam Services, Cooling Systems, Fuel Oil Systems, Water Treatment, & Marine
Size Range: 1/2" to 32"
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Key Features

Key features and benefits of Globe Valves
1

Key Features

Globe valves provide excellent throttling capabilities, which allow for very precise control of flow. The valve's design enables fine adjustments in the flow rate, making it suitable for applications where flow must be closely managed.
2

Key Features

The design of globe valves typically includes a plug-type disc which can make a tight seal with the valve seat. This feature ensures minimal leakage and is particularly beneficial in applications requiring a reliable shutoff mechanism.
3

Key Features

While globe valves are known for causing a significant pressure drop, this can be advantageous in certain applications. The pressure drop across the valve helps in controlling the flow rate and reduces the speed at which the fluid travels.

Frequently Asked Questions

A gate valve is a type of valve that uses a gate or wedge-type mechanism to control the flow of fluid through pipes. It is typically used in applications requiring a straight-line flow of fluid and minimum restriction.

Gate valves are primarily used for on/off control of water, oil, gas, and other fluids in sectors like oil and gas, water management, and manufacturing.

Globe valves regulate flow in a pipeline through a movable disk-type element and a stationary ring seat, typically used for throttling flow. Gate valves, on the other hand, provide a shutoff mechanism and are not suitable for flow regulation.

Globe valves are used for applications that require precise flow control and regulation, such as in fuel oil systems, chemical processing, and cooling systems.

It is generally not recommended to use gate valves for throttling as they are designed primarily for stopping and starting flow. Prolonged use for throttling can cause damage to the gate and seats.

Globe valves offer superior sealing capabilities, precise flow control, and the ability to manage pressure drops across the valve, making them ideal for applications requiring precise flow management.

Gate valves are typically not suitable for slurry applications as the particles can cause wear or jam the gate. For such applications, specialized valves like knife gate valves are preferred.

The choice depends on the application. Use gate valves for full open or close operations where the flow needs to be either completely stopped or allowed to pass freely. Choose globe valves when you need to regulate or adjust the flow rate.

These valves can be made from a variety of materials, including cast iron, stainless steel, brass, and PVC, depending on the specific requirements of the application regarding temperature and pressure.

Yes, globe valves are suitable for high-pressure applications due to their robust design and effective sealing capabilities.

Gate valves typically require periodic inspection to ensure that the gate and sealing surfaces are free from damage and debris, and lubrication of the stem and moving parts to ensure smooth operation.

The primary limitation of globe valves is the pressure drop across the valve, which can be significant depending on the valve design and application. They are also generally bulkier and more expensive than some other types of valves, such as ball valves.

FAQ

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Gate & Globe Valves