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UAE Valves is one of the top Control Valve Supplier in Dubai. A control valve is a mechanical device used in various industrial processes to regulate the flow of fluids, such as gas, steam, or liquid, through a pipeline or duct. It achieves this regulation by adjusting the size of the flow passage according to signals received from a controller.

Control valves are crucial components in systems requiring precise control of flow rate, pressure, temperature, or liquid level. They are widely used in industries such as oil and gas, chemical processing, power generation, and water treatment.

Working Principle:

The working principle of a control valve is straightforward. In an industrial setting, a control valve adjusts the size of an opening to control the flow of fluid through a pipeline. When the valve is fully open, it allows maximum flow, and when fully closed, it stops the flow completely. Between these extremes, the valve can be precisely adjusted to allow a specific amount of fluid to pass through.

This adjustment is typically performed automatically based on signals from a controller, which monitors conditions such as pressure, temperature, or flow rate. Essentially, a control valve acts like a gatekeeper, regulating the flow of fluid to meet the system's requirements.

Parts of a Control Valve:

Valve Body: The main structure that contains the fluid and through which the fluid flows.

Actuator: A device that moves or controls the valve's mechanism, often powered by air, electricity, or hydraulic fluid.

Closure Element: The component that makes contact with the seat to restrict or allow flow.

Trim: Internal components such as the plug, seat, and stem that modulate the flow.

Seat: A surface against which the closure element seals to stop flow.

Positioner: A device that adjusts the valve actuator's position based on control signals.

Bonnet: The top part of the valve body that houses the stem and provides a seal.

Yoke: A support structure that holds the actuator in place and connects it to the valve body.

Stem: A rod that connects the actuator to the closure element and transmits motion.

Packing: Material that provides a seal around the stem to prevent fluid leakage.

Advantages:

Precisely controls the amount of fluid passing through a system.

Maintains the desired pressure levels within the system.

Helps maintain a stable temperature by regulating fluid flow.

Reduces energy consumption by optimizing fluid flow.

Enhances system performance by maintaining consistent operating conditions.

Prevents system overpressure and potential hazards.

Easily adjustable for various operating conditions.

Allows for control from a distance and integration into automated systems.

Designed for durability and ease of maintenance.

Ensures consistent production quality by maintaining optimal conditions.

Meets industry standards and regulatory requirements.

Industries Using Control Valves:

Control valves are used across numerous industries, including nuclear power, oil and gas, power generation, manufacturing and process industries, automotive, aerospace, mining and minerals processing, water treatment and distribution, pulp and paper, refining, marine, renewable energy, chemical and petrochemical, and steel and metal processing. These valves play a critical role in ensuring operational efficiency, safety, and compliance within these diverse sectors.

Types of Control Valves:

Three-way control valve

Cage type control valve

Double seat control valve

O type shutoff control valve

Single seat control valve

Water control valve

Globe control valve

Angle type control valve

We are a Control Valve Supplier in Dubai, supplying valves in the following descriptions:

Available Materials: Stainless Steel (SS316, SS304), Ductile Iron, Super Duplex (F51, F53, F55), Cast Iron (WCB, WCC, WC6), LCC, LCB

Class: 150 to 2500

Nominal Pressure: PN10 to PN450

Medium: Air, Water, Chemical, Steam, Oil

Operations: Electro Pneumatic Operated and Pneumatic Operated

Size: 1/2” – 24”

Ends: Butt Weld, Flanged, Threaded, Socket Weld

Electric Actuator Details:

Torque: 3 – 9 nm

Operating Pressure: 8 Bar

Port Connection: NPT 1.4”

Mounting Base: ISO 5211

Temperature: -20°C to +80°C

Configuration of a Pneumatic Actuator:

Torque: 3 – 9000 nm

Operating Pressure: 8 Bar

Port Connection: NPT 1.4”

Mounting Base: ISO 5211

Temperature: -20°C to +80°C

Temperature Ranges:

Standard: -4°F to 200°F (-20°C to 93°C)

Low: -40°F to 176°F (-40°C to 80°C)

High: 0°F to 300°F (-18°C to 149°C)

UAE Valves is the largest Knife Gate Valve Supplier in Dubai, offering long-lasting and efficient solutions for numerous industrial applications. Knife gate valve is a special valve designed for the control of tough, thick liquids, slurries, or solid-laden fluids. Knife gate valves have a sharp-edged gate that cuts through the materials and are used in various industries where the handling of abrasive or viscous media is usual.

Though often mistaken for a gate or ball valve, knife gate valves are particularly designed for applications that involve dealing with difficult flow conditions. Following is an explanation of how they function, how they differ from other types of valves, and the industries that take advantage of their application.

What is the role of a gate valve?

It is one of the most common valves to control liquid or gas current in pipelines. The basic principle behind a port valve is open/closed flow control, that is, a pipeline can either be fully opened or closed. When the gate valve is open, fluid flow is often unrestricted, but when it's closed, there is no fluid flow at all. Gate valves are applied in applications requiring a simple valve actuating device. For that reason, gate valves are most commonly used systems which carry fluids clean such as water, oil, or gas. They are however not recommended when used to regulate the flow within abrasive or viscous materials; and to that effect, numerous other valves amongst which is knife-gate valve is used.

Butterfly Vs Gate Valve

Both butterfly valves and gate valves serve the purpose of controlling flow; however, both differ considerably in design and application:

Function:

Gate Valve: It is an on/off valve that mainly employs a gate for the control of flow. A gate opens upwards or downwards to either close the flow or permit it. They are intended for full seal purposes when closed so are good for sectioning off sections of a system.

Butterfly valve. It is a quarter turn valve applied in flow regulation, where it uses a disc rotating to control the flow, and it is usually applied to situations where flow has to be controlled or modulated instead of entirely isolated. Design:

Gate Valve: It consists of a sliding gate which either blocks or opens a flow passage. This valve requires a large space and is often slow to work compared to the butterfly valve.

Butterfly valve: It is a revolving disc that permits or restricts flow. Butterfly valves are made to operate quickly and are more compact.

Application:

Gate valves are used for applications that call for full isolation since the flow may either be fully on or fully off in water distribution systems and oil pipelines. Butterfly valves have applications in services where control is required. Those include HVAC services, chemical processes, and wastewater treatment.

What is the Knife Gate Valve Used For?

The knife gate valve is applied mainly to separate or regulate the flow of thick, abrasive or solution -based materials. These valves are ideal for systems that handle media such as mud, solution, mass or chemical compounds with high viscosity. In these valves cut sharp edge gates through coarse or solid liquids that provide a reliable seal and effective separation in systems where other types of valves can fail.

Is a knife gate valve a port valve? Although both the knife gate valve and the gate valve control the fluid flow, they serve two different dimensions:

Knife gate valve: It is designed for use in applications that include separation or regulation of slurry, thick liquid or solids. The sharp canticides cut through the abrasive or sticky material and therefore fit the most difficult situations.

Gate valve: Mainly used in on/off applications for clean fluids, where a complete seal is required to completely separate the sections on a pipeline. Gate valves are not ideal for handling thick or solid-laden fluids.

Knife Gate Valve vs Gate Valve

Function: Unlike the gate valves used in a cleaner system, which are either on full current or full streams are closed, knife gate valves on/on flow control offer and are done to handle particularly difficult, abrasive or loose-based fluids.

Design: While gate valves appoint a flat gate that slides the current up or down to limit or allow, the knife gate valves use a sharp edged gate that slices through thick or abrasive materials. Application: While gate valves are better suited for clean water, oil or gas carrying pipelines, knife gate valves are more favorable for Slurry, fixed and thick fluid handling of businesses. Is a Knife Gate Valve a Ball Valve? A knife gate valve is not same as ball valve. Even though they control fluid flow, they are applied in other instances:

Knife gate valve: In separation or in flow regulation applications with thick, abrasive, or slurry-based media. The gate cuts through such materials; thus, it is very ideal for systems handling solid-laden or viscous fluids.

Ball valve: Uses a rotating ball with a hole in it to allow or block the flow of fluids. Ball valves are primarily used for quick shutoff and are more commonly used in systems that handle cleaner or less viscous fluids. Industries Using Knife Gate Valves Knife gate valves are commonly used where flow control of thick and abrasive or slurry-based material is important, such as in the following industries:

Wastewater Treatment: It controls and isolates slurry and sludge flows in a treatment plant that allows the efficiency of managing both solids and debris.

Mining: Knife gate valves regulate slurries, water, and other mined earth materials. It is the valve type well suited for demanding abrasive environments in which other valve types will break.

Pulp and Paper Industry: They are essential in the regulation of flow of slurries, chemicals, and pulp at paper mills working with viscous and abrasive material as part of normal operation.

Knife gates are valves specific to industries with production which requires frequent manipulation of harsh materials; it is particularly very effective in handling sludgy or sludge and thick fluid management. Knife gates valves are better suited for abrasive solid-laden flows compared to gate and ball valves. being the most prominent Knife Gate Valve Supplier in Dubai ensures proper supply of high-quality valves to many industries, including wastewater treatment, mining, pulp and paper production, and chemical manufacturing, for reliability and effective control of flow.

Description:

Available materials: WCB, WC6, WCC, LCB, LCC, cast iron, Ductile

Iron, SS316, SS304

Size: 2″ to 80″

Class: 150 to 300

Nominal Pressure: PN6 to PN40

Operation: Handwheel, Electric and Pneumatic Actuated, Gear

operated Ends: Wafer, Lug, Flanged

Lug Butterfly Valve Supplier in UAE UAE Valve is a trusted Lug Butterfly Valve supplier in UAE, offering high-quality valves designed for reliable flow control and isolation in various industrial applications. These valves are conventional designs which are small in size, light in weight and very easy to install and disassemble, therefore they are suitable for situations which involve frequent replacement. These valves are available in two ranges of on-off and throttling services and are provided with a flanged housing having threaded bolts to be fitted between the pipes. The Lug Butterfly Valve from UAE Valve is designed to last while offering maximum efficiency even under intense working conditions, making it one of the most preferred Lug Butterfly Valve suppliers in UAE.. Working Mechanism Lug butterfly valves work through movement of a disc within the valve body for the purpose of regulation of flow of fluids. It is engaged with a shaft which is rotated by using a handle or actuator in most cases. Lug-style design – Since the end of the valve is shaped using lugs, it is free for placement between two planes using bolts to ensure that the removal and replacement of the valve does not affect the overall system of the pipe. These valves provide high closure and low pressure loss features to well fit into different industries. They are also more portable than other types of valves because their structure is normally small and they are easy to operate, especially in systems where space is a limited factor. Key Design Features ● Lug-Style Design: Enables the pipe fitters to install and remove without an interconnection of the pipelines and preferred when frequent maintenance is necessary. ● Compact and Lightweight: Compact design of the device as well as material and shape that facilitate its handling and installation. ● Tight Shutoff: It gives a positive seal to prevent leakage whilst it can be either used to open and shut off functions or used to regulate the flow of the media within reasonable rate. ● Durable Construction: Constructed out of high grade composite materials to endure the harshest of conditions in their long service life. ● Low Maintenance: Reliability which is majorly enhanced by the fact that many things do not move thus they do not need to be repaired or replaced very often. As a reliable Lug Butterfly Valve supplier in UAE, UAE Valve is committed towards offering valves that are manufactured with high pressure and temperature in mind to deliver high performance in various industries.. Advantages ● Acoustic coupling is very easy to connect and disconnect with the help of the lug-style design. ● Small and most of the time, lighter thus does not consume a lot of space in the pipeline. ● Controlling the flow in a dependable way and at the same time ensuring that the pressure drop is as low as possible. ● This product has low maintenance as it is constructed in a simple manner by the use of few materials. ● Close orifice for leakage free operation Tight shutoff to ensure that power fluid does not leak. ● More suited for different for uses in industrial processes Industries Served ● Oil and Gas ● Water Treatment Plants ● Chemical Processing ● HVAC Systems ● Power Generation ● Marine Industry Description:

Body: Carbon Steel, Cast Iron, Ductile Iron

Nominal Diameter: DN40 to DN300

Nominal Pressure: PN10 to PN40, Class150

End Connections: Lug

Operation: Lever Operated, Gear Operated, Electric Actuated, Pneumatic Actuated

Class: 150/PN16

Disc: Carbon Steel, Ductile Iron, SS304, SS316

UAE valve is the top-most Floating Ball valve supplier in UAE. A floating ball valve is an important part of many fluid control systems. In this post, we examine what they are, how they function, and their attributes as well as the benefits of each type — to know which one is best suited for your application. Floating ball valves are quarter-turn valves used in industrial scenarios to control the flow of gases or liquids through a pipe. The pneumatic actuation due to the ball float can easily and quickly open or close.

Floating Ball Valve Working Process

Construction: A floating ball valve consists of a hollowed-out valve body, having the inlet and outlet ports in it alongside spherical-shaped metallic or plastic-covered balls. Fluid flows through this chamber by passing over the ball. It typically consists of a stem to a cage-guided setup configuration. The ball in a full-bore valve has a central hole (or bore) that, when open, allows fluid to flow. It can be a stainless steel or other material ball to match the type of fluid being controlled.

How They Work: Pressure from fluid forces the ball against the valve seat, sealing it and blocking pressure. To divert the valve, a 90-degree rotation is necessary, which implies a quarter-turn ball. It consequently aligns the hole in the ball with the flow path, allowing the passage of fluid.

Ball Valve Types Floating Design: In the case of a floating ball valve, it is designed rather than being held by any trunnion, so that otherwise comprises most top bottom ends available for this type, which means they have the connection between only two tips . This design ensures total rotated rotation across either end, with another side joined from below the base level, allowing screw-type rotation among the highest rotating participants.

Components of Floating Ball valve supplier in UAE

Valve Body: The valve body is typically made from carbon steel, stainless and alloy steel, or cast iron. Material selection depends on the chemical compatibility of a fluid, operating temperature range, and pressure rating.

Ball: A ball-type component that restricts the flow of fluids being controlled. It is normally made from robust, rust-resistant metals such as bronze or brass — sometimes stainless steel. On the surface, wear resistance and sealing performance can be improved by coatings or specific treatments.

Seats: The valve seats form the sealing surfaces for the ball when the valve is closed. Most often, they are built from Viton or EPDM resilient high-performance polymers, semi-rigid elastomers, and rigid resins like Polytetrafluoroethylene.

Actuator: The actuator handles the opening and closing of the valve. It can be automatic. The desired amount of control and the particular application determine the type of actuator.

Industries Using Floating Ball Valves

Oil and Gas Petrochemical Chemical Processing Power Generation Water and Wastewater

Description:

Body Material: Stainless steel, brass, or other metals, Cast Steel (WCB, WCC, WC6, WC9), Cast Iron, SS316, SS304, Forged Steel (F22, F51, LF2, F304, F304L, F316, F316L)

Size: 1/4'' to 48''

Class: 150-2500; PN 10-PN 450

Ends: Buttweld, Flanged, Socketweld, Threaded

Operation: Gear operated, Electric actuated, Lever-operated, Pneumatic actuated.