Globe Valves
Globe Valves
A Globe Valve is a type of valve that moves in a straight line to control the flow of fluid in a pipe. It has a movable disk (or plug) that manages the flow by either allowing or blocking the passage through a fixed ring seat, shaping a flow path like a globe. Globe valves are known for their wide range of uses, precise control over flow, and the capacity to shut off effectively when necessary.
Products List
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Explore our cast carbon steel globe valves, built to BS 1873 standards and crafted from ASTM A216 WCB material. With a sizable 10-inch (DN250) size and a robust Class 1500 LB (PN250) rating, they offer reliable performance under high pressure and temperature conditions. Featuring a bolted bonnet, renewable seat, RTJ ends, and gearbox operation, our globe valves ensure secure shut-off and precise flow control in critical industrial applications.
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Discover our robust forged steel globe valves meticulously crafted to API 602 standards. Constructed from high-quality aluminum bronze (ASTM B150 C61900), these valves ensure superior performance and durability. With a diameter of 1 inch (DN25) and a pressure rating of Class 800 LB (PN150), they are suitable for demanding industrial applications. Featuring a bolted bonnet design, reduced bore, and NPT ends, these globe valves offer reliable operation and precise flow control.
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Discover our BS 1873 globe valves, crafted from cast carbon steel (ASTM A216 WCB) for industrial reliability. Sized at 16 inches with a Class 300 LB rating, they ensure robust performance under high pressure. With a bolted bonnet and renewable seats, maintenance is hassle-free. Operated via gearbox, they offer precise fluid control, and RF ends ensure secure sealing.
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Introducing our API 602 Bolted Bonnet Globe Valve Supplier, committed to excellence in engineering. Crafted from forged carbon steel ASTM A105N, our 1-inch valve ensures reliability in Class 800 LB and PN150 settings. Featuring a reduced bore, renewable seat, and SW ends, it guarantees secure sealing and streamlined maintenance. Trust our valve for dependable fluid control in critical applications.
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Presenting our API 602 Cryogenic Globe Valve Manufacturer, specializing in top-tier engineering. Crafted with ASTM A182 F316 forged stainless steel, our 2-inch valve meets Class 1500 LB and PN250 standards. Featuring a bolted bonnet, reduced bore, and BW ends, it ensures secure sealing and efficient fluid control. Trust in our valve for reliable performance in cryogenic applications.
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We are a leading manufacturer of pressure seal bonnet globe valves, adhering to API 600 standards. Our valves are available in sizes ranging from 2 to 12 inches, suitable for DN50-DN300, and designed for Class 900-2500 LB and PN150-PN420 applications. Crafted from high-quality materials, including carbon steel, stainless steel, and alloy steel, our valves ensure reliable performance in various industrial settings. Choose our expertise for top-quality pressure seal bonnet globe valves tailored to your specific needs.
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As a reputable supplier of integral flanged forged globe valves, we provide a comprehensive range crafted from alloy, carbon, and stainless steel. Our valves cover sizes from 1/2 to 3 inches and are suitable for Class 150-4500 LB applications. Designed in accordance with API 602, ASME B16.34, BS 5352, and DIN 3352 standards, our integral flanged forged globe valves offer reliable performance across various applications.
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As a trusted supplier of bellows seal forged globe valves in China, we offer a diverse range covering sizes from 1/4 to 3 inches. Our valves cater to Class 150, 300, 600, and 800 LB specifications, adhering to API 602, BS 5352, and DIN 3356 standards. Crafted with precision, our bellows seal forged globe valves feature bodies made from high-quality alloy, carbon, and stainless steel, ensuring reliable performance across various applications.
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We are a dedicated fabricator of threaded forged globe valves, utilizing materials such as ASTM A105, ASTM A350 LF2, and A182 F9. Our valves conform to API 602 and DIN 3352 standards, covering a comprehensive range from 1/2 to 3 inches (DN15 to DN80) and accommodating Class 150-4500 LB, PN20-PN760 specifications. Designed with SW ends, our threaded forged globe valves are crafted for reliable performance across various applications.
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As a leading manufacturer of forged Y globe valves, we adhere to international standards, including API 602, BS 5352, ASME B16.34, and DIN 3352. Our comprehensive range covers sizes from 1/2 to 3 inches, accommodating Class 150-4500 LB, DN15-DN80, and PN20-PN760 specifications. Crafted from high-quality materials, including alloy, stainless, and carbon steel, our forged Y globe valves are designed for reliable performance and durability across a variety of applications.
Major Components of Globe Valve
A globe valve's structure includes essential parts designed to manage fluid flow in pipelines. Here's a breakdown of the construction and components:
Body: The primary outer casing holding internal parts. Globe valve bodies vary in shapes like straight, angle, or oblique patterns.
Bonnet: The upper valve part safeguarding moving components. It's usually connected to the body through threads, bolts, or welding.
Disk (Plug): The movable part regulating fluid flow. It can be flat or convex in shape, depending on the design.
Seat: A fixed, ring-shaped surface where the disk seals to control flow. The seat is either part of the body or replaceable.
Stem: It connects the handwheel or actuator to the disk, transmitting motion to open or close the valve.
Types of Globe Valves
Globe valves come in various types, each tailored to specific operational needs and industry requirements. The main types are:
Angle Globe Valve: In this valve, the flow path is at a 90-degree angle to the valve seat. It's ideal for applications with space limitations or directional changes in the piping system.
Straight Globe Valve: The most common type, featuring a linear flow path. Straight globe valves work well in applications with high-pressure drops.
Y-Pattern Globe Valve: This valve has a Y-shaped body, creating a streamlined flow path. Y-pattern globe valves are often chosen for applications where minimizing pressure drop is crucial.
Stop Check Globe Valve: Combining features of a globe valve and a check valve, this type allows for flow regulation and prevents backflow.
Bellows Globe Valve: Bellows globe valves feature a bellows seal to prevent leakage, making them suitable for applications involving hazardous or corrosive fluids.
Why Choosing Globe Valves?
Globe valves present several advantages across diverse industrial applications, making them the preferred choice for specific scenarios. Here are key benefits of globe valves:
1. Precise Flow Control
Their linear motion design allows globe valves to offer precise control over fluid flow, making them ideal for applications requiring accurate regulation of flow rates.
2. Reliable Shut-Off
The design ensures a tight seal between the disk and the seat, ensuring dependable shut-off when the valve is closed. This feature is critical for preventing leakage.
3. Ease of Maintenance
With a straightforward design and fewer moving parts compared to some valve types, globe valves facilitate easier maintenance and repair, minimizing downtime.
4. Good for Throttling
The linear motion of the disk makes globe valves well-suited for throttling applications, allowing precise control over the extent to which the valve is open to manage the flow.
5. Reduced Water Hammer
Gradual opening and closing of the disk help mitigate the impact of water hammer, a phenomenon that can occur when rapidly closing or opening a valve.
6. Bi-Directional Sealing
Globe valves typically provide effective sealing in both flow directions, enhancing their adaptability in various piping systems. This bidirectional sealing capability adds to their flexibility.
The Applications of Globe Valve
Globe valves are widely applied in diverse industries, owing to their capability for precise fluid flow control and dependable shut-off. Here are common applications of globe valves:
Water Treatment Plants: Utilized to control the flow of water, chemicals, and fluids in processes such as filtration, disinfection, and distribution within water treatment facilities.
Petrochemical Industry: Crucial for regulating the flow of various fluids, including oil, gas, and chemicals, in refining and processing operations within the petrochemical sector.
Oil and Gas Industry: Used in pipelines, refineries, and distribution systems to control the flow of crude oil, natural gas, and refined products within the oil and gas sector.
Steam Systems: Commonly used in steam distribution systems for regulating the flow of steam in various industrial processes, including heating and power generation.
Marine Applications: Applied in shipboard systems to control the flow of seawater, ballast, and other critical fluids relevant to maritime operations.
Boiler Feedwater Control: Integral in boiler systems for regulating the flow of feedwater, ensuring optimal conditions for steam generation.
Globe valves are essential components in fluid control systems, offering precise flow control and reliable shutoff capabilities in a variety of industrial applications.