A Globe Valve is a type of linear motion valve designed to regulate, start, and stop the flow of steam, water, or process fluids in boiler and heater pipelines. It is specifically engineered for precise throttling and flow control, making it highly suitable for boiler and heater applications where accurate regulation of steam or fuel lines is critical. Globe valves are widely used due to their simple design, durability, and ability to withstand high pressure and temperature conditions.
Constructed from robust materials such as cast steel, stainless steel, or alloy steel, the globe valve ensures reliability in demanding thermal and pressure environments of boilers and heaters. The valve operates with a disk and seat arrangement, where the flow direction is usually changed within the valve body, providing tight shut-off and effective regulation. Its compact structure, ease of maintenance, and suitability for both manual and actuator-operated controls make it an essential component in industrial process piping systems.
Technical Highlights
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Application: Used in process pipelines for steam, condensate, feed water, flue gases, and fuel oil regulation in boilers and heaters.
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Design Features:
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Globe-type body construction with rising stem and handwheel/actuator operation.
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Precise throttling capability for accurate flow regulation.
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Available in straight pattern, angle pattern, and Y-pattern configurations.
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Pressure & Temperature Range:
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Designed for high-pressure steam and thermal fluid applications.
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Suitable for operating temperatures up to 600°C (depending on material grade).
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Size Range: From ½” to 24” (DN15 to DN600) as per application requirements.
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End Connections: Flanged (ANSI/ASME standards), Butt-weld, Socket-weld, or Screwed type.
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Sealing & Seat Design:
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Hard-faced seat rings for longer life.
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Tight shut-off to prevent leakage.
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Materials of Construction: Cast Steel, Forged Steel, Stainless Steel, Alloy Steel, or special materials based on process fluid.
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Standards & Compliance: Designed and tested as per ASME, ANSI, BS, and IBR (where applicable).
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Operation: Available with manual handwheel, electric actuators, or pneumatic actuators for remote control.
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Advantages:
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Excellent throttling and flow control characteristics.
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High durability and resistance to wear under high-pressure steam service.
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Easy to maintain and replaceable internal parts.
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Long service life in boiler and heater process lines.
