Throttle Cut-Off Vent Valve
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Throttle Cut-Off Vent Valve

Throttle Cut-Off Vent Valve

Globe Valve

※  Nominal diameter: DN25~250mm
※  Nominal pressure: 1.6~16.0MPa
※  Applicable temperature: -29~250℃
※  Applicable medium: oil, natural gas, water, etc.
※  Design specification: GB/T 12224, GB/T 12235

Description

Throttle Cut-Off Vent Valve – Comprehensive Overview

A throttle cut-off vent valve is a specialized valve designed to provide precise flow control and safe venting capabilities within industrial piping systems. This valve combines throttling functionality with venting, enabling operators to regulate pressure, release trapped gases, or safely isolate sections of the pipeline.


Key Features and Design

  • Throttle Functionality: Allows controlled flow adjustment, providing fine-tuning of fluid or gas pressure and flow rates.

  • Cut-Off Capability: Ensures complete isolation when required, preventing undesired flow and enhancing operational safety.

  • Vent Valve Integration: Facilitates safe venting of gases or pressure relief to protect system components and maintain process integrity.

  • Robust Construction: Typically manufactured from forged steel, stainless steel, or alloy materials to withstand high pressure, temperature, and corrosive environments.

  • Connection Types: Available with threaded, socket weld, or flanged ends to suit diverse piping configurations.


Applications

  • Oil & Gas Industry: Used for pressure control, venting, and isolation in upstream and midstream operations.

  • Chemical and Petrochemical Plants: Controls pressure and vents hazardous gases safely during process upsets or maintenance.

  • Power Generation: Manages steam and gas venting in boilers, turbines, and auxiliary systems.

  • Water Treatment and Utilities: Helps release trapped air or gases and controls flow in treatment systems.

  • General Industrial Processes: Applied where precise flow control and safe venting are necessary for operational efficiency and safety.


Advantages of Throttle Cut-Off Vent Valves

  • Combined Functionality: Integrates throttling, isolation, and venting in a single valve, reducing system complexity.

  • Enhanced Safety: Allows safe release of pressure and gases, protecting equipment and personnel.

  • Precise Control: Facilitates accurate flow adjustment for optimized process performance.

  • Durable and Reliable: Built to withstand harsh industrial conditions with minimal maintenance.

  • Flexible Installation: Multiple connection options enable easy integration into existing systems.


A throttle cut-off vent valve is an essential component for industries requiring precise flow regulation combined with safe venting and isolation capabilities. Its multifunctional design improves process safety, efficiency, and system reliability across a variety of applications.

With over 15 years of professional expertise, YIXIN has been specializing in manufacturing industry-specific flow control solutions – particularly industrial valves – catering to sectors such as oil & gas, chemical engineering, power stations, water supply, and energy.
Equipped with state-of-the-art facilities and a comprehensive manufacturing system, YIXIN delivers high-quality industrial valves, including pneumatic actuated ball valves, DBB valves, and top entry ball valves.

We have cooperated with experienced shipping forwarders for many years, they arrange the shipment. No matter by express, by air or by sea, we will track the course of the goods all the way, to make sure goods arrive at you on time and in good condition.




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