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Control Valve Manufacturer in China

As an experienced control valve manufacturer, Tango Valve supplies industrial control valve solutions for a wide range of process applications. Our control valve series includes straight stroke, self-operated, shut-off, and angle stroke designs, suitable for flow control, pressure control, temperature control, and severe service conditions. These valves are widely used in oil & gas, chemical, power, and water treatment industries.

Control Valve Series

Straight Stroke Control Valves

Straight Stroke Control Valve: Precise linear motion valve for accurate flow regulation applications.

Self-Operated Control Valves

Self-Operated Control Valve: Automatic valve controlling pressure or temperature without external power.

Shut-Off Valve: Fast isolation valve designed for tight sealing and safety.

Angle Stroke Control Valve: Quarter-turn control valve for compact, efficient throttling service.

Valve Actuation

Process Optimization

Precision Engineering

Pipeline Solutions

Industrial Valves

Flow Control

Control Valve Standards and Technical Capabilities

Tango Valve supplies control valves for a wide range of process requirements, with solutions selected according to service conditions, materials, pressure ratings, leakage requirements, and actuation needs. We can provide technical support documents such as drawings, material certificates, and testing records to support project review, supplier approval, and end-user evaluation.

Material Options

Cast steel, stainless steel, lined materials, and other options based on service conditions.

Actuation Options

Pneumatic, electric, and self-operated designs for different control requirements.

Process Conditions

Solutions for high temperature, corrosive media, precision flow control, and automated systems.

Technical Documents

Drawings, technical data sheets, material certificates, and testing records for project review.

Why Choose Tango Valve for Control Valve

With extensive manufacturing experience, Tango Valve provides control valve solutions for different process conditions and automation requirements. We support customers with product selection, technical communication, document preparation, and reliable production for industrial valve projects worldwide.

How to Choose the Right Control Valve

By Valve Motion

• Choose straight stroke control valves for precise linear throttling.
• Choose angle stroke control valves for compact rotary control applications.

By Control Function

• Choose self-operated control valves for pressure or temperature control without external power.
• Choose shut-off valves for fast isolation or on/off duty.

By Media

• Choose PTFE lined control valves for corrosive media and chemical service
• Choose sanitary control valves for hygienic applications in food and pharmaceutical systems

By Operating Condition

• Choose high temperature control valves for steam or high-heat service.
• Choose cage or pressure-balancing designs for difficult pressure drop conditions.

Industries We Serve

oil-and-gas-industry

Oil & Gas

Control valves regulate pressure, flow, and temperature in upstream, midstream, and downstream systems where safety and stability matter.

Chemical Processing

Chemical Processing

Control valves handle corrosive fluids, pressure drops, and precise dosing duties in reactors, pipelines, and complex process skids safely and reliably.

water-treatment-industry

Water Treatment

Control valves support filtration, dosing, pressure regulation, and wastewater handling across municipal and industrial water treatment systems reliably.

Power Generation

Control valves manage steam, condensate, feedwater, and cooling flows in demanding power plants with high temperatures and pressures.

food-beverage-industry

Food & Beverage

Control valves enable hygienic flow control for liquids, steam, and cleaning circuits in food and beverage plants efficiently and reliably.

Pharmaceutical-industry

Pharmaceutical

Control valves deliver accurate control for purified media, sterile systems, and validated process lines in pharmaceutical production.

Our Production Workshop

Factory workshop with CNC machinery

Factory workshop with CNC machinery

Cast metal components in the workshop

Cast metal components in the workshop

Factory workshop with industrial equipment

Workshop workers operating cranes to handle valves

Workshop workers operating cranes

Industrial valve display arrangement

Industrial valve display arrangement

Industrial workshop with CNC machine tools

Control Valve Product Display

Control valves arranged in the factory workshop
Pneumatic valves and cranes in an industrial workshop
Industrial valve assembly workshop display
Neatly arranged industrial control valves


What is a Control Valve?

A control valve is a valve used to regulate the flow rate, pressure, temperature, or liquid level of a process medium in a pipeline or system. It works by changing the size of the flow passage according to signals from a controller, actuator, or self-operated mechanism, helping the process stay stable, efficient, and safe. Control valves are widely used in industrial systems where accurate process control is needed, especially in oil and gas, chemical processing, power generation, water treatment, food and beverage, and pharmaceutical applications.


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Applications of Control Valves

Control valves are used in a wide range of industries to control fluids, gases, steam, and other process media under different operating conditions. They are commonly applied in oil and gas plants for pressure and flow control, in chemical systems for corrosive and precise dosing service, in power plants for steam and temperature regulation, and in water treatment systems for pressure balancing and process control. They are also widely used in food, beverage, and pharmaceutical production where clean, accurate, and reliable control is essential.


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Factory Inspection

Factory Inspection1

We were honored to welcome the Deputy Secretary-General of the Ministry of Commerce Expert Committee and an esteemed group of international friends for a comprehensive factory inspection. During the visit, the delegation explored our state-of-the-art manufacturing facilities, examined product quality, and engaged in meaningful discussions about global business collaboration. This interaction represents a significant step in fostering international partnerships and showcasing our commitment to excellence in manufacturing and innovation. We are proud to share our achievements and look forward to deepening relationships with partners worldwide.​

Key Components of an Industrial Control Valve

Valve Body

The valve body is the main pressure-containing part of the control valve. It forms the flow passage, connects to the pipeline, and provides structure that supports stable operation under different pressure and temperature conditions.

Valve Trim

The valve trim includes the internal parts that directly regulate the process flow. Depending on the design, it may include the plug, seat, cage, which together determine flow control performance and shut-off capability.

Actuator

The actuator provides the force needed to move the valve to the required position. It can be pneumatic, electric, or self-operated, and plays an important role in ensuring accurate response and reliable control during service.

Bonnet and Stem

The bonnet and stem support the moving parts inside the valve and help maintain proper sealing. They guide the valve motion, transmit operating force, and contribute to reliable performance in changing process conditions.

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How control valve works

How Does an control Valve Work

A control valve works by automatically adjusting its opening position to regulate the flow of liquids, gases, or steam within a system. It receives a signal from a controller (such as a PLC or DCS), which compares the actual process condition with the desired setpoint, then sends a command to the actuator to move the valve stem. As the valve opens or closes, the flow area changes, allowing precise control of key variables like flow rate, pressure, or temperature. This continuous feedback loop makes the control valve the final control element in industrial automation, ensuring stable and efficient process operation.

Benefits of Control Valves

Control valves improve process control, efficiency, and safety by precisely regulating flow, pressure, and temperature while reducing costs and protecting equipment in industrial systems.

  • Precise flow control
  • Improve process efficiency
  • Support automation
  • Enhance safety and reliability
  • Reduce operating costs
  • Ensure consistent product quality

Features of Industrial Control Valves

Industrial control valves are designed to deliver accurate flow regulation, stable throttling performance, and reliable process control in a wide range of operating conditions. They are widely used in oil and gas, chemical processing, power plants, and water treatment systems where precise control of flow, pressure, temperature, or level is essential.

  • Precise flow and pressure regulation
  • Stable throttling performance for continuous control
  • Multiple trim options for different process media
  • Pneumatic, electric, or hydraulic actuation available
  • Solutions for high-temperature, corrosive, and severe service conditions

Control valves are built to improve process stability, maintain control accuracy, and support reliable operation in both general industrial service and demanding applications.

Types of Control Valves

Control valves can be broadly classified into two main types based on their function: shut-off valves and regulating valves. Each type serves a different role in industrial process systems, from flow isolation to precise control.

Shut-Off Valves

Shut-off valve

Valve Function
Designed for full open or full close operation to completely isolate fluid flow.

Valve Types
Common types include ball valves, gate valves, and butterfly valves.

Operation
Typically operated by pneumatic or electric actuators for fast and reliable on/off control.

Applications
Widely used in pipeline isolation, emergency shutdown systems (ESD), and safety protection applications.

Regulating Valves

Control valve

Valve Function
Designed to regulate flow, pressure, temperature, or level by adjusting the valve opening.

Valve Types
Common types include globe control valves, cage-guided valves, and V-port ball valves.

Operation
Work with positioners and control signals to achieve precise and continuous modulation.

Applications
Used in process control systems such as oil & gas, chemical processing, power plants, and water treatment.

Severe Service Solutions for Control Valves

Severe service control valves are designed for demanding applications where standard valves may suffer from cavitation, flashing, high noise, erosion, or unstable control. The right valve design and trim solution help improve reliability, extend service life, and maintain stable process performance under difficult operating conditions.

Anti-Cavitation Trim

Anti-cavitation trim reduces pressure in multiple stages inside the valve, helping to prevent bubble collapse from damaging internal parts. This solution is important in high pressure drop liquid service where cavitation can shorten valve life and affect control stability.

Low-Noise Control Design

Low-noise trim designs help reduce aerodynamic noise in gas and steam applications with high differential pressure. They improve operating conditions, protect surrounding equipment, and support more stable control performance in critical process systems.

Erosion and Flashing Resistance

In flashing or erosive service, valve internals must handle high-velocity media without rapid wear. Special trim structures and suitable material selection help reduce internal damage and improve long-term reliability in harsh process conditions.

High-Temperature and Corrosive Media Solutions

For severe service involving high temperature or corrosive fluids, control valves require suitable body materials, sealing arrangements, and trim options. Proper design selection helps maintain sealing performance, control accuracy, and service life in difficult industrial applications.

Certificates and Quality Assurance

API 600 Certification

API 600 Certification

API 602 Certification

API 602 Certification

API 6D

API 6D Certification

Why Choose Tango Valve as a Control Valve Manufacturer?

As a trusted China control valve manufacturer, Tango Valve supplies reliable control valve solutions for global energy, chemical, water, and industrial markets. With strong manufacturing capability, advanced machining, and strict quality control, we support customers with dependable products, technical communication, and project documentation.

Variety

TangoValve Group provides solutions for many industries by offering a wide range of valves, including butterfly, ball, check, gate, globe, and control valves.

Customized Service

We provide custom industrial valves designed to meet your specific needs and standards. TangoValve Group Group follows ISO, API, MSS, and ASME standards to ensure top-quality products.

Quality Control

Our industrial valves and services meet international standards to ensure we deliver the best quality products and services to our clients.

Fast shipping

As a trusted partner, TangoValve Group ensures we meet our clients' deadlines because we understand how important it is to stay on schedule.

After-Sales Service

TangoValve Group Group’s support doesn’t stop after delivery. We also provide warranties and reliable customer service to help our clients.

Our Partnership

Frequently Asked Questions

What is a control valve?
A control valve regulates flow, pressure, temperature, or level in a process system by adjusting its opening.
What are the main types of control valves?
The main types include straight stroke control valves, angle stroke control valves, self-operated control valves, and shut-off valves.
When should I use a self-operated control valve?
Use a self-operated control valve when you need pressure or temperature control without external power or air supply.
How do I choose a control valve for corrosive media?
Choose a control valve with corrosion-resistant body materials or lined construction based on the medium, temperature, and pressure.
Can control valves be pneumatic or electric?
Yes. Control valves can be pneumatic, electric, or self-operated depending on the control requirement and system design.

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