Specialityvalve is one of the best Control Valve Manufacturer in India . A control valve is a power-operated device used to regulate the flow of fluids such as gas, oil, water, and steam. It is also known as a final control element. It is operated electrical, and pneumatic. The valve body is a different style or type which depends upon service condition, piping layout, and desired application. It is installed in a horizontal orientation in a straight pipe run preferably away from the elbow. Upstream and downstream isolation drains and valves were added to the pipes for maintenance.
The control valve's operation is dependent on the balance of forces created by the diaphragm's pneumatic force and the actuator spring's mechanical force. It uses a pneumatic signal of 3 to 15 psi. If the pressure exceeds 3 psi, it is applied to the diaphragm and begins to overcome the spring force before moving to the diaphragm plate, which connects to the stem, and the plug is activated.
The control valve has linear, equal percentage, and rapid opening properties. Regulate valves are used in many processes to control flow, pressure, and temperature, and the control valve contains several parts such as the valve body, actuator, positioner, and accessories.
The fluid flow is regulated by opening and shutting internal passageways, which are controlled by control valves. It regulates the loop utilised by a controller to send signals, respond to those signals, and alter the internal openings accordingly.

Control Valve Manufacturer in India provides several Types of control valve
• High Pressure Control Valves
• V-port Ball Valves
• Segmented Ball Valves
• Butterfly valves and gate valves


Parts of control valve
• Body
• Trim
• Bonnet
• Actuator


Advantages of control valve
• Rapid and effective operations
• Highly reliable
• Extended service life
• The design is compact in order to consume as little space as possible.
• Minimum pressure drop


Control valves are used in the oil and gas industry to regulate the flow of liquid or gas. Oil and gas producers use High Pressure control valves in the following applications:
• Liquid Dump Valve on a separator or treater
• Gas Back Pressure on any production vessel
• Pressure Reduction on a compressor


Configuration of a Pneumatic Actuator:
• 4-20 amp
• Pneumatic single acting actuators
• Pneumatic double acting actuators
• Pneumatic rotary actuators
• Pneumatic Scotch and Yoke actuators
• Pressure: 228 bar

Temperature:
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)


Electric actuator details:
• Torque – 3 – 9 nm
• Operating pressure- 8 Bar
• Port Connection-NPT1.4”
• Mounting Base-ISO5211
• Temperature--20°C - +80°C



Materials: Ductile Iron, Cast iron, WCB, WCC, WC6, LCC, LCB, SS316, SS304, F51, F53, F55.
Class: 150 to 2500.
Nominal Pressure: PN10 to PN450.
Size: ½” to 24”.
Medium: Air, Water, Chemical, Steam, Oil
Operations: Electro Pneumatic Operated and
Pneumatic Operated.


https://www.specialityvalve.com/product-category/control-valve/