ORFA Industrial Products Industry and Trade Inc. offers the VALFTEK® VTC series with professional logistics support for applications where flow control is of vital importance in industrial process lines. This globe-type control valve is shipped fully equipped with electro-pneumatic components ( positioner and regulator ) for precise control of fluids such as water, steam, hot oil, LPG, and air.

Valve and Mechanical Details

• Body and Trim: High-strength EN 5.1301 cast iron body and corrosion-resistant AISI 420 stainless steel trim components.
• Sealing Technology: Complies with Class IV – VI sealing standards thanks to its PTFE and graphite packing structure.
• Flow Characteristics: Equal Percentage flow characteristic and parabolic damper design providing precise control performance.
• Capacity Specifications: 45 kV flow rate, 50 mm seat diameter, and 25 mm working stroke.
• Operating Conditions: Wide temperature resistance range from -10 °C to +300 °C and a maximum differential pressure (ΔP) of 9 bar.

Actuator, Positioner, and Regulator Specifications

• Pneumatic Actuator: 400 cm² area, spring-loaded diaphragm, reverse-acting structure; 0.8 – 2.4 bar spring range and 3.5 bar supply requirement.
• Electro-Pneumatic Positioner: Precision control unit with IP66 high protection class, operating with a 4–20 mA input signal.
• Air Filter Regulator: Air conditioner with NPT 1/4'' connection, 17 kgf/cm² inlet pressure resistance, and precise adjustment capability.

Application Areas

• Industrial steam installations and hot oil lines.
• Compressed air systems and power generation facilities.
• Fuel, LPG, and precision chemical process control systems.