Excellent Valves for Isolation & Control


Bellows Control Valve

Bellows Control Valve

Valve Type:                                                 Bellows control valve


Valve Nominal Size:                                  DN20 through DN300; 0.75 inch through 12 inch


Pressure Rating:                                         PN16, 40; ANSI Class 150, 300


Body Style:                                                  Double top stem guided or caged guided globe, angle


Trim Type:                                                   Unbalanced plug or balanced plug


Flow Direction:                                           Flow over the plug; Flow under the plug


Flow Characteristic:                                   Equal percentage EQ%; Linear; Quick open


Rangeability:                                               50:1


Temperature Range:                                 From -60°C to 537°C 


Seat Leakage:                                             ANSI IV, V or VI


Actuator:                                                     Pneumatic cylinder actuator; Pneumatic diaphragm actuator;

                                         Electric actuator; Hand-wheel manual for option

Description & Features

Bellows Control Valve Part


Bellows control valve is designed for flow control in critical service application involving lethal, toxic, emissive, corrosive, inflammable, volatile, or expensive fluids. Twin stem-seal: guarantee zero external leakage the process medium isolated by metal bellows and packing.


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