Excellent Valves for Isolation & Control


CV3400 Butterfly Damper Valve

CV3400 Butterfly Damper Valve

Valve Type:                                                 Butterfly damper valve


Valve Nominal Size:                                  DN50 through DN5000; 2 inch through 200 inch


Pressure Rating:                                         PN1, 2.5, 6, 10, 16; ANSI Class 125, 150


Body Style:                                                  Wafer or double flanged butterfly damper


Flow Characteristic:                                  Nearly equal percentage EQ%


Temperature Range:                                 Standard from -197°C to 300 °C; High temperature from -197°C to 600 °C

                                          Super high temperature from -197°C to 1300 °C


Body & Disc Material:                               Steel plate, Carbon steel, Stainless steel


Stem Material:                                            Stainless steel


Seat Leakage:                                              0.5%~2.0% x Rated CV


Actuator:                                                      Pneumatic rack and pinion actuator; Pneumatic scotch yoke actuator;

                                          Electric actuator; Pneumatic diaphragm actuator;

                                          Hand-wheel manual for option; Manual operator

Description & Features

CV3400 butterfly damper valves are designed for on/off and regulating service of dust gas and air flow, especially high temperature, large capacity and low pressure, body and disc welded by steel plate construction is economical option.


Simple structure, low weight and low cost solution.


High temperature applicability uo to Max. 1300 °C for gases.


Small torque required to operate the valve.


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