Excellent Valves for Isolation & Control


CV3300TL Teflon Lined Butterfly Valve

CV3300TL Teflon Lined Butterfly Valve

Valve Type:                                                 Teflon lined butterfly valve


Valve Nominal Size:                                  DN50 through DN1200; 2 inch through 48 inch


Pressure Rating:                                         PN6, 10, 16, 25; ANSI Class 125, 150


Body Style:                                                  Wafer, Lugged or double flanged concentric butterfly


Flow Direction:                                           Bidirectional


Flow Characteristic:                                   Nearly equal percentage EQ% (Inherent characteristic)


Temperature Range:                                 PTFE seat from -30°C to 150 °C; PFA seat from -30°C to 200 °C;

                                          FEP seat from -30°C to 150 °C; PO seat from -10°C to 80 °C; 


Body & Disc Material:                               Cast iron, Carbon steel, Stainless steel


Stem Material:                                            Stainless steel


Liner & Seat Material:                               PTFE (F4), PCTFE (F3), RTFE (RF4), PFA, FEP (F46), PO


Seat Leakage:                                              Bubble tight shut off


Actuator:                                                      Pneumatic rack and pinion actuator; Rotary Diaphragm Actuator;

                                          Electric actuator; Hand-wheel manual for option;

                                          Manual operator

Description & Features


CV3300TL Teflon full/half lining butterfly valve is suitable for corrosive fluid services, on/off and control service used in water, food, power generation, acid transfer, corrosive services, chemicals, .etc. The wetted parts of the valve are coated by PTFE and PFA provides excellent corrosive resistance and heat resistance.


Simple structure, low weight.


Excellent corrosive resistance, no fluid contact with body and disc.


Available in a wide variety of seats and disc material.


Low operating torques, long life.


Superior seat tightness, bi-directional bubble-tight shut-off.


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