Product Description
“Didtek Triple Offset Flange Butterfly Valves are manufactured to the latest edition of API Standard 609 and tested to API Standard 598.
Applicable Standards:
– Butterfly Valve design according to API609,ASME B16.34
– Face to face ASME B16.10/API609
– End Flanges ASME B16.5/ASME B16.47
– Buttwelding ends ASME B16.25
– Inspection and test API 598
Pressure Range:
– ASME CL, 150, 300, 600
Tempreature Range:
– -50°C~650°C
Size Range:
– 2”~60”
Design Description:
– Low friction between seat and disc of valve
– “”Zero Leakage””Sealing Design
– Standard Laminated Resilient Disc Seal to 800°F(427℃)
– One Piece Shaft
– Low torque enables the compact actuator and a long cycle life
– Blow-out proof shaft
– Optional stem extension
– Optional locking device”