Product Description
“Didtek Triple Offset Wafer Butterfly Valves are manufactured to the latest editionof API Standard 609 and tested to API Standard 598.
Applicable Standards:
– Butterfly valve design according to API 609, ASME B16.34
– Face to face ASME B16.10/API 609
– End Flanges ASME B16.5/ASME B16.47
– Butt welding ends ASME B16.25
– Inspection and testing API 598
Rating:
– ASME CL,150,300,600
Temperature 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°C)
– One Piece Shaft
– Low torque enables the compact actuator and a long cycle life
– Blow-out proof shaft
– Optional stem extension
– Optional locking device”