Double Offset API 609 Butterfly Valve 609 Zero Leakage One Piece Shaft

Product Description

Double offset 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 API 609, ASME B16.34, EN593

– 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 CL150

Temperature Range:

– 0°C~180°C

Size Range:

– 3″~200″

End Connection:

– Flanged, wafer, lug

Body Material:

– A216 WCB, A352 LCB, A217 WC6, A351 CF8, A351 CF8M

Operation:

– electric, pneumatic, hydraulic, gearbox.

Design Description:

– Low friction between seat and disc of valve

– “”Zero Leakage””Sealing Design

– One Piece Shaft

– Low torque enables the compact actuator and a long cycle life

– Blow-out proof shaft

– Optional stem extension

– Optional locking device

– Double offset butterfly valves creating the prominent strengths of long service life, small size, light weight, easy maintenance, etc.