国产成人在线观看_青青草91视频_日韩一二在线_天天操91_国产精品内射后入合集_四库成人免费视频

Electric V ball valve, ball core V shape, can achieve linear adjustment, adjustable range.When the valve is closed, the v-notch and the seat produce wedge-shaped shear action, which not only has the self-cleaning function but also can prevent the ball core from sticking, especially suitable for pipeline scaling and freezing occasions.Suitable for the control of pulp, sewage, containing fiber and particulate solid suspension medium and powdery particulate medium.

Product model: VQ947HH
Material of valve body: WCB, 304, 316
Spool material: WCB, 304, 316
Seat material: PTFE, PPL, alloy +STL
Connection mode: clamping, flange type
Flange standard: GB, ANSI, DIN, JIS
Pressure class: PN1.6~ 4.0mpa
Structural form: fixed V ball core
Electric actuator: switch type, regulator type, explosion proof type