国产国产午夜福利视_好吊妞在线_欧美国产一二区_a在线亚洲男人的天堂在线_久久人做人爽一区二区三区小说_免费看av在线

Electric sleeve valve because of its good stability, simple maintenance and wide application, can be designed to balance type eliminates most of the static unbalance force on the disc, and there was a damping effect, can reduce the flow induced vibration, can be used for differential pressure is opposite bigger, can choose more spring pneumatic film mechanism or electric actuators, etc.

Product model: ZAZM
Material of valve body: WCB, 304, 316, 316L
Spool material: WCB, 304, 316, 316L+STL
Seat material: WCB, 304, 316, 316L+STL
Connection: Flange, thread, welding
Seat type: single seat, double seat, sleeve
Pressure grade: PN16, PN25, PN40, PN64, PN100
Electric actuator: switch type, control type
Voltage class: AC380V, AC220V, DC24V, etc