... oil cut-off valve seat 断油阀座 oil cut-off valve stem 断油阀杆 oil cut-out valve 给油总阀 ...
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Imports of cut-off valve stem and valve seat sealing surface perpendicular to the axis.
进口截止阀的阀杆轴线与阀座密封面垂直。
Open or close the valve stem travel relatively short, and very reliable cutting action, making this valve is suitable for medium and cutting off or regulating use.
阀杆开启或关闭行程相对较短，并具有非常可靠的切断动作，使得这种阀门非常适合作为介质的切断或调节及节流使用。
VTLEBF01 electric high vacuum (pressure) ball valve USES electric device to drive the stem ball fopen close, thus to put through cut off the medium flow in vacuum (pressure) pipeline.
VTLEBF01型电动高真空(压力)球阀是以电动装置驱动阀杆与球芯来执行启闭动作，达到接通或切断真空(压力)系统管路中的介质流。
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