A shutoff gate is associated with each connecting trough and movable between an open position and a closed position.
阻断闸板与每条连接槽相关联且可在打开位置与关闭位置之间移动。
The Bi-Directional Knife Gate Valve provides bubble tight shutoff in both directions up to full rating of the valve.
这种双向刀闸阀在阀门压力等级下，任何方向均可实现气泡级密封关闭功能。
The interference fit between the gate and seat provides bubble tight shutoff even under the lowest pressure.
即使在最低的管线压力下，闸板与阀座之间的配合也能够实现气泡级密封功能。
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