1、

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。

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2、

For services that require bubble tight shutoff specify Pacific's High Integrity Shutoff gate valves.

对于要求气密性关闭的应用场合,可以指定美国太平洋高度完全关闭闸阀。

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3、

High Integrity Shutoff gate valves can be used for hot tapping or in pipeline services where a soft pig is used if the seat ring installation lugs are removed.

高度完全关闭闸阀可以用在热水龙头,或拆卸阀座环安装吊耳后,用在采用软铁块的管路中。

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4、

Inquire into Number of Scraper Slag Conveyer and Institution of Its Shutoff Gate

刮板捞渣机台数及关断门设置的探讨

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5、

After closing a gate valve with sufficient force to develop shutoff, the stem should be backed off slightly ( 1/ 8 to1/ 4 turn) to relieve stem load.

在以足够的力量关闭闸阀后,应该是阀杆稍微回转一点(/至1/转)以减轻阀杆的负载。

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6、

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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