它最早是一家水电厂的安全闸阀。
与标准刀闸阀不同，不需要库存脱水。
不锈钢，无阀盖，法兰刀闸阀。
暗杆-内螺纹结构用于青铜和铸铁闸阀。
Non-rising-inside screw stems are used in bronze and iron gate valves.
简单形式的闸阀如图所示。
A comparatively simple form of gate valve is illustrated in the figure.
闸阀通常安装在水平管道上，阀杆垂直朝上。
Valve is usually installed in horizontal pipe, the stem vertically upward.
闸阀通常安装在水平管道上，阀杆垂直向上。
Gate valve are normally installed in horizontal pipe runs with the stem vertical.
闸阀，截止阀，角阀和止回阀型号编制体系。
管道闸阀是闸阀的一种形式，它有延长的闸板。
Conduit valves are a form of gate valves with elongated gates.
闸阀通常用于启闭应用场合，不建议用于节流应用。
Valve typically used for opening and closing applications, not recommended for throttling applications.
闸阀通常应用于开启-关闭场合，不能用于节流应用。
Gate valves are normally used for on-off service and are not recommended for throttling service.
本闸阀暗转在介质为水的管路上，作为启闭设备使用。
These gate valves are ideal for closing and opening the flow in water pipelines.
阑述了低压铸铁弹性阀座闸阀的设计特点、分类和用途。
Clarify the design Peculiarity and classification and USES of resilient-seated gate valve.
美国尼伯科特有的关闭阀设计极大地延长了传统闸阀的使用寿命。
NIBCO's exclusive Block valve design greatly extends the life you ordinarily expect from a gate valve.
闸阀适用的压力、度及口径范围很大，尤其适用于中、口径的管道。
It is applicable to big ranges of pressure, temperature and caliber, especially to the pipeline of moderate or big caliber.
不要采用可能对水流造成过大障碍的阀门。只选用全通道球阀或闸阀。
DO NOT use valves that may cause excessive restriction to water flow. Use full flow ball or gate valves only.
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 Bi-Directional Knife Gate Valve provides bubble tight shutoff in both directions up to full rating of the valve.
图中所显示的是Y型截止止回阀和隔断闸阀排泄的正确方法的典型安装位置。
The proper method for draining both Y-pattern stop-check valves and isolation gate valves is shown for typical mounting positions.
如果订购的闸阀将要采用非常规安装方式，则在订购时应该指明阀门的朝向。
If you order the valve will be installed using conventional methods, should be specified in the order toward the valve.
所有压力密封闸阀都可以配置实心硬楔形闸板。订购时请指定型号55006。
All pressure seal gate valves are available with a solid wedge. Specify figure number 55006.
论述球铁高压燃气闸阀的概况、设计要点、壳体浇铸工艺性的改进和试验方法。
The general description, main points of design, technological improvements in valve body casting and test methods of the said valve are discussed.
蝶阀的流体特性相当于截止阀的三倍甚至更高，相当于同样尺寸的闸阀的75%。
Butterfly valves have flow characteristics three times better than globe valves and approximately 75% of an equivalent size gate valve.
介绍了平板闸阀的性能，分析了其阀杆密封的特点，提出了改进填料结构的方法。
Introducing the properties of slab gate valve, analyzing the characteristics of the stem sealing, proposing the methods of improving packing structure.
不带导流孔调节的平板闸阀其对流量的调节特性优于普通不带导流孔的平板闸阀。
Without diversion hole adjustment plate valve regulating its flow characteristics than ordinary non-diversion plate valve hole.
平行阀座闸阀由两个可互换弹簧负载阀瓣，一个全导向阀瓣托架和扣环销钉构成。
The parallel seat gate assembly consists of two interchangeable spring loaded discs, a fully guided disc carrier, and retaining pins.
我们的产品线包括：闸阀，止回阀，截止阀，止回阀，双板的止回阀，高性能蝶阀。
Our product line includes: Gate valves, Check valves, Globe valves, Non-Return valves, Dual-Plate Check valves, and High Performance Butterfly valves.
我们的产品线包括：闸阀，止回阀，截止阀，止回阀，双板的止回阀，高性能蝶阀。
Our product line includes: Gate valves, Check valves, Globe valves, Non-Return valves, Dual-Plate Check valves, and High Performance Butterfly valves.
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