软密封闸阀不应安装在使用压力可能超过其额定工作压力的管路上。
The soft-sealing gate valve should not be used on pipeline in which running pressure may be over the rated pressure.
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.
介绍了软密封闸阀的测试模型、方法及分析结果，对软密封和硬密封闸阀的结构及性能进行了比较和分析。
Introduce the test model, method and the analysis results of the soft faced gate valve, to carry on the comparison structure and functions of soft faced gate valve and hard faced gate 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 Bi-Directional Knife Gate Valve provides bubble tight shutoff in both directions up to full rating of the valve.
经实践证明，改造后的闸阀填料密封件不仅能够很好地解决密封渗漏问题，而且产生了很大的安全和经济效益。
Proved by practice, the floodgate valve packing seal after transforming can not merely well solve the sealed seepage problem, and has produced very great security and economic benefits.
偏心金属硬密封球阀已在一些新装置建设和老装置改造中取代了一部分闸阀而得到应用。
Now gate valves have been replaced by eccentric metal hard seal ball valves in the construction of some new unit and old unit revamping.
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.
大部分闸阀是采用强制密封的，即阀门关闭时，要依靠外力强行将闸板压向阀座，以保证密封面的密封性。
Most of the valve is sealed using force, that the valve is closed, forced to rely on external ram pressure to the valve seat to ensure the sealing surface of the seal.
摘要针对闸阀阀杆填料密封泄漏的问题，提出了正确选择密封填料的材料和改进闸阀填料压盖密封件结构的技术改进措施。
In allusion to the leaking of packing of gate valve, this paper presents technical improvement measures in properly selecting packing material and varying the structure of packing assembly.
本发明结构简单，密封性能好，安全可靠，使用寿命长，是安装在管路上用于输送各种高低压介质的比较理想的闸阀。
The present invention has simple structure, high sealing performance, high reliability and long service life, and is used in pipeline for conveying high and low pressure medium.
介绍了高温硬密封浮动阀座单闸板平板闸阀的工作原理、结构特点、适用范围及主要技术数据的选取和计算。
Brief introduction to the working process, the construction characteristics, the applications and the main data's selection & calculation for the single disc, high-performance flat gate valve.
进口油用闸阀结构合理，密封可靠，操作轻便。
Oil gate valve reasonable structure, reliable sealing, easy operation.
我们提供的闸阀的结构形式具有两种：平行阀瓣和弹性楔形闸板。平行阀瓣为定位阀座密封；弹性楔形闸板在关闭时则是扭矩阀座密封。
Gate valves are offered in two designs: Parallel Disc and Flexible Wedge. Parallel Disc are position seated; Flexible Wedge are torque seated when closing.
KGC刀闸阀可提供的通径范围为DN50~DN900，可配置金属硬密封阀座或弹性密封阀座。
KGC Knife Gate Valves are available in sizes 2-36" (DN50-DN900) with metal or resilient seated versions."
楔式闸阀利用楔式密封面密封，可通过手轮加载调节密封面贴合的紧密度。
Wedge gate valve take advantage of wedge style dense cover seal up, Can by hand wheel plus carry regulate dense cover paste equal to tightness degree.
适用于小口径阀门通径：DN15/100法兰式、直通式闸阀，截止阀，球阀等阀门的密封测试和强度测试。
It's suitable for the small caliber valve nominal diameter: airproof test and strength test of DN15/100 flange type, through-type gate valve, cut-off valve and ball valve etc.
适用于小口径阀门通径：DN15/100法兰式、直通式闸阀，截止阀，球阀等阀门的密封测试和强度测试。
It's suitable for the small caliber valve nominal diameter: airproof test and strength test of DN15/100 flange type, through-type gate valve, cut-off valve and ball valve etc.
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