液力端采用硬密封结构，密封可靠性好。
The sealing of the hydraulic head is very reliable due to its hard sealing design.
按密封形式可分为较密封型和硬密封型两种。
Sealed in accordance with the form can be divided into relatively closed and hard-sealed type two.
彻底改变了金属硬密封球阀艺泄露、扭矩、密封面不耐腐蚀的缺点。
It wholly changes the defects of hard-sealed metal ball valves such as easy to be leaked, big torsional moment and non-corrosive seal surface.
其结构可以做成硬密封、软密封，可以很可以根据客户对密封要求选型。
Its structure can be made into a hard seal, soft seal. Sealing requirements base on customer's selection.
在一些特殊场合对金属硬密封蝶阀的密封提出了更高的要求，必须双向承压。
In some special occasions for metal hard seal butterfly valve seal put forward higher request, must be two-way under pressure.
䅒3。彻底改变了金属硬密封球阀易泄露、扭矩大、密封面不耐腐蚀的缺点。
3 completely changed the metal seal valve easy to leak, torque, sealing surface corrosion of the shortcomings of impatience.
金属硬密封球阀的阀体、阀座、球体等金属零部件紧密接触，自然形成了静电通道。
Metal to metal sealed ball valve with its body seat, ball, other metal parts, and so forth, closely contact with each other, having naturally formed a static electricity passage.
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Now gate valves have been replaced by eccentric metal hard seal ball valves in the construction of some new unit and old unit revamping.
本阀一种集三偏心硬密封蝶阀和常规缓闭止回阀所有优点于一身的新型高效节能止回阀。
Therefore, the valves are the new high performance energy-saving check valves with all strong points of Triple Eccentric Hard Sealing Butterfly Valves and Normal Slow Closure Type Check Valves.
结构设计类似三偏心硬密封蝶阀，具有操作轻便、开启过程无磨擦、零泄漏、寿命长等优点。
Structure Designed is similar to hard sealing of three - eccentric of butterfly valve, with convenient operation, without friction opened and leakage, long life.
提出了一种双向压金属硬密封蝶阀，讨论了这种蝶阀的结构、工作原理、密封的可靠性及特点。
It also provides a bilateral metal hardware sealed butterfly valve, and the structure of butterfly valve, working principle, reliability and features of seal are discussed.
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."
硬密封陶瓷球阀是我公司新开发的新产品，该产品主要用于电力、石油、化工等管路系统上启闭装置。
Haed sealed ceramic ball valve new product that our company develop newly, product this use electricity, petroleum, chemical industry pipeline system open and close and close the device mainly.
是指用于蒸汽系统、蒸汽管道，用来控制蒸汽的开关的电磁阀，采用硬密封或者四氟软密封，能耐高温。
Steam solenoid valve is used for steam system, steam piping, solenoid valve used to control the steam, the seal or PTFE soft seal, high temperature.
提出了一种双向压金属硬密封蝶阀蝶板可逆回转机构，讨论了可逆回转机构的工作原理、受力分析及特点。
A new returnable actuator disk of metal seal structure butterfly valve was presented, and its principle, force analysis, characteristic of the actuator were discussed as well.
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.
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.
设计的阀门采用了金属-金属的平面硬密封结构，在流道附近采用耐磨损的材料，提高阀门密封面的磨损寿命。
The new designed valve has metal-metal plane hard airproof structure, using durably grinding material near the flowing road to improve the airproof surface usage life-span.
金属硬密封球阀除了具有防止误操作、防止阀杆飞出、设置驱动装置安装平台等结构特点外，还具有如下独特的特点。
Except for such features as wrong operation prevention, stem blow-out proof, mounting, pad provided, the metal to metal sealed ball valves made by WILLIAMSON possess the following unique features.
油管四通和油管悬挂器分两种密封结构形式，一种是直 座式橡胶密封，一种是 锥 座式金属硬密封，可根据不同需要确定其选用形式。
The seals of tubing spool and tubing hanger are classified as two types:vertical rubber seal and tapper metal seal. Users can select one of them upon their requirement.
油管四通和油管悬挂器分两种密封结构形式，一种是直 座式橡胶密封，一种是 锥 座式金属硬密封，可根据不同需要确定其选用形式。
The seals of tubing spool and tubing hanger are classified as two types:vertical rubber seal and tapper metal seal. Users can select one of them upon their requirement.
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