• Introduced are some problems concerning the design of compound phosphate fertilizer thick liquid pump in the light of its structure, hydraulic design, and sealing.

    结构型式、水力设计、密封型式等方面论述磷复肥料泵设计有关问题。

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  • When the application is more critical, and the sealing compound may fail due to high heat or pressure, NPTF Dryseal threads are used.

    密封要求严格时,密封剂可能由于高温高压会失效,这时可以采用NPTF干密封螺纹

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  • As special function is required, the construction of polysulfide sealing compound turns into a key procedure in project of a sewage treatment plant.

    由于特殊功能要求密封施工成为某污水处理厂工程关键工序

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  • The testing result shows that sealing compound performance is good, costs are low, and is suitable for static seal of pipe line and valve under different temperature conditions.

    测试结果表明,该密封性能优良成本低廉,可适用不同温度条件管线阀门密封

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  • Based on pressure and high low temperature cycling tests and theoretic analysis, the threaded joint parts filled with sealing glue compound show excellent seal ability, and can be applied to SRM.

    通过压力低温循环等大量试验理论分析表明:采用填充密封螺纹联接密封结构具有优异的密封性,适宜在固体火箭发动机环境中应用

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  • The sea1ing ability of API connections mainly depends on the machining parameters of connections themselves, but the sealing aid of thread compound can not be overlooked.

    螺纹接头密封性主要取决于螺纹加工参数螺纹脂对螺纹接头的辅助密封作用应被忽略。

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  • In order to acquire a good hermetic seal between the diaphragm and the base plate, two sealing methods were used, namely, compound method and crystallite method.

    研究合法结晶两种方式,使陶瓷基座膜片达到良好的匹配封接。

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  • With NPT threads, after a wrench is applied, slight Spaces at the major and minor diameters may exist that would allow the assembly to leak and therefore a sealing compound is used to fill any gaps.

    对于NPT螺纹使用扳手上紧后直径直径上可能允许装配后漏气因此使用密封剂填充所有间隙

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  • A new seal structure suited to solid rocket motors (SRM) is introduced, and threaded joint structures and sealing glue compound are studied.

    提出一种适用固体火箭发动机(SRM)的新型密封结构对应用于特定尺寸的螺纹联接结构方式、胶种选择进行了研究。

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  • It introduces formulation design of the compound and development of labyrinth oil seal. The sealing property, ageing resistance arid service life in oil resistance and fitting test are also related.

    介绍迷宫式油封胶料配方设计试制老化和装车运行考验中,密封性好、耐老化、寿命长的特点,使橡胶迷宫式货车轴承密封装置的优越性得到较好地体现。

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  • It introduces formulation design of the compound and development of labyrinth oil seal. The sealing property, ageing resistance arid service life in oil resistance and fitting test are also related.

    介绍迷宫式油封胶料配方设计试制老化和装车运行考验中,密封性好、耐老化、寿命长的特点,使橡胶迷宫式货车轴承密封装置的优越性得到较好地体现。

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