Flanges are also the standard connection for industrial butterfly type valves.
对于工业蝶阀，法兰还是标准连接方式。
The butterfly type valve casting's the appearance and inner quality is increased through improving the technique and strengthening order-making control.
通过改善铸造工艺与加强过程控制，提高了铸件外观和内在的品质。
The alteration rule of inequilateral Z-type steel thickness in butterfly pass is calculated and analyzed.
计算分析了不等边Z 字钢在蝶式孔型中厚度变化的规律。
Jack, or Edward, or Butterfly (he's called that because of a tattoo between his shoulder blades and also because of a more mysterious totemic connection to the insect) is a familiar enough movie type.
杰克、爱德华或是蝴蝶先生(他这么叫是因为纹在肩胛骨上的纹身，也是因为一个和所纹的蝴蝶相联系的神秘的图腾)都是一个相当熟悉的电影类型人物。
Do you think butterfly is a type of insect?
你认为蝴蝶是一种昆虫吗？
This paper analyzes the failures of air operated double position butterfly valve used in car type furnace, and puts forward improving plan.
本文对台车炉气动双位蝶阀产生的故障进行了分析，并提出了改进方案。
Among our products, the central type butterfly valve and double eccentric butterfly valve are both awarded with National Hi and New Technological products, and National Level Spark Project.
本公司中心型蝶阀、双偏心蝶阀获得国家高新技术产品和国家级星火项目。
R512 type High performance concentric butterfly valvesadvanced foreign technology on the basis of soft contact seat sealing structure multiple can effectively prevent leakage.
R512型高性能无销中线蝶阀在引进国外先进技术的基础上采用轻柔的接触式阀座和优良的多重密封构造能有效防止外漏。
A kind of slope slots and embeded plates hoisting expanding type valve sealing mechanism which is suitable for ball valves, butterfly valves and plug valves is introduced.
介绍了一种适用于球阀、蝶阀和旋塞阀的斜槽插板升降撑拢式阀门密封结构。
The alteration rule of inequilateral Z-type steel thickness in butterfly pass is calculated and analyzed on its construction property, which can give some information for production.
本文针对蝶式孔型的结构特点，计算分析了不等边不等厚Z字钢在蝶式孔型中边部厚度变化的规律，为生产实践提供参考。
It's suitable to have shell test and seal test for flanged end butterfly valves and wafer type butterfly valves.
适用于法兰连接和对夹式蝶阀的强度和密封性能试验。
A type of dual slots helix hoisting composite valve switch mechanism which is suitable for ball valves, butterfly valves and plug valves is introduced.
介绍了一种适用于球阀、蝶阀和旋塞阀双轨道旋转和升降复合动作的启闭结构。
Butterfly or similar type valves should be installed in the line upstream and downstream of the automatic control valve to allow for maintenance service.
在自动控制阀的上游和下游应该安装蝶阀或类似的阀门，以便于进行维护维修。
A type of dual slots helix hoisting composite valve switch mechanism which is suitable for ball valves, butterfly valves and plug valves is introduced.
介绍了一种适用于球阀、蝶阀和旋塞阀的斜槽插板升降撑拢式阀门密封结构。
Mild steel plate flanges , cast stainless steel flanges , wafer-type butterfly valve, 2-piece flange-type ball valve, steel plate.
软钢板法兰，不锈钢铸板法兰，片型蝶阀， 2片式法兰型球阀， 钢板。
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.
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.
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。
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