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  • Posted: 04/21/2015 05:04:59   Hits: 744
    Flat gate valves have following structural features: 1. The sealing structure of seat is elastic and equipped with pre-tightening force. The sealing between seat and sealing face is always face-to...
  • Posted: 04/14/2015 03:04:56   Hits: 639
    Low temperature globe valves are suitable for regulating system of storage equipments for low temperature fluids, having features of flexible operation, reliable sealing, etc. The globe valves can b...
  • Posted: 04/08/2015 04:04:41   Hits: 802
    Since valves are developed, pneumatic valves cannot be replaced. Pneumatic valves play their own unique role in water supply system. Pneumatic valves are mainly used in chemical engineering, pharmac...
  • Posted: 03/31/2015 04:03:40   Hits: 811
    When high vacuum butterfly valve is used, temperature has great influences on its performance.   High temperature impacts on high vacuum butterfly valve: When the valve is used in the sco...
  • Posted: 03/24/2015 04:03:50   Hits: 833
    In general, stainless steel ball valves are suitable for media, such as water, solvents, acids and gas. High quality stainless steel ball valves are also appropriate for media having wicked working ...
  • Posted: 03/18/2015 05:03:51   Hits: 695
    Long distance pipeline is a global energy supply line, from Arctic Circle to Equator, high mountains to seabed, high lands to deserts, crossing through earthquake zone, marshland, rivers, lakes and ...
  • Posted: 03/10/2015 04:03:15   Hits: 811
    With large programs being put into construction, valves are widely used in power, petroleum, chemical industry, urban supply and drain water system. Particularly, butterfly valves have large us...
  • Posted: 03/04/2015 03:03:36   Hits: 698
    Rubber lined valves have both cutting-off and flow regulation performance. Rubber line valves are convenient for on-off without influence on flow, ensuring the repeatability of flow. The valves open...
  • Posted: 02/25/2015 03:02:46   Hits: 768
    Pneumatic tefulong butterfly valves use disc with ball sealing surface cylinder packed by PTFE, having convenient operation, rigorous sealing performance and long service life. The butterfly valves ...
  • Posted: 02/10/2015 02:02:13   Hits: 797
    Valves are a kind of hardware products in common use. There are definite requirements for valves before or during assembling. Otherwise, valves having been assembled cannot show their excellent prop...
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News & Events
2017.07.19
2017 China (Zhengzhou) International Water Equipment and Technology Exposition
Event: 2017 China (Zhengzhou) International Water Equipment and Technology Exposition Venue: Central China International Expo Center (No.210, Zheng Bian Road, Zhengzhou City, Henan Province) Date: 201...
2017.07.10
Comparisons of Pneumatic Ball Valves and Electric Ball Valves
(1) Pneumatic ball valves The pneumatic ball valve consists of the ball valve and the pneumatic actuator. It generally needs to be used in conjunction with accessories including the magnetic valve, ai...
2016.08.16
Usage of Valve Standards in China
Valve products have been widely applied in petroleum, chemical engineering, nuclear power, metallurgy, electric power, hydraulic power, large coal chemical industry and other industries. Total quantit...
2016.08.04
Innovation, the Future Trend for Pneumatic Control Valve
Pneumatic control valve plays a vital role in automatic control system of modern factory. The competition is quite intense in pneumatic valve industry in China. The future development trend of pneumat...