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  • Posted: 08/27/2015 08:08:55   Hits: 690
    Oil lubrication hard seal plug valve can be classified into conventional oil lubrication plug valve and pressure balance plug valve. Tailor-made grease is injected between body and plug from top of ...
  • Posted: 08/17/2015 05:08:00   Hits: 586
    Nowadays, superhigh pressure technique has already been used for petrochemical industry, chemical industry, metal forming, powder metallurgy and other industries. Due to superhigh pressure technique...
  • Posted: 08/11/2015 04:08:55   Hits: 714
    The excellent properties owned by full forging duplex stainless steel globe valve are determined by materials performances and valve structural features. Duplex stainless steel refers to ferrite and...
  • Posted: 08/03/2015 05:08:48   Hits: 629
    It is well known that valves are used to transport or control fluid and gas. Valves have wide application in fluid pipe system. Valves are mainly used to separate equipment and pipe system, control ...
  • Posted: 07/13/2015 05:07:23   Hits: 683
    Pull rod welding ball valve has impressive performances in various industries. Because of excellent properties and high reliability, pull rod welding ball valve attracts more attentions than cast st...
  • Posted: 06/11/2015 05:06:42   Hits: 901
    Extension rod butterfly valve is widely applied in chemical engineering, petrifaction, petroleum, paper making, mining, power, liquefied gas, food, pharmacy, drainage, municipal administration, elec...
  • Posted: 05/19/2015 05:05:46   Hits: 736
    Double offset butterfly valve is widely used in water supply, circulating water of electricity, petroleum, chemical engineering, etc. The common nominal diameter ranges from DN100mm to DN2000mm. The...
  • Posted: 05/13/2015 03:05:12   Hits: 792
    Structural features of stainless steel butterfly valves The spring of stainless steel butterfly valves is assembled together with adjusting bolts on plate. The structure compensates effectively to...
  • Posted: 05/05/2015 05:05:15   Hits: 788
    Working principles of plug valves Plug valves are a type of valves which use plug with a hole as disc. The plug rotates along with the stem to realize on-off. Small plug valves without packing are...
  • Posted: 04/29/2015 01:04:31   Hits: 715
    The disc or butterfly plate of butterfly valves rotates shaft roundly to open or close. Butterfly valves are mainly used for cutting-off or throttling in pipes. Butterfly valves are suitable for pip...
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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...