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  • Posted: 06/24/2014 10:06:20   Hits: 987
    Pneumatic ball valves use a ball with a hole as open-close part. The ball rotates with axis which is vertical to channel so that it can open or close valve. Pneumatic ball valves are used to connect...
  • Posted: 06/19/2014 10:06:56   Hits: 933
    Structure of welded ball valve: 1. Welded ball valve is made of carbon steel seamless steel tube which is pressed into intergrated welded ball valve. 2. Stem is made of AISI303 stainless steel. ...
  • Posted: 06/17/2014 10:06:41   Hits: 942
    Common valves in water system of heating air condition include gate valve, globe valve and butterfly valve.   Gate vale For its moderate length, rotary adjusting rod and good regulating p...
  • Posted: 06/16/2014 10:06:02   Hits: 926
    Based on structure, stainless steel butterfly valve can be classified into offset plate butterfly valve, vertical plate butterfly valve, cantboard butterfly valve, lever butterfly valve. Based on se...
  • Posted: 06/11/2014 11:06:24   Hits: 1020
    Soft seal plug valve is applicable for medium having corrosion or toxicity. The materials of valve cannot cause pollution to medium. For different medium, body is made of alloy steel, carbon steel a...
  • Posted: 06/07/2014 10:06:58   Hits: 969
    1. According to structure, categories of plug valves can be classified into cylindrical plug valves and conic plug valves.   2. Materials of seal face (1) Non metal sealed plug valves: Se...
  • Posted: 06/04/2014 10:06:09   Hits: 1493
    Forging is a kind of process that using metal forming machinery presses to metal billet, making it deform plastically to acquire mechanical properties, shape and size.    Forging is a ...
  • Posted: 05/28/2014 11:05:24   Hits: 1001
    Check valve allows medium to flow in one direction, stopping counter flowing. The valve operates automatically. With the pressure of fluids, the disc opens. When fluids counter flowing, pressure mak...
  • Posted: 05/27/2014 11:05:28   Hits: 1153
    The valve, commonly utilized in water supply system, includes gate valve (screw thread, flange), globe valve (screw thread), check valve (screw thread, flange), butterfly valve, etc.   Gate...
  • Posted: 05/24/2014 04:05:44   Hits: 917
    The common utilized valves in heating system include globe valve, gate valve, butterfly valve, ball valve, check valve, safety valve, pressure reduction valve, pressure maintaining valve, balanced v...
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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...