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  • Posted: 03/04/2016 04:03:56   Hits: 220
    For rising stem wedge gate valve, connection between stem and core loses efficacy which caused by corrosion, abrasion or improper operation during valve on-off, then, the core falls off. If the valv...
  • Posted: 01/18/2016 05:01:09   Hits: 410
    Corrosion on valve body is considered that the metal materials are destructed under the environment of chemical or electrochemical environment. The corrosion is caused by spontaneous interaction bet...
  • Posted: 01/05/2016 04:01:19   Hits: 394
    Intelligent pneumatic ball valve is driven by pneumatic actuator, having realized completed intelligent control.   For its own advantages, intelligent pneumatic ball valve has been applied ...
  • Posted: 12/24/2015 05:12:30   Hits: 381
    Electric high pressure gate valve uses flange connection, a kind of the whole direct casting valve. Electric high pressure gate valve is mainly used for water, oil and overheating steam pipes whose ...
  • Posted: 12/15/2015 03:12:53   Hits: 366
    Insulation ball valve and flanged gate valve are the same category of valve. Due to good heat preservation and cold insulation, insulation ball valve has been widely applied in chemical engineering,...
  • Posted: 11/30/2015 05:11:21   Hits: 337
    Silent check valve is a kind of automatic valves whose disc can open or close automatically based on fluid media inside pipes flowing. The disc of valve rotates with the centerline of body. Under th...
  • Posted: 11/12/2015 05:11:44   Hits: 453
    Hard seal eccentric semi-ball valve uses the common path of eccentric body, eccentric ball, seat and stem for centring when they make rotational motion. It is tighter during closing to realize seali...
  • Posted: 11/03/2015 03:11:21   Hits: 443
    Power station welding gate valve is used for pipes of high temperature high pressure water, oil or over-heating steam in thermal power plant, petrochemical industry and metallurgy. The valve has the...
  • Posted: 10/27/2015 05:10:23   Hits: 479
    For energy conservation, noise reduction, low fluid resistance, rapid on-off, axial flow check valve has been widely used for oil and gas transmission pipeline. In China, for large LNG terminals hav...
  • Posted: 10/20/2015 03:10:21   Hits: 488
    In recent years, for global gas industry highly developing, LNG has already become an important part of international gas trade. By 2020, LNG will account for 40% of gas trade volume and 15% of gas ...
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News & Events
2018.05.30
Xinhai is going to participate in the Valve World Conference & Expo 2018
Xinhai Valve is going to participate in the 11th Valve World Conference 2018 in Germany, and our booth number is 3D01. You are very welcome to come and negotiate valve business with us. Exhibition in...
2017.08.30
What are Thread Valves?
A thread valve is the valve with the thread and can be classified into the internal thread valve and the external thread valve. This kind of valve is connected to the pipeline with the threaded connec...
2017.08.23
An Introduction of Swing Check Valves
A check valve is divided into the swing check valve (rotating around its center of gravity) and the lift check valve (moving along the axis). The check valve is one kind of the automatic valves, mainl...
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...