Company News

  • Posted: 04/28/2014 04:04:31   Hits: 1172
    Xinhai renews NO.6D-0506 API 6D Certificate for Gate Valves, Ball Valves and Check Valves and NO.600-0179 API 600 Certificate for Bolted Bonnet Steel Gate Valves. Certificate Content: the right to U...
  • Posted: 04/22/2014 05:04:05   Hits: 1610
    Zhejiang Xinhai Valve Manufacturing Co., Ltd. attended Oil & Gas Indonesia 2013 on November 13-15 Events: Oil & Gas Indonesia 2013. Venue: Jakarta International Expo Kemayoran. ...
  • Posted: 09/05/2013 08:09:26   Hits: 1530
    Good news from our Zhejiang Xinhai Valve Manufacturing Co. Ltd.   Xinhai Valve New Website has been active since September 5th, 2013. The website was redesigned by professional techn...
  • Posted: 08/25/2013 06:08:03   Hits: 1570
    Xinhai Valve page on Google Plus https://plus.google.com/100803560037907335661 
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News & Events
2020.05.26
Working Principle of Butterfly Valve
Butterfly valve is a kind of valve that is opened and closed according to the rotation of the valve stem to drive the disc to rotate. In the cylindrical passage of the valve body, the disc is rot...
2020.05.23
Reasons and Solutions for Valve Hard to Fully Close
In the process of using the valve, there are often some perplexing problems. For instance, the valve can't be tightly closed. So how should do? If the valve is not tightly closed, first find out ...
2020.05.14
Notes on Selection of Valves
Selection of valves shall comply with the following principals: 1. According to the use place and purpose of the valve, and after knowing the relevant regulations, specifications, standards and gaini...
2020.05.07
What is Butterfly Check Valve?
The check valve belongs to an automatic valve, and its main function is to prevent back flow of medium, reverse rotation of pump and drive motor, and relieving of container medium. Check ...
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