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  • Posted: 07/08/2014 11:07:28   Hits: 1189
    Characteristics of vent butterfly valve 1. The structure of vent butterfly valve is welded by center line disc and short steel plate, having compact structure, light weight, convenience for instal...
  • Posted: 07/02/2014 11:07:18   Hits: 1439
    Currently, a large amount of large desalination projects are being built in China. Valves are used as key devices for desalination project.   Chloride may corrode equipments during desalina...
  • Posted: 06/30/2014 02:06:12   Hits: 1066
    Three-way ball valve utilizes ball as its closure member. The ball rotates with center line of body to open or close valve.   Characteristics of three-way ball valve 1. Open or close witho...
  • Posted: 06/25/2014 11:06:10   Hits: 1022
    Most of butterfly valves can be used for medium containing suspended solid pellets for disc moving with wipe. According to strength of sealing face, butterfly valves are also used for powdery or gra...
  • Posted: 06/24/2014 10:06:20   Hits: 996
    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: 934
    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: 943
    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: 1022
    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: 975
    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...
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News & Events
2018.07.23
The definition, characteristics and classification of butterfly valves
The definition, characteristics and classification of butterfly valves A butterfly valve is a rotary valve which is open or closed by rotating a disk-shaped, circular or rectangular closure member fo...
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...