TH VALVE • PROFESSIONAL VALVE MANUFACTURER
GET IN TOUCH WITH US
Cell: 0086-185 2639 6136
0086-133 7031 7626
E-mail: tanghai@tanghaivalve.com
info@tanghaivalve.com
Web: www.tanghaivalve.com
Add: East of Guanghui Road, Beizhakou town, Jinnan District, Tianjin, P.R.China.
© Copyright 2020 Tianjin Tanghaidongyang Valve Co., Ltd. All Rights Reserved.
Top Valve Manufacturer, Provide the best solutions for valve projects.
Working principle diagram of three-way valve
What is a three-way valve? Simply put, a three-way valve has three inlets and outlets; when the three-way merges, there are two in and one out, and the three-way split is one in and two out. It is controlled according to the shape of the spool. The most obvious difference in appearance between a three-way […]
World Famous Valve Brand Ranking
If you talk about trusted brands abroad, different valves have different manufacturers, and each imported valve company is involved in different fields, and each brand has its own advantages. The explanation for imported valve brands is to let users know more about imported valve brands. It is a comprehensive selection based on the brand awareness, […]
What is the difference between lining and vulcanized valve seat?
There are three types of rubber seat. One is a soft seat, which can be installed and removed at will. It is elastic; the other is a backrest seat, which is a hard seat. The seat is knocked into the valve by external force. The body, but it can also be disassembled, which is much […]
Types and working principles of electric valves
The so-called electric valve, as its name implies, is to drive the opening and closing of the valve through the power supply. It is mainly composed of two parts. The upper part is an electric actuator and the lower part is a valve. In industrial processes, it is used to control the travel and flow […]
The role and classification of valves
Valves have many functions. Different valves should be selected for different functions. Different types of valves have different structures. These functions are all means to effectively control the process and ensure safety. Valves are generally divided into automatic valves and drive valves. Automatic valves (such as safety valves, pressure reducing valves, steam traps, check valves) […]
Valve selection basis and selection guide
How to select the righty type of valve? the following article will give you an idea how to choose the right structure/type valve. Nowadays, there are more and more valves on the market, the types of valves are particularly complex, and the structures and materials are all different. The selection of valves is very important […]
Valve flow characteristic curve and classification
The flow characteristic of the valve is the relationship between the relative flow of the medium flowing through the regulating valve and its opening under the condition that the pressure difference between the two ends of the valve remains constant. Flow characteristic is an important technical index and parameter of regulating valve. It is very […]
installation principle and setting of the bypass valve
Whether the valve needs to be installed with the principle and setting of the bypass valve. We occasionally see relatively large valves in some pipelines and always install bypass valves. Why is this? What is its main function? Under what circumstances does it need to be installed? And what is the size of the bypass […]
The difference of cryogenic valve and ordinary temperature valve
Cryogenic valves, as the name implies, are valves that can work in cryogenic and cryogenic conditions. The operating temperature is demarcated. Valves with operating temperatures below -40°C are usually called cryogenic valves, which are mainly used for gas liquefaction, For separation, transportation and storage equipment, the operating temperature can reach below -270℃. Currently, there are […]
Valve installation instructions and process precautions
Valve is a kind of mechanical product that is widely used in the construction of national economy. In the current market, the more commonly used valve types are butterfly valves, check valves, ball valves, globe valves, gate valves and regulating valves. For the correct installation method of the valve, the user should understand the following […]