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Factors to Consider When Choosing the Right Valve

Dec. 14, 2021

Valves are essential to every piping system because they control, regulate and direct the flow of fluids and gases through the piping. There are many valve options, and it can still be difficult to find the right one if you don't know how to determine the important features needed to ensure the valve matches the application you will be using. In this article, LIWEI will list the factors to consider when selecting the right valve.


Functionality of the valve


Look for a valve that can perform at least some of the following basic functions: pressure relief, prevent backflow, regulate flow, shut off flow, divert flow and mix flow. Checking the function of the valve type before proceeding with the selection or purchase will help determine the type of valve best suited to your needs. 

If you want on/off control of your system, choose two-way valves because they have an inlet and outlet where fluid can enter and exit the port properly. Three-way valves, on the other hand, allow the mixing of fluids from two different pipes into one, or the separation of water from one pipe into two different pipes.


three way


two-way elbow



Sizes and Types


Next to the function is the size and type of the valve. These two should always be used together, as the size depends on the type of valve you choose. When the type and size of the valve are matched, it will produce better performance and flow in the piping system.


Materials for Valves


Please note that the material used to manufacture the valve should be suitable for the liquid or gas content that will flow through it. Compatibility is necessary to ensure long term operation, better handling of pressures and handling of contents. If harsh chemicals will flow through the valve, choose a plastic valve, which is more resistant to chemicals than a metal valve. 


LIWEI Valves



Materials for Valves


Please note that the material used to manufacture the valve should be suitable for the liquid or gas content that will flow through it. compatibility is necessary to ensure long term operation, better handling of pressure and handling of contents. if harsh chemicals will flow through the valve, choose a plastic valve as it is more resistant to chemicals than a metal valve. 


Valve maintenance


Regular maintenance is mandatory to ensure the service life and stability of the valve. please note the type of valve you will choose and what can help avoid damage or more costly repairs. 


Maintenance of the valve


Regular maintenance is mandatory to ensure the life and stability of the valve. Pay attention to the type of valve you will choose and the repairs that can help avoid damage or higher costs.


Worm Gear Ductile Iron Double Flange Butterfly Valve

Worm Gear Ductile Iron Double Flange Butterfly Valve



Choose us

Tianjin LiWei Valve Manufacturing Co., Ltd. mainly produces wafer butterfly valves, flanged butterfly valves, LT butterfly valves, gate valves, check valves, ball valves, filters, etc. The company is committed to valve production and has more than 20 years of production experience. The company has been engaged in 2018 Valves and related products import and export business, the main markets, Southeast Asia, Africa, South America, the Middle East and other countries and regions. In recent years, the company has continuously explored overseas markets and accumulated a lot of successful experience in the market. We understand the best-selling experience in each market and hope to serve our customers.

We have very professional sales personnel, technical personnel, and after-sales service personnel, who are capable of fast production and fast delivery. Under the premise of the current price of raw materials, we have prepared enough inventory, so we can provide stable prices. Avoid damage to the economic interests of customers.



The user of these pipe fittings is the Philippine municipal pipe network system. We conduct material test, wall thickness test and weight test on each pipe fitting to ensure that each pipe fitting is qualified. We are confident in every product we sell. Please send us a message to get the quote, we'll be happy to help you.


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Factory Add.:

No.3 Xintai Road, Jinnan District, Tianjin, China.

Office Add.:

C12 Aliyun Jinnan District, Tianjin, China.

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