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The working principle of welding check valve
The working principle of welding check valve: There are two water chambers inside. The cutoff port of the diaphragm water chamber is the water passage (the opening area of the cutoff port is close to the pipe diameter area), and the upper water chamber of the diaphragm is the pressure regulating chamber.

A brief introduction to the unions, what are the characteristics of unions?
Union refers to a threaded pipe connector, which is a common type of pipe fitting in industry and daily life. Unions make pipe connections simpler, disassembly and replacement easier, and greatly save the cost of pipe connections. So, do you know what the characteristics of unions are?

What should be noted when using stainless steel caps?
Stainless steel cap is a product used to seal stainless steel pipelines. It is a product used as a container after the pipeline has reached its end or by welding two caps at both ends of a circular pipe. Similar products include blind plates, pipe caps, plugs, etc. Other names for stainless steel cap: stainless steel non straight edge cap, barrel spiral edge, elliptical cap, disc-shaped cap, shallow cap various sizes of cap spiral edge, stainless steel large and small cap spiral edge, flat bottom, hemispherical spiral edge, spherical cap etc. Most of the requirements for the use of stainless steel caps are to maintain the original appearance of the building for a long time. When determining the type of stainless steel to be used for stainless steel caps, the main considerations are the required aesthetic standards, the corrosiveness of the local atmosphere, and the cleaning system to be adopted.

Food Grade Sanitary Electric Centrifugal Pumps and Motors
”Safe, hygienic, reliable - choose our food grade hygienic electric centrifugal pump to ensure every drop is pure and flawless!”
“High efficiency, low energy consumption - our food grade sanitary electric centrifugal pumps can help you easily meet various fluid delivery needs!”
“Tailor-made for the food industry - made of SS 304 stainless steel to ensure your product is safe!”
“Innovative design, excellent performance - experience our food grade sanitary electric centrifugal pump and improve production efficiency!”
“Ensure food safety from the source - choose our sanitary electric centrifugal pump to help your production line!”

Notice of 2025 Spring Festival
Notice of 2025 Spring Festival
In accordance with national regulations and our company's situation,the Spring Festival holiday schedule is as follows

Sanitary Stainless Steel Heating Jacketed Tee
Sanitary stainless steel heating jacketed Tri Clover tee is a specialized fitting used in various industries, particularly in food and beverage, pharmaceuticals, and biotechnology.

Sterile Sampling Valve: Ensure Quality and Safety in Your Processes
Sterile Sampling Valve is a device used for sampling in a sterile environment and is widely used in industries such as pharmaceuticals, food and biotechnology. It is designed to ensure that no contamination is introduced during the sampling process while being able to easily extract samples from the pipeline system.

Revolutionary Stainless Steel Vacuum Bellow Hose Unveiled!
Stainless Steel Vacuum Corrugated Hose is a special hose designed for vacuum applications and is made of stainless steel. These hoses combine flexibility with the durability and corrosion resistance of stainless steel, making them suitable for a variety of harsh environments.

Exploring Types and Uses of Stainless Steel Manholes Today

Wishing you a Merry Christmas and Happy Holidays from Lifei Stainless Steel!
Merry Christmas and a Happy New Year from Lifei Stainless Steel !