4 Inch Pvc Flapper Valve - China Factory, Suppliers, Manufacturers

4 Inch Pvc Flapper Valve, , , ,. The product will supply to all over the world, such as Europe, America, Australia,, ,, .

How to choose the sealing material correctly

What are some important factors to consider when selecting the correct seal material for an application? Great price and qualified colors Availability of seals All influencing factors in the...
Overview of Valve Casting

1. What is casting The liquid metal is poured into a mold cavity with a shape suitable for the part, and after it solidifies, a part product with a certain shape, size and surface quality is obtain...
Introduction of valve sealing materials---TWS Valve

Valve sealing material is an important part of valve sealing. What are the valve sealing materials? We know that valve sealing ring materials are divided into two categories: metal and non-metal. T...
U-shaped butterfly valve from TWS Valve

U-shaped butterfly valve is a special type of valve commonly used in various industries to control and regulate the flow of fluids. It belongs to the category of rubber-sealed butterfly valves and ...
Butterfly valve knowledge discussion

In the 30s, the butterfly valve was invented in United States, introduced to the Japan in the 50s, and was widely used in Japan in the 60s, and it was promoted in China after the 70s. At present, b...
Advantages & Disadvantages of Soft-Seal Gate Valve

Overview of Soft-Seal Gate Valve Soft seal gate valve, also known as elastic seat seal gate valve, is a manual valve used in water conservancy projects to connect pipeline media and switches. The s...