2 Backwater Valve - China Manufacturers, Suppliers, Factory

2 Backwater Valve, , , ,. The product will supply to all over the world, such as Europe, America, Australia,, ,, .

Butterfly valve soft seal and hard seal

1. What is the fundamental difference between soft seal butterfly valve and hard seal butterfly valve? The sealing ring material is different. The sealing pair of a soft-sealing butterfly valve is ...
TWS appeared at the 2026 China Water Expo (Hefei) and concluded successfully

Recently, the 2026 China Water Expo and Pump and Valve Exhibition concluded successfully at the Hefei Binhu International Convention and Exhibition Center. TWS made a wonderful appearance with a va...
TWS Backflow Preventer

Working Principle of Backflow Preventer TWS backflow preventer is a mechanical device designed to prevent the reverse flow of contaminated water or other media into a potable water supply system or...
Difference between soft seal butterfly valve and hard seal butterfly valve

Hard seal butterfly valve Hard sealing of butterfly valve refers to that both sides of the sealing pair are made of metal materials or other hard materials. The sealing performance of this kind of ...
U Section Butterfly Valve from TWS Valve

U-shaped butterfly valves are a popular choice in the industrial sector due to their unique design and functionality. TWS Valve is a leading manufacturer with over 20 years of experience, offering ...
Sluice Valve Vs. Gate Valve

Valves are very important components in utility systems. A gate valve, as the name suggests, is a type of valve that is used to control the flow of a liquid using a gate or plate. This type of valv...