Double Backflow Preventer - China Factory, Suppliers, Manufacturers

Double Backflow Preventer, , , ,. The product will supply to all over the world, such as Europe, America, Australia,, ,, .

Glorious Ending! TWS Shines at the 9th China Environment Expo

The 9th China Environment Expo was held in Guangzhou from September 17 to 19 at Area B of the China Import and Export Fair Complex. As Asia’s flagship exhibition for environmental governance,...
What does the CV value mean? How to select a control valve by Cv value?

In valve engineering, the Cv value (Flow Coefficient) of the control valve refers to the volume flow rate or mass flow rate of the pipe medium through the valve per unit time and under the test con...
2018 PCVEXPO Exhibtion in Russia

TWS Valve will attend the 2018 PCVEXPO Exhibtion in Russia The 17th International Exhibition PCVExpo / Pumps, Compressors, Valves, Actuators and Engines. Time: 23 – 25 October 2018 • Mosc...
Valve World Asia Expo & Conference 2023

Tianjin Tanggu Water-seal valve participated in the Suzhou Valve World Exhibition on April 26-27, 2023. It may be due to the impact of the epidemic in the past two years that the number of ...
The difference between a soft seal gate valve and a hard seal gate valve

Ordinary gate valves generally refer to hard-sealed gate valves. This article analyzes in detail the difference between soft-sealed gate valves and ordinary gate valves. If you are satisfied with t...
Inspection items for dual plate type check valves

Inspection items, technical requriements and inspection methods for wafer dual plate check valves