China Double Flange Butterfly Valve - Factory, Suppliers, Manufacturers from China

China Double Flange Butterfly Valve, , , ,. The product will supply to all over the world, such as Europe, America, Australia,, ,, .

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...
History of the Development of China's Valve Industry (2)

The initial stage of the valve industry (1949-1959) 01Organize to serve the recovery of the national economy The period from 1949 to 1952 was the period of my country’s national economic reco...
Pressure test method for industrial valves.

Before the valve is installed, the valve strength test and valve sealing test should be performed on the valve hydraulic test bench. 20% of low-pressure valves should be inspected randomly...
Butterfly valve installation precautions

1. Clean the sealing surface of the butterfly valve and the dirt in the pipeline. 2. The inner port of the flange on the pipeline must be aligned and press the rubber sealing ring of the butterfly ...
Double eccentric butterfly valve from TWS Valve

In the ever-evolving water industry, the need for efficient and reliable flow control solutions has never been greater. This is where the double eccentric butterfly valve comes into play, offering ...
Y-strainer installation method and instruction manual

1.The filter principle Y-strainer is an indispensable filter device in the pipeline system for conveying fluid medium. Y-strainers are usually installed at the inlet of pressure reducing valve, pre...