Dominion Butterfly Valves - China Factory, Suppliers, Manufacturers

Dominion Butterfly Valves, , , ,. The product will supply to all over the world, such as Europe, America, Australia,, ,, .

Why use butterfly valve instead of ball valve?

Valves are an integral part of many industries, from drinking water and wastewater treatment to oil and gas, chemical processing, and more. They control the flow of liquids, gases and slurries with...
Resilient seated Butterfly valves: Difference between Wafer and Lug

+ Lighter + Cheaper + Easy installation - Pipe flanges required - More difficult to centre - Not suitable as end valve In the case of a Wafer-style butterfly valve, the body is annular with a few ...
TWS Valve Wish You A Merry Chirstmas!

The Chirstmas Day is Approaching~ We TWS Valves International sales department here, Get together and Wish you a Merry Chirstmas and Happy new year! Thanks for your suppor for this year and we Wi...
Rubber Joint

1. What is a rubber joint? What is its function in piping systems? Rubber joints, also known as rubber soft joints and flexible rubber joints, are flexible connecting elements installed between val...
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 ...
Valve selection principles and valve selection steps

1. Valve selection principle: The selected valve should meet the following basic principles. (1) Safety and reliability of petrochemical, power station, metallurgy and other industries require cont...