China Mini Backflow Preventer - Manufacturers, Suppliers, Factory from China

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

Sand casting of valves

Sand casting: Sand casting commonly used in the valve industry can also be divided into various types of sand such as wet sand, dry sand, water glass sand and furan resin no-bake sand according to ...
What are the inspection items and standards for butterfly valves?

Butterfly valves are a common type of valve in industrial pipelines, playing a critical role in fluid control and regulation. As part of routine maintenance to ensure their normal operation and saf...
What does a valve do?

A valve is a pipeline attachment used to open and close pipelines, control the flow direction, regulate and control the parameters (temperature, pressure and flow rate) of the conveyed medium. Acco...
Double flange butterfly valve: Features and applications

Double flange butterfly valve, as a key element in the industrial field, plays an important role in various fluid systems. Its simple structure, light weight, fast opening, fast closing, good seali...
Valve as a tool has been born for thousands of years

The valve is a tool used in the transmission and control of gas and liquid with at least a thousand years of history. At present, in the fluid pipeline system, the regulating valve is the control e...
How butterfly valves work?

Butterfly valve is a kind of valve that uses a disc opening and closing part to reciprocate about 90° to open, close or adjust the flow rate of the medium. Butterfly valve not only has simple struc...