China DIN3352 F4 Di Resilient Seated Gate Valve - Manufacturers, Suppliers, Factory from China

China DIN3352 F4 Di Resilient Seated Gate Valve, , , ,. The product will supply to all over the world, such as Europe, America, Australia,, ,, .

Where check valves are applicable

The purpose of using a check valve is to prevent the reverse flow of the medium, and a check valve is generally installed at the outlet of the pump. In addition, a check valve is installed at the o...
Machinery fans opened the museum, more than 100 large machine tool collections are open for free

Tianjin North Net News: In the Dongli Aviation Business District, the city’s first individual-funded machine tool museum has officially opened a few days ago. In the 1,000-square-meter museum...
Casting Technology of Large Butterfly Valve

1. Structural analysis (1) This butterfly valve has a circular cake-shaped structure, the inner cavity is connected and supported by 8 reinforcing ribs, the top Φ620 hole communicates with the inne...
Development History of China's Valve Industry (3)

The continuous development of the valve industry (1967-1978) 01 Industry development is affected From 1967 to 1978, due to the great changes in the social environment, the development of the valve ...
Precautions for the installation of check valves

Check valves, also known as check valves or check valves, are used to prevent the backflow of media in the pipeline. The foot valve of the suction off of the water pump also belongs to the category...
TWS Valve--Qinhuangdao Trip

“Golden beach, blue sea, on the coast, we enjoy the sand and water. Into the mountains and rivers, dancing with nature. Travel group building, find the heart’s yearning” In this f...