The rounded rectangle compensator adopts rectangular section and rounded waveform. The single expansion joint in the pipeline bears two-dimensional displacement.The elbow joint pipe composed of two expansion joints can withstand three dimensional displacement.
The valve is a kind of energy saving valve, generally installed in the bottom valve of the water pump suction pipe to limit the return of liquid water in the water pump pipe, mainly used in the pumping line.
Silent check valve is to rely on the flow of the medium itself and automatically open, close the disc, used to prevent media backflow valve, also known as check valve, one-way valve, silent check valve backflow valve, and back pressure valve.
Knife gate valve, also known as knife gate valve or knife slurry valve, was introduced into China in the 1980s. It has a wide range of applications, from coal preparation, gangue discharge, slag discharge in mines and power plants, to sewage treatment in cities, form slurry transportation in cement and paper mills to professional pipelines such as 1
Dark rod knife gate valve is installde by valve stem. There is no lifting action when the valve stem is opened and closed, which saves installation space. Manual knife gate valve can only be fully opened and closed, can not be adjusted and throttled.
Sporal gate is used for top, bottom and import and export of building materials, metallurgy, mining, elextric power, chemical industry, glass, light industry, grain and other industries.