Simultaneous contraction design for pressure pipes faq

  Since the successful development of the first set of high-purity nitrogen air separation unit in China in 1978, the R & D breakthrough of domestic ...

A decrease in atmospheric pressure will increase the compression ratio of the air compressor. A decrease in atmospheric pressure will increase the com...

  The cavitation of centrifugal pumps is very harmful. It causes great stress on the surface of the impeller and also reduces the head of the pump of...