Bellows in Vacuum Valves
Bellows in the petroleum, chemical industry has a wide range of applications, playing a pressure sensor and isolation role, production control and safety has an important role, with China's petroleum, chemical and other industries continue to develop and innovate, the production equipment to put forward higher requirements, so the importance of the choice of bellows is also of great concern to the importance of this paper mainly discusses the application of bellows in the control valve.
