There are two main methods to leak test partsusing helium: vacuum testing (outside-in) and pressure testing (Inside-out). The detection method should be selected based on the working conditions of the part to be tested. It is important to maintain the same pressure conditions during the test as will exist during the actu…See more on heliumleakdetection
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A Basic Guide to Helium Leak Testing
WEBAs one would expect, the established norms, rules and protocols that define and govern vacuum factors and matters, from how to obtain such vacuum levels, the pump set-up, …