Leak Testing White Papers and Technical Articles

Technical articles and white papers on leak testing and instrumentation in process automation and control.

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Improving Pressure Decay Leak Testing with Hydrogen

Pressure decay has been the most widely used method of leak testing in manufacturing production lines for decades. The process is uncomplicated, inexpensive and easily automated. Air is simply injected into a test object, and any decrease in air pressure over time signifies a leak. However, the pressure decay method has significant shortcomings, such as limited sensitivity and the inability to determine the location of leaks. More Info...