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Article Type: Technical Briefs
J. Pressure Vessel Technol. October 2011, 133(5): 054502.
Published Online: July 20, 2011
... indications of pressure loss to determine if there is a leak from the tube side to the shell side when the back face of the tubesheet is not visible does not reveal very small leaks or weeping. For the purposes of this paper, we define weeping, V leak , as a leak of 20 drops/h or approximately 1 cm 3 / h...