Are you giving enough importance for training your maintenance personnel on the types of gaskets used at your facility and the method of fixing them? A good article by Jim Drago mentions that out of 100 gasket failures, 68 were due to insufficient load, 14 were due to wrong selection. Crushing, cavitation, erosion and other factors contributed to the rest. Insufficient load was attributed to improper installation, misapplication, poor flange design, and/or bolt selection and rotated flanges.
Read the article in this link
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