Learn how to locate tube failures and repair them with the proper plugging, ferruling or sleeving method
Stanley Yokell, MGT Inc.
Tube plugging is probably the most frequently used maintenance and repair technique for the tube side of an exchanger. This article provides information on how to locate the positions of tube failures and discusses why it is important to know such information. It describes how to find out where the tubes failed and explains how to analyze what caused failures, seen from the tube side. Descriptions of several kinds of plugs and their uses and plugging techniques are included. Preparation of a plug map, a key to tubeside maintenance, is also discussed....
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