Since the mid 1990’s mill manufacturers have been using Ultrasonic Bolt Tension Monitoring to ensure that critcal fange joints don’t fail. A few disastrous breakdowns and subsequent litgaton lead to a drive to eliminate these failures.
The use of the technology has proven to be successful and in the main is a requirement for all new
constructons. It is also part of the operatng manual to annually re-measure the ongoing bolt tension.
For more information, please download the whitepaper.
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