A piezoelectric load-sensing washer being developed by a professor and a recent graduate at The University of Alabama in Huntsville (UAH) provides a more accurate way to measure the clamping force exerted by the bolt it is on.
That’s a benefit for numerous industries where the clamping force of bolts is critical, including construction, auto assembly, nuclear power, racing, aviation and space.
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via New washer can accurately measure a bolt’s clamping force.