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The broaching of bolt-holes in rails (IM-FM-055)

Last updated on 02 August 2013 2:53

Many rail-end failures are caused by the growth of fatigue cracks from bolt-holes. In an attempt to reduce the number of such failures, broaching or burnishing of bolt-holes has been carried out extensively on British Railways since 1968 (1). This process consists of forcing a three or eight land tool...

Author(s): Watson P.;Dabell B.J.

Organisation(s): British Rail Research ;

1974

United Kingdom

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