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FRA Monitoring Procedures

Note: These two documents will be replaced by an updated version at the end of August 2014. Please check back at that time.

Experimental Study of Residual Stresses in Rail by Moire Interferometry

The residual stresses in rails produced by rolling cycles are studied experimentally by moire interferometry. The dissection technique is adopted for this investigation. The basic principle of the dissection technique is that the residual stress is released elastically by creating free boundaries...