C52 TS monobloc wheels: BR service experience to date (TM-FM-022)

Monobloc locomotive wheels were first introduced on B.R. to combat the problem of loose tyres on Class 71 and 74 locomotives. The wheels used were rim-sprayed to give 'Class E' properties and generally performed satisfactorily except for a tendency to shelling or spalling during their first 'life', This experience led...