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The weld repair of BS11 wear resisting grade B crossings using a 450°C preheat (RR-STR-94-078)

Last updated on 19 April 2013 3:09

London Underground Limited have a large number of BS11 grade B crossings which, at present, cannot be repair welded because a satisfactory procedure has not been developed. In the past, when the weld repair procedure for grade A rail steels has been applied to grade B crossings, cracking has developed...

Author(s): Davidson I T;Cassidy P D

Organisation(s): British Rail Research ;

1994

United Kingdom

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