February 2013

Microcleanliness and Residual HoopStress of Vertical Split Rim Wheels

Abstract

Thirty wheels with vertical split rim (VSR) or broken flange failures were recently analyzed by Transportation Technology Center, Inc. (TTCI) for microcleanliness and residual hoop stress state as part of the Association of American Railroads’ (AAR) Strategic Research Initiatives (SRI) Program to prevent wheel failures.[...]

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Full description: Microcleanliness and Residual HoopStress of Vertical Split Rim Wheels