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U.S. Department of Transportation U.S. Department of Transportation Icon United States Department of Transportation United States Department of Transportation

Summary of Charpy and Dynamic Tear Testing of Bolster Samples

Document Series
Research Results
Author
Federal Railroad Administration
Report Number
RR 23-12
Office
RDI-22
Subject Rolling Stock
Keywords
Charpy, dynamic tear, bolster, side frame, brittle failure
Document
Charpy and Dynamic Tear Testing.pdf (364.14 KB)

The Federal Railroad Administration (FRA) collaborates with the Association of American Railroads’ (AAR) Coupling System and Truck Castings Committee and Transportation Technology Center, Inc. to investigate possible solutions to early-life failures of railcar side frames and bolsters. 


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Last updated: Monday, August 21, 2023