Technical Reports

Tank Car Fatigue Crack Growth Test

  • 01
  • Mar
  • 1993
AUTHOR: Federal Railroad Administration; David L. Cackovic; Britto Rajkumar; Vinaya Sharma
OFFICE: RPD
SUBOFFICE: RPD-32
REPORT NUMBER: DOT/FRA/ORD-93/10
SUBJECT: Hazardous Materials
KEYWORDS: Stub sill, Tank car, Fatigue life, Simuloader, Mini shaker unit, Accelerated fatigue testing
ABSTRACT: Under the Tank Car Fatigue Crack Growth Test Program, the Association of American Railroads performed over-the-road tests, immpact tests, perturbed track tests, quasi-static and cyclic Mini-shaker Unit vertical coupler loading tests, and a 300,000-mile accelerated-rate Simuloader fatigue test on a Department of Transportation 111A100W1 tank car. In addition, fractographic analysis of cracked tank car head pad samples obtained in the field and laboratory specimen crack growth tests were conducted

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