Effects of Strain Rate on Tensile Behavior of Reactive Powder Concrete

  • Fujikake Kazunori
    Department of Civil and Environmental Engineering, National Defense Academy, Japan
  • Senga Takanori
    Ground Self-Defense Force, Japan
  • Ueda Nobuhito
    Research & Development Center of Taiheiyo Cement Corporation, Japan
  • Ohno Tomonori
    Department of Civil and Environmental Engineering, National Defense Academy, Japan
  • Katagiri Makoto
    Research & Development Center of Taiheiyo Cement Corporation, Japan

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Description

Reactive Powder Concrete (RPC) reinforced with short steel fibers is characterized by ultra-high strength and high fracture toughness. Because of its excellent properties, RPC may be suitable as an advanced material for reinforced concrete structures subjected to impact loading. Thus, the objective of this study was to find out the effects of strain rates on tensile behaviors of RPC specimens subjected to rapid loading. The influence of the loading rates on failure modes, tensile stress-elongation curves and tensile stress-crack opening curves was investigated. Furthermore, based on the test results, a rate-dependent bridging law expressing the relation between tensile stress and crack opening was proposed.

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Details 詳細情報について

  • CRID
    1390001205219372544
  • NII Article ID
    130000080313
  • DOI
    10.3151/jact.4.79
  • ISSN
    13473913
    13468014
  • Text Lang
    en
  • Data Source
    • JaLC
    • Crossref
    • CiNii Articles
    • OpenAIRE
  • Abstract License Flag
    Disallowed

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