• Title/Summary/Keyword: 중공형바

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중공형 GFRP리바의 기계적 특성에 관한 연구 (A Study on the Mechanical Characteristics of Ho1low Type Glass Fiber Reinforced Plastics Re-bar)

  • 한길영;이동기;오환교;홍석주;신용욱;배시연
    • 한국해양공학회:학술대회논문집
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    • 한국해양공학회 2000년도 추계학술대회 논문집
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    • pp.7-11
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    • 2000
  • In this paper was studied on the mechanical characteristics of Glass Fiber Reinforced Plastics(GFRP) of the steel bar it is to replace. The advantage of FRP such as high strength, low weight and chemical inertness or noncorrosiveness can be fully exploited. GFRP bar were successfully fabricated at l0mm nominal diameters of solid and hollow types using a pultrusion method. Tensile and bending specimens from this bar were tested and compared with behavior of GFRP rebar and steel bar.

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브레이드 투루젼법에 의한 콘크리트 구조물용 하이브리드 섬유강화 복합재료 리바 개발 (Development of Hybrid Fiber Reinforced Plastics Rebar for Concrete Structure by the Braidtrusion Process)

  • 최명선;한길영;이동기;심재기
    • 한국복합재료학회:학술대회논문집
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    • 한국복합재료학회 2001년도 추계학술발표대회 논문집
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    • pp.199-205
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    • 2001
  • This paper describes the design methodology, manufacturing process, rebar tensile and bending properties. Braidtrusion is a direct Composite fabrication technique utilizing an in-line braiding and pultrusion process. The produced Composite rebar exhibits ductile stress-strain behavior similar to that of conventional steel bar. Various rebar diameters ranging from modeling scale(3m) to full-scale prototype of 9.5mm have been produced Glass Fiber Reinforced Plastics(GFRP) rebar were successfully fabricated at $\phi$8.5mm and $\phi$9.5mm nominal diameters of soild and hollow type using a braidtrusion process. Tensile and bending specimens were tested and compared with behavior of stress-strain of GFRP rebar and steel bar.

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