Bond behavior of steel bars embedded in concretes made

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  • Bond characteristics of steel fiber and deformed

    In this study, bond characteristics of deformed reinforcing steel bars embedded in SFRSCC is investigated secondly. Steel fiber reinforced self-compacting concrete (SFRSCC) is a relatively new composite material which congregates the benefits of the self-compacting concrete (SCC) technology with the profits derived from the fiber addition to a brittle cementitious matrix.

  • Structural Concrete: Vol 20, No 1

    Local bond slip behavior of steel reinforcing bars embedded in ultra high performance fibre reinforced concrete Alexander B. Sturm ... Experimental and analytical study on behavior of pullout failure of reinforcing bar embedded in concrete blocks Wesam K. A. Al ...

  • Bond behavior of steel reinforcement in high

    High-performance fiber-reinforced cementitious composites (HPFRCCs) exhibit a pseudo strain hardening behavior in tension, and increased damage tolerance when loaded in compression. The unique properties of HPFRCC materials make them a viable material for increasing structural performance under severe loading conditions. In this paper, the bond performance of mild steel reinforcement embedded ...

  • Bond behaviour of reinforcing bars in UHPFRC

    21/5/2015· Abstract This paper deals with the experimental determination of the bond behaviour between ultra-high performance fiber-reinforced concrete (UHPFRC) and reinforcing bars (rebars). An experimental campaign has been carried out to assess the bond behaviour ...

  • In-Situ CT Investigation of Pull-Out Failure for Reinforcing Bars Embedded in Conventional and High -Performance Concretes

    6th Conference on Industrial Computed Tomography, Wels, Austria (iCT 2016) .3dct.at 1 In-Situ CT Investigation of Pull-Out Failure for Reinforcing Bars Embedded in Conventional and High -Performance Concretes Tyler Oesch1 1 Bundesanstalt für Materialforschung und prüfung (Federal Institute for Materials Research and Testing), ...

  • Influence of CFRP confinement on bond behavior of

    Influence of CFRP confinement on bond behavior of steel deformed bar embedded in concrete exposed to high temperature Author links open overlay panel Habib Akbarzadeh Bengar a Mehdi Hosseinpour b Murude Celikag b Show more ...

  • Rebar - Wikipedia

    Rebar (short for reinforcing bar), known when massed as reinforcing steel or reinforcement steel,[1] is a steel bar or mesh of steel wires used as a tension device in reinforced concrete and reinforced masonry structures to strengthen and aid the concrete under tension. Concrete is strong under compression, but has weak tensile strength. Rebar ...

  • BOND STRENGTH OF CONCRETE WITH THE REINFORCEMENT BARS

    In present investigation, the bond strength of the oil polluted steel bars with concrete was studied. Tests were conducted on 72 cylindrical concrete specimens with compressive strength of 24 MPa at age of 28 days. Two embedded lengths of steel bars were

  • Bond behavior of steel deformed bars embedded in

    Bond behavior of steel deformed bars embedded in concrete confined by FRP wire jackets Author links open overlay panel Eunsoo Choi a Baik-Soon Cho b

  • What is Steel Reinforcement? Types and Properties of

    4. Prestressing Steel Bars The prestressing steel reinforcement are steel bars used in the form of strands or tendons. Multiple strands are employed in concrete in order to perform the prestressing action. The strands are made of multiple wires either 2 or 3 or 7 wire

  • Bond Behavior of Reinforcement in Conventional and

    Self-compacting concrete (SCC) can be placed under its own weight without compaction. In addition, it is cohesive enough to be handled without segregation and bleeding.

  • Bond Behavior between Steel Rebar and RCA Concrete

    To explore the bond behavior between steel rebar and recycled coarse aggregate (RCA) concrete after exposure to elevated temperatures, an experimental study was carried out. The results demonstrated that the bond strength of RCA concrete pullout specimens ...

  • Bond behavior of GFRP and steel bars in ultra-high

    The bond behavior of glass fiber-reinforced polymer (GFRP) and steel bars embedded in ultra-high-performance fiber-reinforced concrete (UHPFRC) was investigated according to embedment length and bar diameter. Post-peak bond stress-slip softening curve of the ...

  • Bond Behavior of Reinforcing Steel in Ultra-High Performance Concrete

    This report corresponds to the TechBrief titled Bond Behavior of Reinforcing Steel in Ultra-High Performance Concrete (FHWA-HRT-089). This report is being distributed through the National Technical Information Service for informational purposes. The content in this

  • Elastoplastic Dilatant Interface Model for Cyclic Bond-Slip

    This paper presents a new interface model to simulate the cyclic bond-slip behavior of steel reinforcing bars embedded in concrete. A multi-surface plasticity formulation is used to model two major inelastic deformation mechanisms occurring in bond slip. One is the ...

  • Bond Behavior of Plain Round Bars Embedded in

    Owing to its importance to the assessment and design of reinforced concrete structures, the bond behavior of steel bars in concrete has been extensively studied. This paper presents an experimental investigation into the bond behavior of plain round bars embedded ...

  • Experimental Study on the Bond Behavior of Reinforcing

    Owing to its importance in the design and assessment of steel-reinforced concrete structures, the bond behavior of reinforcing bars embedded in concrete has been widely investigated. In this paper, 91 specimens were cast and tested to study the effect of lateral

  • CHAPTER 4: CONCRETE-STEEL BOND MODEL

    127 CHAPTER 4: CONCRETE-STEEL BOND MODEL 4.1 Introduction The utility of reinforced concrete as a structural material is derived from the combi-nation of concrete that is strong and relatively durable in compression with reinforcing steel that is strong and

  • Sensors Free Full-Text Investigation of Bonding

    To extend understanding of the bonding behavior of fiber reinforced polymer (FRP) and steel bars in self-compacting concrete (SCC), an experimental series consisting of 36 direct pull-out tests monitored by acoustic emission (AE) were performed in this paper. The test variables involved rebar type, bar diameter, embedded length, and polypropylene (PP) fiber volume content. For each test, the ...

  • Bond Behavior of Reinforcing Steel in Ultra-High

    Bond Behavior of Reinforcing Steel in Ultra-High Performance Concrete Ultra-High Performance Concrete (UHPC) is a relatively new class of advanced cementitious composite materials, which exhibits high compressive [above 21.7 ksi (150 MPa)] and tensile

  • Effect of Washout Loss on Bond Behavior of Steel

    Effect of Washout Loss on Bond Behavior of Steel Embedded in Underwater Concrete Limited studies have been undertaken to investigate the bond properties of reinforcing steel bars embedded in underwater concrete (UWC). Approximately 60 pullout tests were ...

  • Steelconcrete bond strength of lightweight self

    The bond behavior of lightweight self-consolidating concrete (LWSCC) must be understood in order to use this type of high performance concrete in structural members. The objective of this research program is to assess the bond behavior of reinforcing steel bars

  • Bond behavior of steel bar embedded in recycled coarse

    Steel bars and concrete in practical engineering is served under a complex stress state, the bond behavior of steel bar embedded in concrete, inevitably, was affected by the stress state. So, the center pull out tests were conducted to investigate the bond strength ...

  • Bond of Steel Bars to Masonry Mortar Joints: Test Results

    1/7/2017· In this paper, the preliminary results of a series of pull-out tests conducted on mortar cylinders with embedded bars are presented. The bars are made of high strength stainless steel and are of helical shape to increase mechanical interlocking with the surrounding ...

  • Solved: The Bond Behavior Of Reinforcing Bars Is An

    The bond behavior of reinforcing bars is an important determinant of strength and stability. The article "Experimental Study on the Bond Behavior of Reinforcing Bars Embedded in Concrete Subjected to Lateral Pressure"t reported the results of one experiment in ...

  • Experimental Study on the Bond Behavior of Reinforcing

    Owing to its importance in the design and assessment of steel-reinforced concrete structures, the bond behavior of reinforcing bars embedded in concrete has been widely investigated. In this paper, 91 specimens were cast and tested to study the effect of lateral ...

  • Uniaxial bond stress-slip behavior of reinforcing bars embedded in lightweight aggregate concrete

    Uniaxial bond stress-slip behavior of reinforcing bars embedded in lightweight aggregate concrete * Chao-Wei Tang 1) 1) Department of Civil Engineering & Geomatics, Cheng Shiu University, No. 840, Chengcing Rd., Niaosong District, Kaohsiung City, Taiwan R.O