Dynamic Tests of Steel Fiber Reinforced Concrete

Applications of fibre reinforced concrete

2019年5月27日 — The applications of steel fiber reinforced concrete have been varied and ... or dynamic loads can be measured by testing its energy-absorption ...

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Impact resistance of fiber-reinforced concrete – A review

Nov 01, 2019 · Pacios et al. thus conducted static and dynamic pullout tests of using multiple straight steel fibers in cement matrix with two different fiber numbers (16 vs. 8) and reported two important findings: 1) maximum pullout load and slip capacity of multiple steel fibers increased with increasing the loading rate and 2) increasing the number of ...

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Propagation Speed of Dynamic Mode-I Cracks in Self-compacting

20 Aug 2020 ... ... in three types of self-compacting concrete reinforced with steel fibers ... conduct three-point bending tests at four loading-point displacement ...

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Nonlinear Dynamic Analysis of Structural Steel Retrofitted

First, the results of the pseudo dynamic (PsD) tests conducted on three two story-thre reinforced concrete (RC) frames are presented. One of the test frames was a reference frame with infill walls, while the others were strengthened with chevron brace and internal steel frame. For PsD tests, Duzce motion record was applied.

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Harmonized Test Procedures for Steel Fiber-Reinforced Concrete

A circular slab test method is described as an alternative to modulus of rupture and square slab tests for steel fiber-reinforced concrete. Results of 20 modulus of rupture, 12 square slab, and 24 circular slab tests are compared based on a general theoretical approach that accounts for the random fiber distribution and the successive softening ...

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Dynamic Stress-Strain Behaviour of Steel Fiber Reinforced

The addition of steel fibers into concrete mix can significantly improve the engineering properties of concrete. The mechanical behaviors of steel fiber reinforced high-performance concrete with fly ash (SFRHPFAC) are studied in this paper through both static compression test and dynamic impact test. Cylindrical and cube specimens with three volume fractions of end-hooked steel fibers with ...

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Three-dimensional modelling of steel fiber reinforced concrete

... of steel fiber reinforced concrete material under intense dynamic loading ... SFRC material is simulated and a good agreement with the test data is observed.

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Summary of behaviour of Steel Fiber Reinforced Concrete - IEEE

Abstract: Steel Fiber Reinforced Concrete (SFRC), as a new compound civil ... of triaxial test; tensile and compressive properties; fatigue resistance; dynamic ...

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Determining the Material Properties of Steel Fiber Reinforced

Since the bending tension behavior in the post-cracking region is important for the work line of the steel fiber reinforced concrete, the 4-point bending test is ...

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Behavior of Steel Fiber-Reinforced Concrete Slabs under

investigating the global dynamic impact responses of the slabs as well as local ... steel fiber-reinforced concrete (SFRC) mixture design with varied volumes of ... concrete material tests and coupon tests of the steel rein- forcing bars are ...

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View of Impact of twisting high-performance polyethylene fibre

Since the twisting UHMWPE fibre reinforced concrete exhibits more ... and dynamic tests of the concrete with varied fibre volume fraction from 0 ... properties of high-strength steel fiber-reinforced concrete.

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Behavior of Steel Fiber-Reinforced Concrete Slabs under Impact Load

investigating the global dynamic impact responses of the slabs as well as local ... softening behaviors of the steel fiber-reinforced concrete are presented in Fig. 4. ... concrete material tests and coupon tests of the steel rein- forcing bars are ...

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The study on steel fiber reinforced concrete under dynamic

According to Sun et al. (2002), steel fiber could retard the performance deterioration of the concrete and improve the resistance against multidamaging under severe conditions. From the literatures, it is obvious that most of the steel fiber reinforced concrete durability research just to solve a

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Dynamic Tests of Steel Fiber Reinforced Concrete

Dynamic compressive behaviour of spiral steel fibre reinforced concrete in split Hopkinson pressure bar tests ... Xu et al. carried out drop-weight experimental ...

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Steel Fiber Reinforced Concrete Behavior Modelling And Design

7 Dec 2020 ... If you ally dependence such a referred steel fiber reinforced concrete behavior modelling and ... requirements for the dynamic testing using the.

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Structural Investigation of Steel Fiber Reinforced

End hook, Crimped and flat steel fiber of length 35 mm and an aspect ratio equal to 80, 50, 77.77, 46.66 were added to concrete in proportion 1.5% with water cement ratio of 0.40. The experimental test results steel reinforced fiber concrete are compared with plain of concrete and conclusions are arrived.

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Use of Steel Fiber Reinforced Concrete for the Protection of

2020年9月25日 — In this research project steel fiber reinforced concrete is investigated ... the test results of different steel framed concretes under highly dynamic ...

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Effect of Crimped and Hooked End Steel Fibres on the Impact

2014年8月13日 — ... cement ratio of 0.42. From the test results, it was proved that the (FRC) was effective under ... rength, resistance under dynamic, fatigue and impact load by ... weight test was performed on the fiber reinforced concrete cubes.

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PDF The study on steel fiber reinforced concrete under dynamic

The study on steel fiber reinforced concrete under dynamic compression by damage mechanics method Wang Jianhua 1,2, ... steel fiber reinforced concrete (SFRC) has gradually advanced from a new, rather unproven ... 2012). The experimental tests of this hybrid reinforcement concept, in spite of being scarce, have been utilized to confirme the ...

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Dynamic Constitutive Model Analysis of High Parameter

achieve the numerical analysis of the dynamic response of high parameter steel fiber reinforced concrete structure [7-11]. 2. Dynamic Constitutive Model Analysis of High Parameter Steel Fiber Reinforced Concrete At present, for the numerical simulation of dynamic problems of concrete materials, a more

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Properties of Steel Fiber Reinforced Concrete Subjected to

The effect of strain rate on the flexural behavior of unreinforced matrix and three different fiber reinforced concrete (FRC) mixes are discussed. Results obtained from the modified instrumented Charpy tests on cement composites compare well with results from several similar investigations that use an instrumented drop-weight setup.

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Experimental Tests of Steel Fibre Reinforced Concrete Beams under

Concrete is a brittle material, especially under tension. Intensive researches have been reported to add various types of fibres into concrete mix to increase its ...

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Stress-strain relationship of steel fiber-reinforced

Steel Fiber Reinforced Concrete (SFRC) possesses many excellent dynamic performances such as high resistance to explosion and penetration. In the present study, three types of SRFC specimens with 0.0%, 3.0% and 6.0% (percentage by volume) of ultrashort steel fibers are fabricated and subjected to impact compression tests conducted on 74-mm-diameter split Hopkinson pressure bar (SHPB).

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Experimental investigation on static and dynamic mechanical

2018年5月22日 — In the present study, steel fiber reinforced ultra-high-strength ... Static mechanical and Split Hopkinson press bar tests were carried out to ... of glass fiber and polypropylene fiber reinforced concrete: An experimental study.

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NONLINEAR DYNAMIC ANALYSIS OF STEEL FIBER REINFORCED

dynamic analysis program using new material models 149 Fig. 4.1 Average compression test results for steel fiber concrete samples given in Table 3.2 158 Fig. 4.2 Average compressive stress-strain curves of steel fiber reinforced concrete given in Table 3.4 159

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