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Experimental Investigation on Mechanical Properties of Hybrid Fibre Reinforced Concrete

Author(s):

K. Raghava Rao , ANNAMACHARYA COLLEGE INSTITUTE OF TECHNOLOGY AND SCIENCES; K. Sai Abhinav, A.I.T.S

Keywords:

Fibre reinforced concrete, Steel fiber, polypropylene fiber, Compressive strength, Split tensile strength, Flexural strength

Abstract

A concrete has strong in compression and weak in tension, impact and flexure. To overcome these properties we need to add some addition to concrete like fibres. Fibres are giving some additional tensile,flexure and impact strength to concrete. In this investigation we are adding synthetic and metallic fibres like hybrid(steel+ polypropylene) with a fibre dosage of 0.5%, 1%, 1.5% were dispersed into the concrete of mix design M30 grade. The results are compared with conventional concrete and mono fiber so that here increasing the fibre dosage in concrete gradually increasing in compressive strength, split tensile strength flexure strength and impact resistance respectively for28 days curing period .so finally while using fibres in concrete we are going to transfer brittle failure to ductility property.

Other Details

Paper ID: IJSRDV5I60299
Published in: Volume : 5, Issue : 6
Publication Date: 01/09/2017
Page(s): 454-456

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