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Abstract:
This paper is concentrated on the behaviors of five different types of fiber reinforced concrete (FRC) in uniaxial tension and flexural impact. The complete stress-strain responses in tension were acquired through a systematic experimental program. It was found that the tensile peak strains of concrete with micro polyethylene (PEF) fiber are about 18-31% higher than that of matrix concrete, those for composite with macro polypropylene fiber is 40-83% higher than that of steel fiber reinforced concrete (SFRC). The fracture energy of composites with micro-fiber is 23-67% higher than that of matrix concrete; this for macro polypropylene fiber and steel fiber FRCs are about 150-210% and 270-320% larger than that of plain concrete respectively. Micro-fiber is more effective than macro-fiber for initial crack impact resistance; however, the failure impact resistance of macro-fiber is significantly larger than that of micro-fiber, especially macro-polypropylene-fiber.
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Source :
COMPUTERS AND CONCRETE
ISSN: 1598-8198
Year: 2007
Issue: 1
Volume: 4
Page: 19-32
4 . 1 0 0
JCR@2022
ESI Discipline: COMPUTER SCIENCE;
JCR Journal Grade:3
Cited Count:
WoS CC Cited Count: 9
SCOPUS Cited Count: 12
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count:
Chinese Cited Count:
30 Days PV: 13
Affiliated Colleges: