Metal fiber with optimized geometry for reinforcing cement-based

Details Metal fiber with optimized geometry for reinforcing cement-based Metal fiber with optimized geometry for reinforcing cement-based

1994-09-07

1995-08-22

Zimmerman, John

Stock material or miscellaneous articles

All metal or with adjacent metals

Nonplanar uniform thickness or nonlinear uniform diameter

106644, 52659, E04C 503

Patent

active

054439183

ABSTRACT:
A metal fiber for reinforcing cement-based materials comprises an elongated, substantially straight central portion and sinusoid shaped end portions. The sinusoid at each end portion has an optimum amplitude A.sub.o,opt defined by:

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J. P. Romualdi et al., "Tensile Strength of Concrete Affected by Uniformly Distributed and Closely Spaced Short Lengths of Wire Reinforcement", Journal of The American Concrete Institute, Jun. 1964, pp. 657-670.
Dramix Steel Fibers, "The Miracle in the Mix", Bekaert Steel Wire Corp., brochure, Aug. 1979, 5 pages.

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