GRAIN-SIZE OF ADOPTED AGGREGATE INFLUENCE ON STRAIN-SOFTENING OF CONCRETE

被引:2
|
作者
RADOVANI, BA
机构
[1] Faculty of Architecture, University of Zagreb, 41000 Zagreb
关键词
D O I
10.1016/0013-7944(90)90153-8
中图分类号
O3 [力学];
学科分类号
08 ; 0801 ;
摘要
An experimental programme was performed to study the influence of w c ratio and the maximum diameter of adopted aggregate grain, on the deformational behaviour of concrete specimens, under different combinations of multiaxial compressive stresses, with a special concern to strain-softening. Ten centimeters, different concrete mixture, specimens were tested with compressive loading applied by means of brush-bearing platens with a special deformation controlled triaxial apparatus. A brief description of the experiments, discussion of results and a suggestion for a modified approximation for measured σ-ε{lunate} curves was given. © 1990.
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页码:709 / 718
页数:10
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