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方钢管混凝土轴压短构件局压承载力试验研究
引用本文:刘威,韩林海. 方钢管混凝土轴压短构件局压承载力试验研究[J]. 工业建筑, 2004, 34(1): 10-13,89
作者姓名:刘威  韩林海
作者单位:福州大学,土木建筑工程学院,福州,350002;福州大学,土木建筑工程学院,福州,350002
基金项目:福建省重大科技项目 ( 2 0 0 2H0 0 7),福州大学科技发展基金资助项目( 2 0 0 2 -XY -14 )资助
摘    要:局部承压是工程结构中一种常见的受力情况 ,为了深入认识方钢管混凝土构件在局部压力作用下的性能 ,进行了 2 8个方钢管混凝土轴压短构件局压承载力的试验研究 ,同时还进行了素混凝土局压和钢管混凝土承载力的对比试验 ,以及测量粘结强度的推出试验 ,基于对试验结果的分析 ,考察各主要因素的影响规律 ,并初步建议了方钢管混凝土局压承载力的计算方法。

关 键 词:钢管混凝土  局压  局压面积比  含钢率  尺寸效应

TESTS ON LOCAL COMPRESSION BEHAVIORS OF AXIALLY LOADED CONCRETE-FILLED STEEL TUBULAR MEMBERS WITH SQUARE SECTIONS
Liu Wei Han Linhai. TESTS ON LOCAL COMPRESSION BEHAVIORS OF AXIALLY LOADED CONCRETE-FILLED STEEL TUBULAR MEMBERS WITH SQUARE SECTIONS[J]. Industrial Construction, 2004, 34(1): 10-13,89
Authors:Liu Wei Han Linhai
Abstract:Local compression is a normal case in civil engineering.In order to have a further research on the local compression behaviors of concrete-filled steel tubular members with square sections,28 axially loaded members under local compression were studied.Local compression tests of plain concrete and bearing strength tests of CFST were done simultaneously as a comparison,push-out tests were also carried out for bond strength.Based on the test results,the main factors were studied,and a method for bearing strength calculation was initially proposed.
Keywords:concrete-filled steel tubes local compression local compression area ratio steel ratio size effect
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