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양근혁(Yang, Keun-Hyeok),이용제(Lee, Yongjei),황용하(Hwang, Yong-Ha) 대한건축학회 2019 大韓建築學會論文集 : 構造系 Vol.35 No.3
The purpose of this study is to provide and evaluate the tensile properties of masonry element such as tensile strength, strain, modulus of elasticity and stress-strain relationship through the direct tension test with varies of mortar strength. From the experiment, the tension fracture was observed along the interfaces between the brick and the mortar. Tension properties of masonry element was significantly affected by compressive strength of mortar, fm, indicating that higher tensile strength and modulus of elasticity of masonry element were obtained with increase of fm. The strain of a masonry element was inversely proportional to fm due to the lower ductility of a higher mortar strength. A tensile stress-strain relationship of masonry element was generalized based on the numerical analysis and the regression analysis using test data. The proposed model shows fairly good agreement with the test measurements.