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중심압축력을 (中心壓縮力) 받는 H형강주의 좌굴내력에 관한 실험적 연구
서성연(Seong Youn Seo),양영성(Young Sung Yang),김규석(Kyu Suk Kim) 한국강구조학회 1991 韓國鋼構造學會誌 Vol.3 No.2
The Allowable Compressive Stress of steel columns of current specification is based on Basic Column Curve proposed by CRC in 1952. The buckling strengths of steel columns exhibit a significant variation due to influencing factors, such as manufacturing method, residual stress, and initial out of straightness. Therefore Single Column Curve based on the deterministic approach will not represent rationally the buckling strengths of different column types. Recently ECCS and SSRC proposed Multiple Column Curves which were obtained by means of the probabilistic approaches evaluating numerous experiments. This study is to present basic data to consider the reasonableness and need in order to adapt Multiple Column Curves for buckling strengths of steel columns in Korean Specification.