Stress concentration factors of N-joints of concrete-filled tubes subjected to axial loads

In-Gyu Kim1, Choong-Ki Chung2, Chang-Su Shim3, Young‐Jin Kim1
1Civil Engineering Research Team, Daewoo E&C, Suwon, Korea
2Department of Civil and Environmental Engineering, Dankook University, Yongin, Korea
3Department of Civil and Environmental Engineering, Chung-Ang University, Seoul, Korea

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