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Recent research showed that cold-formed steel shear walls with corrugated steel sheathing demonstrated high strength, high initial lateral stiffness but low ductility and thus were not suitable for applied in the high seismic risk zone. The paper presents a solution by installing a special energy dissipation bracing (EDB) to improve the ductility of the corrugated sheet sheathed shear walls. The EDB can be tuned according to the CFS shear wall base performance to achieve the highest post-peak deflection capacity, therefore the seismic ductility will be significantly improved. To prove the concept and analyze the feasibility of the new EDB, a test program of a total of 9 full-scale shear walls was conducted. The test results indicated that the corrugated steel sheathed shear walls using the EDB with optimal parameters demonstrated an improved high ductility without a significant reduction in shear strength and initial lateral stiffness. Details of the test program and general results are present in this paper. © Structural Stability Research Council Conference 2022, Held in conjunction with NASCC: The Steel Conference.
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Year: 2022
Page: 36-49
Language: English
Cited Count:
WoS CC Cited Count: 0
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ESI Highly Cited Papers on the List: 0 Unfold All
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30 Days PV: 9
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