Published: Građevinar 67 (2015) 5
		Paper type: Original scientific paper 
		
		
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Behaviour of functionally graded reinforced-concrete beams under cyclic loading
Abstract
Over the past decade, the functional grading has been applied as a new method for the manufacturing of reinforced-concrete elements. The objective of this investigation is to evaluate performance of the functionally graded reinforced-concrete beams exposed to cyclic loading. The steel and polypropylene fibres are used for the preparation of samples. Concrete beams with full composite action are strengthened with 0.5 to 2 % of steel fibres, and functionally graded RC beams contain 1.3 % of steel fibres. The use of the functionally graded method to reinforce concrete increases the dissipated energy due to the applied cyclic loading.
Keywordsfunctionally graded RC beams, reinforced cross-section, cyclic loading

 
				
				 
				
				