Experiments on Hybrid Precast Concrete Shear Walls Emulating Monolithic Construction with Different Amounts of Posttensioned Strands and Different Debond Lengths of Grouted Reinforcements

Table 4

Displacement ductility of the specimens.

Specimen	Yield displacement (mm)		Ultimate displacement (mm)		Displacement ductility factor (μ)		Average displacement ductility factor (μ)
	Positive	Negative	Positive	Negative	Positive	Negative
MW	27.3	−39.7	92.4	−94.2	3.38	2.37	2.875
HPWEM1	27.5	−32.9	94.2	−94.0	3.43	2.86	3.145
HPWEM2	28.5	−34.1	93.3	−94.3	3.27	2.77	3.02
HPWEM3	32.4	−30	92.2	−92.2	2.85	3.07	2.96
HPWEM4	31.6	−44.2	93.5	−92.5	2.96	2.09	2.525
HPWEM5	31.2	−44.5	92.9	−93.1	2.98	2.09	2.535
HPWEM6	31.0	−37.7	94.3	−91.2	3.04	2.42	2.730

Note: 1 mm = 0.04 in.