Mechanical Performance and Stress–Strain Relationships for Grouted Splices Under Tensile and Cyclic Loadings

International Journal of Concrete Structures and Materials

Table 9 Comparison of parameters between splices and bars.

Specimen No.	E/E _s	f _y/f _ys	Δε_y/Δε_ys	δ _IT/ε_us
IT-H400D14	0.92	0.82	0.34	0.63
IT-H400D16	0.87	0.88	0.35	0.69
IT-H400D20	0.72	1.10	0.32	0.73
IT-H400D22	0.89	0.91	0.30	0.35
IT-H400D25	0.73	0.93	0.25	0.59
IT-H400D32	0.95	1.01	0.54	0.63
IT-H500D14	1.06	0.84	0.31	0.57
IT-H500D16	0.92	0.87	0.44	0.43
IT-H500D20	0.90	0.88	0.48	0.70
IT-H500D22	0.97	0.88	0.41	0.39
IT-H500D25	0.92	0.93	0.29	0.48
IT-H500D32	1.01	0.98	0.38	0.57
Mean value (coefficient of variation)	0.91 (0.11)	0.92 (0.09)	0.37 (0.23)	0.56 (0.21)