Experimental Study on Strain Penetration Effects in Fixed-End Rotation of RC Beam-Column Connections with High-Strength Reinforcement

Table 7

Additional fixed-end rotation of interior beam-column connection at yielding and nominal ultimate limit states.

Specimen no.	sy (mm)		θy,slip (×10^−3 rad)		su (mm)		θu,slip (×10^−3 rad)
	E	W	E	W	E	W	E	W
IA-400-C40-18	0.50	0.50	2.41	2.40	0.82	0.82	3.44	3.43
IA-400-C50-18	0.46	0.48	2.15	2.25	0.78	0.83	3.11	3.29
IA-400-C60-18	0.48	0.47	2.13	2.09	1.08	1.06	4.03	3.96
IA-600-C40-20	0.58	0.56	2.74	2.66	1.23	1.18	4.81	4.64
IA-600-C50-20	0.55	0.54	2.66	2.63	0.82	0.89	3.46	3.77
IA-600-C60-20	0.52	0.51	2.42	2.39	1.02	1.09	3.99	4.25
IA-800-C40-22	0.65	0.62	3.05	2.88	1.23	1.26	4.84	4.95
IA-800-C50-22	0.58	0.63	2.73	2.95	1.17	1.16	4.53	4.49
IA-800-C60-22	0.55	0.56	2.68	2.73	1.01	1.01	4.11	4.10
IB-400-C40-18	0.55	0.56	2.72	2.76	0.81	0.82	3.44	3.48
IB-400-C50-18	0.54	0.54	2.49	2.52	0.96	0.98	3.91	3.98
IB-400-C60-18	0.53	0.53	2.36	2.38	0.94	0.93	3.55	3.52
IB-600-C40-20	0.67	0.67	3.12	3.11	1.10	1.13	4.46	4.58
IB-600-C50-20	0.65	0.63	2.92	2.83	1.23	1.19	4.76	4.63
IB-600-C60-20	0.62	0.63	2.88	2.90	1.19	1.11	4.82	4.50
IB-800-C40-22	0.75	0.78	3.55	3.69	1.18	1.16	4.83	4.75
IB-800-C50-22	0.76	0.76	3.61	3.61	1.26	1.17	5.04	4.70
IB-800-C60-22	0.69	0.71	3.05	3.13	1.42	1.42	5.40	5.39