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

Table 4

Load of the interior beam-column connection at characteristic points.

Specimen No.	Crack load (kN)		Yield load (kN)		Nominal ultimate load (kN)		Peak load (kN)
	E	W	E	W	E	W	E	W
IA-400-C40-18	19.5	24	107	102	127	127	129	129
IA-400-C50-18	25.5	25.5	115	100	135	135	135	135
IA-400-C60-18	24	21	113	117	127	129	129	130
IA-600-C40-20	15	15	109	113	121	121	127	125
IA-600-C50-20	25.5	32	177	182	192	192	202	192
IA-600-C60-20	24	27	160	160	180	180	175	177
IA-800-C40-22	21	21	116	122	140	137	145	146
IA-800-C50-22	21	21	127	122	142	142	147	150
IA-800-C60-22	21	19.5	170	170	211	208	221	213
IB-400-C40-18	18	18	122	122	152	152	157	156
IB-400-C50-18	21	21	130	140	150	150	156	159
IB-400-C60-18	19.5	19.5	130	130	155	155	162	160
IB-600-C40-20	18	18	115	115	139	135	140	140
IB-600-C50-20	18	18	114	104	134	134	142	134
IB-600-C60-20	24	24	170	160	205	200	220	208
IB-800-C40-22	16.5	15	137	142	157	157	167	168
IB-800-C50-22	18	18	142	142	175	167	184	174
IB-800-C60-22	22.5	22.5	130	120	165	165	175	165

E represents the east span of the interior beam-column connection, and W represents the west span of the interior beam-column connection.