Analytical Investigation of the Flexural Capacity of Precast Concrete Frames with Hybrid Joints

Table 11

Analytical moment-strain relationship (Specimen #3) [19].

Limit state	Moment (kN·m)	Rebar strain (εt)	Neutral axis (mm)
Preyield limit state	95.84	0.000495	153.66
	186.14	0.000971	155.70
	270.74	0.001425	157.84
	349.47	0.001858	160.09
	386.57	0.002067	161.26
Yield limit state	430.80	0.002270	162.46
Postyield limit state	442.98	0.002462	162.17
	470.28	0.002718	162.10
	496.14	0.003258	158.45
	504.59	0.003629	155.43
	509.07	0.003874	153.78
	513.93	0.005192	147.84
	517.79	0.005544	146.81
Maximum load limit state	521.99	0.006000	145.70