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

Table 9

Analytical moment-strain relationship (Specimen #1) [19].

Limit state	Moment (kN·m)	Rebar strain (εt)	Neutral axis (mm)
Preyield limit state	38.80	0.000475	95.43
	76.63	0.000940	96.27
	113.50	0.001395	37.13
	149.37	0.001838	98.02
	166.93	0.002055	98.47
Yield limit state	187.95	0.002270	98.83
Postyield limit state	186.25	0.003298	85.41
	188.37	0.004964	73.36
	191.90	0.009467	59.84
	193.37	0.012169	56.38
	194.44	0.014768	54.47
	195.10	0.017212	53.54
	195.35	0.018767	53.24
Maximum load limit state	195.48	0.020272	53.09