Study on Finite Element Model of the Prefabricated Reinforced Concrete Beam-Column Joints with Grouted Sleeves

Table 10

The eigenvalues of the skeleton curve.

Joint number	Yield load (kN)	Yield displacement (mm)	Peak load (kN)	Peak displacement (mm)	Ultimate load (kN)	Limit displacement (mm)	Displacement ductility coefficient
JD-1	27.12	4.04	36.33	33.28	32.16	48.38	11.98
JD-2	28.23	4.33	37.16	34.13	32.93	48.44	11.18
JD-3	29.53	4.83	38.09	28.53	31.07	44.09	9.12
JD-4	26.93	4.00	36.31	33.21	32.15	47.78	11.95
JD-5	27.39	3.97	38.18	33.77	32.41	49.17	12.39
JD-6	26.09	4.17	36.40	33.41	31.91	47.41	11.30
JD-7	24.77	3.89	36.49	33.27	30.13	43.33	11.14