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

Table 3

The characteristic points significance analysis of strain.

Characteristic point	Selected variable	Steel bar diameter	Total length of sleeve	Yield strength of reinforcement	Selected variable
Yield strength point A	Significance sig.	0.076	0.00	0.288	0.901
	Value t	15.23	29.23	−1.089	−3.811
Yield platform B	Significance sig.	0.064	0.00	0.345	0.832
	Value t	10.73	26.78	−3.066	−4.312
Yield strength point C	Significance sig.	0.014	0.00	0.345	0.832
	Value t	16.23	19.55	−4.098	−5.152