Experimental and Numerical Study on the Capability Behavior of a Thick-Walled Spatial Cast-Steel Joint under Complex Load Conditions

Table 7

The influence of the secondary load.

	T4	T6	T20	T22	T26	T27	T36	T37
Under test load (MPa)	112.46	93.26	106.01	86.95	54.83	81.87	83.15	80.91
With secondary moment (MPa)	118.46	98.64	100.44	82.54	55.17	83.72	89.64	78.77
Deviation (%)	5.33	5.77	−5.26	−5.06	0.62	2.25	7.80	−2.65
With secondary shear (MPa)	148.34	126.05	127.01	106.98	65.03	94.77	107.91	97.51
Deviation (%)	31.91	35.15	19.81	23.04	18.60	15.75	29.78	20.51
With secondary torque (MPa)	113.44	94.36	104.86	86.59	54.93	80.99	82.51	79.60
Deviation (%)	0.87	1.17	−1.08	−0.42	0.18	−1.08	−0.76	−1.62
With all secondary loads (MPa)	155.32	132.25	120.14	102.10	64.91	94.69	111.68	93.66
Deviation (%)	38.12	41.80	13.32	17.43	18.38	15.66	34.31	15.76