Shear Strength of Flat Joint considering Influencing Area of Bolts

Table 4

Comparison between calculated and measured values of shear strength of the two models.

Category	Normal stress (MPa)	τtest (MPa)	Rectangle		Circle
			τcal (MPa)	E (％)	τcal (MPa)	E (％)
Joint-1-45°	0.45	1.16	5.89	407.8	0.96	17.2
	0.89	1.44	6.43	346.5	1.50	4.2
	1.33	1.98	6.97	252.0	2.05	3.5
	1.78	2.69	7.52	179.6	2.60	3.3
	2.22	2.32	8.07	247.8	3.14	35.3
Joint-2-45°	0.45	1.20	6.43	435.8	1.17	2.5
	0.89	1.58	7.06	346.8	1.79	13.3
	1.33	2.24	7.68	242.9	2.42	8.0
	1.78	3.11	8.33	167.8	3.06	1.6
	2.22	4.42	8.95	102.5	3.69	16.5
Joint-3-45°	0.45	1.91	6.73	252.4	1.40	26.7
	0.89	2.83	7.40	161.5	2.08	26.5
	1.33	2.72	8.08	197.1	2.75	1.1
	1.78	3.30	8.77	165.8	3.45	4.5
	2.22	3.74	9.45	152.7	4.12	10.2
Joint-1-90°	0.45	0.65	3.24	398.5	0.84	29.2
	0.89	0.93	3.71	298.9	1.31	40.9
	1.33	1.49	4.18	180.5	1.78	19.5
	1.78	2.51	4.67	86.1	2.26	10.0
	2.22	3.07	5.14	67.4	2.73	11.1
Joint-2-90°	0.45	0.99	3.71	274.7	0.98	1.0
	0.89	1.39	4.26	206.5	1.52	9.4
	1.33	2.79	4.80	72.0	2.06	26.2
	1.78	2.79	5.35	91.8	2.61	6.5
	2.22	3.12	5.89	88.8	3.16	1.3
Joint-3-90°	0.45	1.13	4.82	326.5	1.25	10.6
	0.89	1.96	5.52	181.6	1.95	0.5
	1.33	2.83	6.23	120.1	2.66	6.0
	1.78	3.41	6.95	103.8	3.38	0.9
	2.22	2.98	7.65	156.7	4.08	36.9
Eave (%)				210.5		12.8