Mechanical Behavior of Pericopsis elata Relative to Age during Growth

Table 1

Failure stresses in 4-point bending, diameters 54 cm and 70 cm.

Specimen	AF(Ø54)			AF(Ø70)
	σuH (MPa)	σu12 (MPa)	H (%)	σuH (MPa)	σu12 (MPa)	H (%)
1	81.25	80.29	11.70	88.38	89.40	12.29
2	71.27	68.14	10.90	85.53	80.88	10.64
3	78.40	74.15	10.64	92.66	91.20	11.61
4	71.27	71.49	12.08	99.78	96.47	11.17
5	71.27	67.37	10.63	99.78	102.60	12.71
6	85.53	91.80	13.83	92.66	88.60	10.91
7	88.38	79.65	11.61	92.66	88.96	11.00
8	85.53	77.96	10.58	92.66	89.86	11.24
9	69.85	76.05	10.74	85.53	50.96	12.41
10	78.40	90.86	11.92	92.66	91.44	11.67
11	82.68	85.63	11.86	89.81	97.29	11.61
12	65.57	66.73	11.40	98.36	84.68	11.80
Average	77.45	77.51	11.49	92.54	87.70	11.59
Standard deviation	7.43	8.62	0.92	4.88	12.91	0.64