Mechanical Behavior of Pericopsis elata Relative to Age during Growth

Table 2

Failure stresses in 4-point bending, diameters 78 cm and 85 cm.

Specimen	AF(Ø78)			AF(Ø85)
	σuH (MPa)	σu12 (MPa)	H (%)	σuH (MPa)	σu12 (MPa)	H (%)
1	106.91	108.62	12.40	128.29	123.24	11.01
2	114.04	119.36	13.17	121.17	117.51	11.25
3	106.91	104.37	11.41	121.17	126.41	13.08
4	111.19	107.24	11.11	136.85	138.81	12.36
5	114.04	110.31	11.18	128.29	128.07	11.96
6	99.78	97.18	11.35	121.17	117.15	11.17
7	99.78	103.69	12.98	128.29	135.70	13.44
8	114.04	116.36	12.51	121.17	114.61	10.65
9	99.78	99.76	11.99	145.40	142.21	11.45
10	99.78	96.47	11.17	135.42	132.34	11.43
11	112.61	112.51	11.98	128.29	132.67	12.85
12	114.04	112.70	11.71	118.32	123.49	13.09
Average	107.74	107.38	11.91	127.82	127.68	11.98
Standard deviation	6.39	7.34	0.72	8.07	8.89	0.95