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All issues Volume 67 / No 6 (September 2010) Ann. For. Sci., 67 6 (2010) 601 Full HTML
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Table VI

Results of block shear tests (acc. to EN 392:1996) and delamination tests (acc. to EN 391:2002) for the industrial manufactured beams.

Block shear strength fv,BS
Beam No. n*
WFPS D S
Mean ± SD** CV Min
N/mm2 % N/mm2 (%)
1 14 13.6 ± 2.6 18.8 9.1 73 38
2 15 12.8 ± 2.8 21.7 8.3 77 29
3 15 13.2 ± 1.8 13.4 10.5 72 34
4 15 11.8 ± 2.2 19.0 8.7 71 29
5 14 11.8 ± 2.3 19.5 6.3 75 45
6 14 12.5 ± 2.5 19.7 7.2 80 9
7 13 13.1 ± 1.8 13.9 9.2 74 23
8 14 12.6 ± 2.3 18.7 8.1 65 44
9 15 13.6 ± 1.9 13.8 9.3 74 38
10 15 14.6 ± 1.7 11.8 11.5 77 43
11 15 14.2 ± 1.8 12.5 9.8 78 27
12 15 11.6 ± 2.0 17.2 9.1 53 51
13 15 12.7 ± 2.3 18.4 8.9 76 53
14 15 11.3 ± 1.9 16.8 8.3 48 59
total 204 12.8 ± 2.3 17.9 6.3 71 37
*

Number of bondlines; fv,BS = block shear strength; WFPS= specimen mean wood failure percentage.

**

Minimum required shear strength fv = 6N/mm2, DS = mean of specimens delamination.