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Journal of Wood Science

Official Journal of the Japan Wood Research Society

Table 4 Mode I critical stress intensity factor K Ic obtained with and without correcting the crack length

From: Examination of the failure behavior of wood with a short crack in the radial–longitudinal system by single-edge-notched bending test

Specimen type

K Ic (MPa m1/2)

Crack length uncorrected

Crack length corrected

A

0.35 ± 0.052(a)

0.38 ± 0.037(b)

B

0.36 ± 0.069(a)

0.39 ± 0.051(b)

C

0.37 ± 0.058(a)

0.41 ± 0.047(b)

  1. Results are averages ± SD. The K Ic values listed are obtained by averaging the values corresponding to the initial crack length a of 0.5, 1, 2, 3, and 4 mm in (a), and a = 0, 0.5, 1, 2, 3, and 4 mm in (b)
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