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Official Journal of the Japan Wood Research Society

Table 2 Average density, ultrasonic-wave velocity, DMOE, MOE, and MOR of eight oriented bamboo scrimber board (OBSB) specimens

From: Effects of peeling and steam-heating treatment on mechanical properties and dimensional stability of oriented Phyllostachys makinoi and Phyllostachys pubescens scrimber boards

Source

Code

ρ (g/cm3)

Vu (//) (m/s)

Vu (┴) (m/s)

DMOEu (//) (GPa)

DMOEu (┴) (GPa)

MOE(//) (GPa)

MOE(┴) (GPa)

MOR(//) (MPa)

MOR(┴) (MPa)

Taiwan

TPmE

1.02a (0.06)

5720a (49)

1319c (21)

33.4a (2.4)

1.77c (0.05)

16.9b (0.9)

1.06d (0.10)

173b (12)

2.28c (0.69)

TPmE-H

1.03a (0.06)

5780a (73)

1530b (19)

34.4a (1.8)

2.41b (0.10)

19.6a (1.2)

1.43b,c (0.16)

197a (15)

5.22b (0.94)

TMosoE

1.02a (0.05)

5050b (57)

1381c (47)

26.0b (1.0)

1.95c (0.14)

14.5c (0.9)

1.11d (0.10)

167b,c (7)

3.24c (0.55)

TMosoE-H

1.03a (0.05)

4917b (50)

1500b (18)

24.9b (1.0)

2.32b (0.08)

14.9c (0.8)

1.36c (0.16)

160c (9)

5.31b (0.95)

TMoso

1.06a (0.03)

4410c (52)

1623a (35)

20.6c (0.5)

2.79a (0.13)

14.1c (0.4)

2.09a (0.09)

165b,c (8)

10.60a (1.63)

TMoso-H

1.02a (0.06)

4520c (70)

1538b (29)

20.8c (1.3)

2.41b (0.11)

11.6d (0.8)

1.35c (0.20)

134d (9)

6.32b (0.77)

China

CMoso

0.99a (0.02)

4164d (31)

1532b (19)

17.2c,d (0.5)

2.32b (0.02)

9.8e (0.3)

1.58b (0.05)

125d (6)

12.35a(1.39)

CMoso-H

0.98a (0.03)

4106d (49)

1535b (45)

16.5d (0.7)

2.31b (0.07)

9.3e (0.7)

1.12d (0.26)

98.3e (6.6)

5.20b (1.71)

  1. Values in parentheses are standard deviations
  2. Different letters a, b, c, and d in a given column indicate significant differences at 0.05 level obtained by Tukey’s test and analysis of variance (ANOVA)
  3. ρ density, Vu ultrasonic-wave velocity, DMOE dynamic modulus of elasticity calculated from V, MOE modulus of elasticity, MOR modulus of rupture, // parallel to fiber direction, ┴ perpendicular to fiber direction. Abbreviations for code are defined in Table 1