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164<br />

Os valores do módulo <strong>de</strong> elastici<strong>da</strong><strong>de</strong> ver<strong>da</strong><strong>de</strong>iro <strong>da</strong>s <strong>toras</strong>-topo e <strong>toras</strong>-base são<br />

mostrados respectivamente nas Tabelas 4.21 e 4.22 nas quais os valores realçados em amarelo<br />

indicam EM,stat,v inferior ao módulo <strong>de</strong> elastici<strong>da</strong><strong>de</strong> aparente.<br />

Tabela 4.21 – Módulo <strong>de</strong> elastici<strong>da</strong><strong>de</strong> ver<strong>da</strong><strong>de</strong>iro <strong>da</strong>s <strong>toras</strong>-base.<br />

EM,Stat,v (GPa)<br />

Tora<br />

0-4 1-5 2-6<br />

Plano<br />

3-7 4-0 5-1 6-2 7-3<br />

Média<br />

(GPa)<br />

Desv.<br />

Pad<br />

Coef. Var.<br />

TB-1 21,86 17,48 15,20 18,09 12,94 15,93 16,16 23,03 17,58 3,39 19,3%<br />

TB-2 17,69 16,52 28,01 22,55 21,82 24,16 20,63 24,86 22,03 3,78 17,1%<br />

TB-3 17,29 16,08 27,34 19,68 19,66 19,61 17,96 22,20 19,98 3,50 17,5%<br />

TB-4 19,73 23,81 19,86 21,34 19,77 22,27 19,50 17,33 20,45 1,98 9,7%<br />

TB-5 20,13 17,24 16,69 19,15 25,44 14,98 15,03 18,26 18,37 3,39 18,5%<br />

TB-6 28,04 23,73 23,91 28,91 27,54 21,35 21,42 29,63 25,57 3,35 13,1%<br />

TB-7 16,86 13,91 21,26 21,71 15,81 21,60 21,96 24,93 19,76 3,77 19,1%<br />

TB-8 20,86 21,00 19,38 28,61 18,79 22,73 22,51 22,49 22,05 3,03 13,7%<br />

TB-9 18,72 20,46 14,13 17,82 17,78 19,48 17,02 20,69 18,26 2,12 11,6%<br />

TB-10 17,22 22,37 15,50 21,16 24,90 21,49 23,29 24,53 21,31 3,36 15,7%<br />

Tabela 4.22 – Módulo <strong>de</strong> elastici<strong>da</strong><strong>de</strong> ver<strong>da</strong><strong>de</strong>iro <strong>da</strong>s <strong>toras</strong>-topo.<br />

EM,Stat,v (GPa)<br />

Tora<br />

0-4 1-5 2-6<br />

Plano<br />

3-7 4-0 5-1 6-2 7-3<br />

Média<br />

(GPa)<br />

Desv. Pad<br />

Coef. Var.<br />

(GPa)<br />

TT-1 29,17 22,44 16,28 21,63 25,52 17,77 20,58 26,03 22,42 4,34 19,3%<br />

TT-2 23,68 24,39 29,81 21,48 23,84 19,99 26,47 22,68 24,04 3,03 12,6%<br />

TT-3 21,30 21,27 21,40 18,93 19,67 15,65 17,18 16,75 19,02 2,28 12,0%<br />

TT-4 21,00 19,44 22,76 21,30 21,36 21,89 22,38 18,07 21,03 1,56 7,4%<br />

TT-5 17,58 19,32 16,97 24,65 20,13 18,84 14,32 18,99 18,85 2,96 15,7%<br />

TT-6 21,85 25,15 23,53 28,72 26,37 23,33 27,58 19,68 24,53 3,02 12,3%<br />

TT-7 18,76 17,88 20,59 19,45 19,26 21,54 19,70 16,37 19,19 1,59 8,3%<br />

TT-8 21,26 22,36 21,22 24,82 24,72 24,70 21,04 20,82 22,62 1,82 8,0%<br />

TT-9 20,50 19,80 18,01 18,85 20,78 22,13 14,35 18,13 19,07 2,37 12,4%<br />

TT-10 24,76 22,51 23,99 23,77 20,12 19,70 21,78 31,03 23,46 3,55 15,2%<br />

As Tabelas 4.23 e 4.24 mostram os valores do módulo <strong>de</strong> elastici<strong>da</strong><strong>de</strong> calculado pela<br />

Equação 4.8, respectivamente para as <strong>toras</strong>-base e <strong>toras</strong>-topo.<br />

Tabela 4.23 – Módulo <strong>de</strong> elastici<strong>da</strong><strong>de</strong> <strong>da</strong>s <strong>toras</strong>-base levando em conta o efeito do esforço<br />

cortante.<br />

*<br />

EM,Stat,v (GPa)<br />

Tora<br />

0-4 1-5 2-6<br />

Plano<br />

3-7 4-0 5-1 6-2 7-3<br />

Média<br />

(GPa)<br />

Desv.<br />

Pad<br />

Coef. Var.<br />

TB-1 23,38 20,90 19,74 22,02 20,39 19,44 20,39 26,14 21,55 2,25 10,4%<br />

TB-2 21,06 22,44 26,36 23,85 24,57 25,51 28,00 22,54 24,29 2,29 9,4%<br />

TB-3 20,71 18,85 21,27 21,45 20,16 20,40 21,27 21,43 20,69 0,89 4,3%<br />

TB-4 21,25 21,75 22,96 21,89 21,07 21,61 22,90 21,81 21,91 0,69 3,2%<br />

TB-5 21,02 19,78 19,09 21,03 22,38 21,08 18,59 20,11 20,38 1,23 6,0%<br />

TB-6 26,83 26,13 25,08 27,16 26,64 24,71 24,54 26,68 25,97 1,04 4,0%<br />

TB-7 19,25 21,90 27,13 20,87 19,21 23,17 23,74 20,87 22,02 2,64 12,0%<br />

TB-8 23,25 21,60 21,04 26,43 22,35 22,30 21,28 21,06 22,41 1,79 8,0%<br />

TB-9 19,84 20,01 18,95 19,31 19,20 20,38 18,16 17,91 19,22 0,87 4,5%<br />

TB-10 20,82 22,79 21,03 21,06 21,64 23,25 22,29 19,62 21,56 1,18 5,5%

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