Official Journal of the Japan Wood Research Society
From: Mechanical evaluation for laminated bamboo lumber along two eccentric compression directions
Specimen | \( N_{\text{ul}} \) (kN) | \( w_{\text{ul}} \) (mm) | \( \varepsilon_{\text{uasA}} \) (μɛ) | \( \varepsilon_{\text{uasC}} \) (μɛ) | \( \varepsilon_{\text{ulsA}} \) (μɛ) | \( \varepsilon_{\text{ulsC}} \) (μɛ) | \( s_{\text{ul}} \) (mm) | \( M_{\text{ul}} \) (kN m) |
---|---|---|---|---|---|---|---|---|
LBCC10-1 | 230.0 | 20.9 | 3227 | −9910 | −973 | 2944 | 9.49 | 7.12 |
LBCC10-2 | 228.4 | 20.1 | 2273 | −8900 | −817 | 3248 | 12.2 | 6.87 |
LBCC10-3 | 230.1 | 21.4 | 3094 | −7045 | −876 | 3036 | 9.76 | 7.22 |
LBCC10-4 | 228.7 | 18.3 | 2297 | −8644 | −770 | 2581 | 12.0 | 6.46 |
LBCC10-5 | 227.7 | 21.5 | 3534 | −9700 | −940 | 3045 | 8.04 | 7.16 |
LBCC10-6 | 232.0 | 35.9 | 2445 | −8055 | −696 | 2625 | 8.49 | 10.6 |
LBCC10-7 | 234.3 | 18.6 | 2914 | −9008 | −766 | 2280 | 7.83 | 6.70 |
LBCC10-8 | 223.2 | 23.0 | 3788 | −10568 | −962 | 2945 | 8.34 | 7.36 |
LBCC25-1 | 178.1 | 37.2 | 7443 | −13067 | −1921 | 4229 | 11.3 | 11.1 |
LBCC25-2 | 182.8 | 40.2 | 8379 | −16075 | −2141 | 4158 | 12.8 | 11.9 |
LBCC25-3 | 186.0 | 44.5 | 9319 | −17030 | −2742 | 5188 | 13.9 | 12.9 |
LBCC25-4 | 182.3 | 44.5 | 7709 | −10129 | −2397 | 6248 | 12.8 | 12.7 |
LBCC25-5 | 182.6 | 40.5 | 7237 | −14516 | −2022 | – | 14.3 | 12.0 |
LBCC25-6 | 180.5 | 35.3 | 6493 | −13004 | −1714 | 3318 | 12.2 | 10.9 |
LBCC25-7 | 188.7 | 42.8 | 8281 | −13946 | −2054 | 5432 | 13.2 | 12.8 |
LBCC25-8 | 180.5 | 40.2 | 7848 | −15069 | −2141 | 4481 | 13.1 | 11.8 |
LBCC40-1 | 148.8 | 46.6 | 10975 | −15845 | −2772 | 2831 | 23.8 | 12.9 |
LBCC40-2 | 149.4 | 52.6 | 10698 | −15301 | −2929 | 6597 | 24.7 | 13.8 |
LBCC40-3 | 138.3 | 46.6 | 10046 | −16591 | −2808 | 4859 | 21.6 | 12.0 |
LBCC40-4 | 140.7 | 48.5 | 8904 | −17060 | −2885 | 5082 | 19.1 | 12.5 |
LBCC40-5 | 145.4 | 43.5 | 10677 | −18656 | −2674 | 5602 | 23.3 | 12.1 |
LBCC40-6 | 151.9 | 53.0 | 11001 | −18602 | −2498 | 5398 | 22.6 | 14.1 |
LBCC40-7 | 137.1 | 39.9 | 9206 | −14225 | −2530 | 4036 | 16.0 | 10.9 |
LBCC40-8 | 137.2 | 33.1 | 6808 | −10882 | −1934 | 3048 | 14.4 | 10.0 |
LBCC55-1 | 127.5 | 47.7 | 10227 | −14540 | −3141 | 4810 | 22.9 | 13.1 |
LBCC55-2 | 131.4 | 50.0 | 10847 | −18153 | −2642 | 6082 | 23.7 | 13.8 |
LBCC55-3 | 125.7 | 47.2 | 9385 | −15544 | −2375 | 4734 | 22.6 | 12.8 |
LBCC55-4 | 129.4 | 54.8 | 11500 | −15082 | −3407 | 5738 | 29.2 | 14.2 |
LBCC55-5 | 124.9 | 41.2 | 7416 | −12925 | −2085 | 3825 | 17.6 | 12.0 |
LBCC55-6 | 117.5 | – | 8662 | −12818 | −2253 | 4324 | 19.2 | 6.46 |
LBCC55-7 | 130.2 | 45.8 | 10351 | −16510 | −3234 | 5107 | 24.6 | 13.1 |
LBCC55-8 | 127.9 | 39.9 | 8062 | −13155 | −2278 | 4375 | 19.2 | 12.1 |
LBCC70-1 | 105.9 | 37.0 | 7860 | −10198 | −2207 | 3422 | 19.8 | 11.3 |
LBCC70-2 | 107.4 | 42.0 | 9035 | −13906 | −2674 | 4290 | 20.6 | 12.0 |
LBCC70-3 | 112.4 | 45.0 | 9011 | −14721 | −2995 | 4948 | 24.1 | 12.9 |
LBCC70-4 | 112.3 | 48.0 | 10319 | – | −2641 | 5836 | 25.9 | 13.3 |
LBCC70-5 | 107.3 | 38.5 | 8199 | −10911 | −2220 | 3798 | 21.0 | 11.6 |
LBCC70-6 | 108.3 | 47.8 | 9769 | −13932 | −2365 | 3746 | 26.7 | 12.8 |
LBCC70-7 | 100.2 | 38.1 | 8251 | −10094 | – | 3551 | 20.7 | 10.8 |
LBCC70-8 | 112.0 | 47.8 | 9900 | −15311 | −2581 | 5250 | 26.0 | 13.2 |
LBCC80-1 | 105.7 | 44.4 | 9444 | −11460 | −2964 | 4899 | 26.0 | 13.1 |
LBCC80-2 | 104.4 | 49.2 | 10708 | −14157 | −3070 | 5380 | 30.6 | 13.5 |
LBCC80-3 | 107.7 | 54.4 | 10322 | −16309 | −3225 | 5662 | 29.8 | 14.5 |
LBCC80-4 | 101.2 | 42.9 | 8910 | −14469 | −2564 | 4649 | 23.0 | 12.4 |
LBCC80-5 | 102.7 | 49.3 | 9881 | −14152 | −3000 | – | 30.5 | 13.3 |
LBCC80-6 | 99.3 | 40.1 | 8102 | −13452 | −1947 | 4019 | 22.3 | 11.9 |
LBCC80-7 | 95.1 | 36.3 | – | −9011 | −1386 | 3530 | 20.1 | 11.1 |
LBCC80-8 | 101.8 | 45.6 | 9485 | −11995 | −2683 | 4234 | 26.8 | 12.8 |
LBCC90-1 | 81.8 | 31.0 | 6010 | −6987 | −1601 | 2269 | 16.3 | 9.90 |
LBCC90-2 | 91.5 | 36.0 | 8447 | −9309 | −2032 | 2163 | 26.7 | 11.5 |
LBCC90-3 | 85.3 | 41.0 | 8219 | −5826 | −2196 | 3872 | 24.0 | 11.2 |
LBCC90-4 | 86.9 | 40.0 | 8966 | −10151 | −2248 | 3931 | 26.6 | 11.3 |
LBCC90-5 | 88.0 | 38.1 | 8124 | −11478 | −2222 | 3885 | 28.6 | 11.3 |
LBCC90-6 | 93.7 | 45.9 | 8014 | −10170 | −2152 | 3130 | 25.4 | 12.7 |
LBCC90-7 | 89.5 | 48.7 | 9852 | −14340 | −2731 | 3647 | 33.2 | 12.4 |
LBCC90-8 | 86.8 | 39.5 | 8197 | −11708 | – | 3499 | 25.8 | 11.2 |
LBCC100-1 | 76.8 | 41.0 | 7666 | −8586 | −1929 | 3519 | 31.4 | 10.8 |
LBCC100-2 | 81.6 | 39.1 | 8292 | −8132 | −2450 | 3381 | 29.3 | 11.4 |
LBCC100-3 | 84.6 | 44.5 | 8942 | −10243 | −2845 | 3569 | 30.9 | 12.2 |
LBCC100-4 | 79.3 | 40.6 | 8442 | −9840 | – | 4685 | 28.3 | 11.1 |
LBCC100-5 | 79.5 | 34.5 | 7268 | −8742 | −2018 | 2627 | 22.5 | 10.7 |
LBCC100-6 | 93.4 | 52.3 | 10366 | −12265 | −3259 | 5150 | 36.1 | 14.2 |
LBCC100-7 | 79.7 | – | 7647 | −10224 | −2133 | 3516 | 26.5 | 7.97 |
LBCC100-8 | 80.2 | 31.5 | 8227 | −8486 | −2392 | 3006 | 27.5 | 10.5 |
LBCC110-1 | 73.5 | 41.0 | 8123 | −12112 | −2520 | 3409 | 35.4 | 11.1 |
LBCC110-2 | 83.7 | 39.0 | 8193 | −13437 | – | 4660 | 34.5 | 12.5 |
LBCC110-3 | 84.2 | 39.0 | 10683 | −15449 | −2923 | 5460 | 35.9 | 12.5 |
LBCC110-4 | 80.8 | 40.0 | 9114 | −10071 | −2310 | 5457 | 34.1 | 12.1 |
LBCC110-5 | 80.7 | 42.2 | 8670 | −10965 | −3225 | 3198 | 34.1 | 12.3 |
LBCC110-6 | 80.6 | 41.0 | 8157 | −9545 | −2237 | 3570 | 27.5 | 12.2 |
LBCC110-7 | 80.0 | 39.6 | 8514 | −10621 | −2418 | 2652 | 28.9 | 12.0 |
LBCC110-8 | 80.4 | 37.8 | 8446 | −11263 | −2202 | 3095 | 26.9 | 11.9 |
LBCC120-1 | 72.1 | 45.8 | 8202 | −12178 | −2623 | 3418 | 36.4 | 12.0 |
LBCC120-2 | 80.2 | 48.6 | 9195 | −13881 | −2612 | 4941 | 42.1 | 13.5 |
LBCC120-3 | 73.8 | 51.9 | 7353 | −14095 | −2099 | 3489 | 41.9 | 12.7 |
LBCC120-4 | 78.5 | 49.4 | 8866 | −10596 | −2548 | 4289 | 39.8 | 13.3 |