TABLA DE PESOS TEÓRICOS DE CAÑOS ESTRUCTURALES (en kg/mt) Espesor de pared en mm Pulgadas mm mm mm mm 2.50 3.20 4.00 4.80 6.40 8.00 5/16 7.94 - - - 0.127 0.143 0.158 0.188 0.209 0.229 0.254 0.276 0.297 0.70 0.80 0.90 1.10 1.25 1.40 1.60 1.80 2.00 - - - - - - 3/8 9.53 - - - 0.154 0.175 0.194 0.232 0.259 0.284 0.317 0.348 0.376 - - - - - - 1/2 12.70 10 x 10 - - 0.210 0.238 0.266 0.319 0.358 0.396 0.444 0.491 0.535 - - - - - - 5/8 15.88 12 x 12 15 x 10 - 0.266 0.302 0.337 0.406 0.457 0.507 0.571 0.633 0.694 - - - - - - 3/4 19.05 15 x 15 20 x 10 - 0.321 0.365 0.408 0.494 0.556 0.618 0.698 0.776 0.853 - - - - - - 13/16 20.64 - - - 0.349 0.397 0.444 0.537 0.606 0.673 0.762 0.848 0.932 - - - - - - - 7/8 22.23 - 20 x 15 - 0.377 0.429 0.480 0.581 0.655 0.729 0.825 0.919 1.011 - - - - - 15/16 23.81 - - - 0.404 0.460 0.516 0.625 0.705 0.784 0.889 0.991 1.091 1.332 1.649 - - - - 1 25.40 20 x 20 30 x 10 / 25 x 15 30 x 14 0.432 0.492 0.551 0.668 0.755 0.840 0.952 1.062 1.170 1.431 1.776 - - - - 1 1/8 28.58 - 30 x 15 - - - 0.623 0.756 0.854 0.951 1.079 1.205 1.329 1.630 2.030 - - - - 1 3/16 30.16 - - - - - 0.658 0.799 0.904 1.007 1.143 1.276 1.408 1.729 2.157 - - - - 1 1/4 31.75 25 x 25 40 x 10 / 30 x 20 - - - 0.694 0.843 0.953 1.062 1.206 1.348 1.488 1.828 2.284 - - - - 1 3/8 34.93 - - 40 x 25 - - 0.766 0.930 1.052 1.173 1.333 1.491 1.646 2.027 2.538 - - - - 1 1/2 38.10 30 x 30 50 x 10 / 40 x 20 49 x 17 - - 0.837 1.018 1.152 1.285 1.460 1.634 1.805 2.225 2.792 - - - - 1 5/8 41.28 - - - - - 0.908 1.105 1.251 1.396 1.587 1.776 1.964 2.423 3.046 - - - - 1 3/4 44.45 35 x 35 50 x 20 / 40 x 30 - - - 0.980 1.192 1.350 1.507 1.714 1.919 2.123 2.622 3.300 - - - - 1 7/8 47.63 - 50 x 25 58 x 24 - - 1.051 1.279 1.449 1.618 1.841 2.062 2.281 2.820 3.554 - - - - 2 50.80 40 x 40 60 x 20 / 50 x 30 - - - 1.123 1.367 1.548 1.729 1.968 2.205 2.440 3.019 3.808 - - - - - - - 1.266 1.541 1.747 1.951 2.222 2.491 2.758 3.416 4.316 - - - - - - - 1.409 1.716 1.945 2.174 2.476 2.777 3.075 3.813 4.824 - - - - 2 1/4 57.15 45 x 45 70 x 20 / 60 x 30 / 50 x 40 2 1/2 63.50 50 x 50 80 x 20 / 70 x 30 / 60 x 40 2 3/4 69.85 55 x 55 70 x 40 / 60 x 50 - - - 1.551 1.891 2.144 2.396 2.730 3.062 3.393 4.209 5.332 - - - - 3 76.20 60 x 60 100 x 20 / 90 x 30 80 x 40 / 70 x 50 - - - 1.694 2.065 2.342 2.618 2.984 3.348 3.710 4.606 5.840 7.220 8.568 - - 3 1/2 88.90 70 x 70 100 x 40 / 90 x 50 / 80 x 60 - - - - - - - 3.492 3.920 4.345 5.400 6.856 8.490 10.092 - - 3 3/4 - 75 x 75 100 x 50 - - - - - - - 3.746 4.205 4.663 5.797 7.364 9.125 - - - 4 101.60 80 x 80 120 x 40 / 100 x 60 - - - - - - - 4.000 4.491 4.980 6.194 7.872 9.760 - 15.232 - 4 1/2 114.30 90 x 90 120 x 60 / 100 x 80 - - - - - - - 4.508 5.063 5.615 6.988 8.888 11.030 13.140 17.264 - - - - - - - - 5.016 5.634 6.250 7.781 9.904 12.300 14.664 19.296 23.800 5 127.00 100 x 100 160 x 40 / 150 x 50 / 140 x 60 / 120 x 80 5 1/2 139.70 110 x 110 160 x 60 / 140 x 80 / 120 x 100 - - - - - - - - - - - 10.920 13.570 16.188 21.328 - - - 115 x 115 150 x 75 / 130 x 100 - - - - - - - - - - - 11.428 14.205 16.950 22.344 - 6 152.40 120 x 120 160 x 80 / 140 x 100 - - - - - - - - - - - 11.936 14.840 17.712 23.360 - 6 1/2 165.10 130 x 130 180 x 80 / 160 x 100 / 140 x 120 - - - - - - - - - - - 6 5/8 168.30 - - - - - - - - - - - - - - - - - - - - - - - - - - 20.760 27.424 33.960 - - - 25.392 31.420 13.208 16.430 19.619 25.903 - 7 177.80 140 x 140 200 x 80 / 180 x 100 / 160 x 120 7 1/2 190,50 150 x 150 200 x 100 / 180 x 120 / 160 x 140 - - - - - - - - - - - - - 22.280 29.456 36.500 8 203,20 180 x 180 200 x 160 - - - - - - - - - - - - - 26.860 35.552 44.120