Área de Ingeniería Agroforestal Escuela de Ingenieros Agrónomos de Ciudad Real DIMENSIONES mm IPN 80 100 120 140 160 180 200 220 240 260 280 300 320 340 360 380 400 450 500 550 600 h 80 100 120 140 160 180 200 220 240 260 280 300 320 340 360 380 400 450 500 550 600 b 42 50 58 66 74 82 90 98 106 113 119 125 131 137 143 149 155 170 185 200 215 e 3.9 4.5 5.1 5.7 6.3 6.9 7.5 8.1 8.7 9.4 10.1 10.8 11.5 12.2 13 13.7 14.4 16.2 18 19 21.6 e1 5.9 6.8 7.7 8.6 9.5 10.4 11.3 12.2 13.1 14.1 15.2 16.2 17.3 18.3 19.5 20.5 21.6 24.3 27 30 32.4 SECCION r 2.3 2.7 3.1 3.4 3.8 4.1 4.5 4.9 5.2 5.6 6.1 6.5 6.9 7.3 7.8 8.2 8.6 9.7 10.8 11.9 13 h1 59 75 92 109 125 142 159 175 192 208 225 241 257 274 290 306 323 363 404 444 485 2 A cm 7.58 10.6 14.2 18.3 22.8 27.9 33.5 39.6 46.1 53.4 61.1 69.1 77.8 86.8 97.1 107 118 147 180 213 254 PESO P kg/m 5.95 8.32 11.1 14.4 17.9 21.9 26.3 31.1 36.2 41.9 48 54.2 61.1 68.1 76.2 84 92.6 115 141 167 199 REFERIDO al EJE x-x 4 Ix cm 77.8 171 328 573 935 1450 2140 3060 4250 5740 7590 9800 12510 15700 19610 24010 29210 45850 68740 99180 139000 Wx cm 19.5 34.2 54.7 81.9 117 161 214 278 354 442 542 653 782 923 1090 1260 1460 2040 2750 3610 4630 3 ix cm 3.2 4.01 4.81 5.61 6.4 7.2 8 8.8 9.59 10.4 11.1 11.9 12.7 13.5 14.2 15 15.7 17.7 19.6 21.6 23.4 REFERIDO al EJE y-y Iy cm4 6.29 12.2 21.5 35.2 54.7 81.3 117 162 221 288 364 451 555 674 818 975 1160 1730 2480 3490 4670 Wy cm3 3 4.88 7.41 10.7 14.8 19.8 26 33.1 41.7 51 61.2 72.2 84.7 98.4 114 131 149 203 268 349 434 iy cm 0.91 1.07 1.23 1.4 1.55 1.71 1.87 2.02 2.2 2.32 2.45 2.56 2.67 2.8 2.9 3.02 3.13 3.43 3.72 4.02 4.3 IPN 80 100 120 140 160 180 200 220 240 260 280 300 320 340 360 380 400 450 500 550 600