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Herrería y Estructural > IPR
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DESIGNACIÓN PESO ÁREA (cm2) PERALTE (mm) PATÍN ANCHO (mm) ESPESORES (mm) ESPESOR DEL ALMA (mm) EJE X - X EJE Y - Y LARGO (mts)
lb/pie Kg/m i s r i s r
cm4 cm3 cm cm4 cm3 cm
  9 13.4 17.29 150 100 5.5 4.3 683 91 6.27 91 18 2.3  
6" x 4" 12 17.9 22.9 153 102 7.1 5.8 920 120 6.32 124 25 2.33 6.1
152.4 x 101.6 16 23.8 30.58 160 102 10.3 6.6 1336 167 6.6 187 36 2.45 12.2
8" x 5 1/4" 18 26.9 33.94 207 133 8.4 5.8 2576 249 8.71 332 50 3.12  
203.2 x 133.4 21 31.3 39.74 210 134 10.2 6.4 3134 298 8.86 407 61 3.2  
  22 32.8 41.87 258 146 9.1 6.1 49121 380 10.85 475 63 3.38  
10" x 5 3/4" 26 38.7 49.1 262 147 11.2 6.6 5994 457 11.05 587 80 3.43 6.1
254.0 x 146.0 30 44.7 57.03 266 148 13 7.6 7076 531 11.13 695 94 3.48 12.2
  14 20.9 26.71 303 101 5.7 5.1 3688 244 11.73 98 20 1.91  
12" x 4" 16 23.8 30.39 305 101 6.7 5.6 4287 280 11.86 117 23 1.96  
304.8 x 101.6 19 28.3 35.94 309 102 8.9 6 5411 349 12.24 157 31 2 6.1
  22 32.8 41.81 310 102 10.8 6.6 6493 416 12.47 194 38 2.15 12.2
  40 59.6 76.13 306 203 13.1 7.5 12903 580 13.03 1836 180 4.9  
12" x 8" 45 67.1 85.16 310 204 14.6 8.5 14568 952 13.08 2081 203 4.93 6.1
304.8 x 203.2 50 74.5 94.84 349 205 16.3 9.4 1600 1060 13.16 2343 228 4.98 12.2
  43 64.1 81.29 350 203 13.5 7.7 17815 1027 14.78 1881 185 4.8  
14" x 8" 48 71.5 90.97 345 204 15.1 8.6 20187 1152 14.86 2139 210 4.85 6.1
355.6 x 203.2 53 79 11.64 399 205 16.8 9.4 22518 1275 14.93 2405 234 4.88 12.2
16" x 5 1/2" 26 38.7 50.09 403 140 8.8 6.4 12700 637 15.9 404 58 22.8 6.1
406.7 x 139.7 31 46.1 59.04 403 140 11.2 7.7 15600 774 16.3 514 73 2.95 12.2
  36 53.6 68.39 407 177 10.9 7.5 18647 926 16.54 1020 115 3.86  
16" x 7" 40 59.6 76.13 410 178 12.8 7.7 21561 1060 16.84 1203 135 3.99  
406.4 x 177.8 45 67.1 85.81 413 179 14.4 8.8 24391 1191 16.89 1335 153 3.99 6.1
  50 74.5 94.84 417 180 16 9.7 27430 1327 16.97 1548 172 4.04 12.2
  57 84.8 406.39 450 181 18.2 10.9 31550 1511 17.07 1794 196 3.09  
  50 74.5 94.84 460 190 14.5 9 33299 1457 18.75 1669 175 4.24  
  55 81.8 104.52 463 191 16 9.9 37045 1611 18.82 1869 195 4.29  
18" x 7 1/2" 60 89.3 113.55 466 192 17.7 10.5 40957 1770 18.97 2085 218 4.29 6.1
457.2 x 190.5 65 98.7 123.23 469 193 19.1 11.4 44557 1917 19.02 2281 236 4.32 12.2
  71 105.6 134.19 463 194 20.6 12.6 48699 2081 19.05 2510 259 6.62  
  76 113.2 143.87 450 280 17.3 10.8 55359 2393 19.63 6327 452 6.68  
  86 128.1 163.22 467 282 19.6 12.2 63683 2720 19.73 7284 518 6.62  
18" x 11" 97 144.3 183.87 472 283 22.1 13.6 72841 3081 19.86 8366 592 6.73 6.1
457.2 x 279.4 106 157.7 200.64 476 284 23.9 15 79500 3343 19.91 9157 646 6.75 12.2
  119 177.3 26.45 482 286 26.9 16.6 91155 3785 20.06 10531 736 6.83