Perfiles Estructurales

Vigas Perfil Rectangular IPR (IR)
Dimensiones teóricas y propiedades de diseño
(pulgadas)
Vigas Perfil
Rectangular IPR (IR)
Alma
Patín
Peso Area Peralte Espesores Ancho Espesores
Distancia
A d d t w
t w
/2 b f
b f
t f
t f
k diseño
k detalle
k 1
(lb/ft) (kg/m) pulg. 2 pulg. pulg. pulg. pulg. pulg. pulg. pulg. pulg. pulg. pulg. pulg.
W 12 ( 12 x 4 ) 14 20.832 4.16 11.91 11 7/8 0.200 1/8 3.970 4 0.225 1/4 0.525 0.750 0.563
16 23.808 4.71 11.99 12 0.220 1/8 3.990 4 0.265 1/4 0.565 0.813 0.563
19 28.272 5.57 12.16 12 1/8 0.235 1/8 4.005 4 0.350 3/8 0.650 0.875 0.563
22 32.736 6.48 12.31 12 1/4 0.260 1/8 4.030 4 0.425 7/16 0.725 0.938 0.625
W 12 ( 12 x 6 1/2 ) 26 38.688 7.65 12.22 12 1/4 0.230 1/8 6.490 6 1/2 0.380 3/8 0.680 1.063 0.750
30 44.640 8.79 12.34 12 3/8 0.260 1/8 6.520 6 1/2 0.440 7/16 0.740 1.125 0.750
35 52.080 10.30 12.50 12 1/2 0.300 3/16 6.560 6 1/2 0.520 1/2 0.820 1.188 0.750
W 12 ( 12 x 8 ) 40 59.520 11.80 11.94 12 0.295 3/16 8.005 8 0.515 1/2 1.020 1.375 0.875
45 66.960 13.20 12.06 12 0.335 3/16 8.045 8 0.575 9/16 1.080 1.375 0.938
50 74.400 14.70 12.19 12 1/4 0.370 3/16 8.080 8 1/8 0.640 5/8 1.140 1.500 0.938
W 14 ( 14 x 5 ) 22 32.736 6.49 13.74 13 3/4 0.230 1/8 5.000 5 0.335 5/16 0.735 1.063 0.750
26 38.688 7.69 13.91 13 7/8 0.255 1/8 5.025 5 0.420 7/16 0.820 1.125 0.750
W 14 ( 14 x 6 3/4 ) 30 44.640 8.85 13.84 13 7/8 0.270 1/8 6.730 6 3/4 0.385 3/8 0.785 1.125 0.750
34 50.592 10.00 13.98 14 0.285 3/16 6.750 6 3/4 0.455 7/16 0.855 1.188 0.750
38 56.544 11.20 14.10 14 1/8 0.310 3/16 6.770 6 3/4 0.515 1/2 0.915 1.250 0.813
W 14 ( 14 x 8 ) 43 63.984 12.60 13.66 13 5/8 0.305 3/16 7.995 8 0.530 1/2 1.120 1.375 1.000
48 71.424 14.10 13.79 13 3/4 0.340 3/16 8.030 8 0.595 5/8 1.190 1.438 1.000
53 78.864 15.60 13.92 13 7/8 0.370 3/16 8.060 8 0.660 11/16 1.250 1.500 1.000
Vigas Perfil
Rectangular IPR (IR)
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Criterio de
sección compacta
Patín
Módulos plásticos
Eje X - X Eje Y - Y Eje Z - Z
1
F y
11
F y
r t
d/A f
I x
S x
r x
I y
S y
r y
Z x
Z y
b f
/2t f
ksi d/t w
ksi pulg. pulg. 4 pulg. 3 pulg. pulg. 4 pulg. 3 pulg. pulg. 3 pulg. 3
W 12 ( 12 x 4 ) 8.82 54.3 59.38 18.6 0.950 13.30 88.600 14.900 4.620 2.360 1.190 0.753 17.400 1.900
7.53 - 54.55 22.2 0.960 11.30 103.000 17.100 4.670 2.820 1.410 0.773 20.100 2.260
5.72 - 51.60 24.7 1.000 8.67 130.000 21.300 4.820 3.760 1.880 0.822 24.700 2.980
4.74 - 47.12 29.5 1.020 7.19 156.000 25.400 4.910 4.660 2.310 0.848 29.300 3.660
W 12 ( 12 x 6 1/2 ) 8.54 57.9 53.26 23.4 1.720 4.95 204.000 33.400 5.170 17.300 5.340 1.510 37.200 8.170
7.41 - 47.60 29.3 1.730 4.40 238.000 38.600 5.210 20.300 6.240 1.520 43.100 9.560
6.31 - 41.67 38.0 1.740 3.66 285.000 45.600 5.250 24.500 7.470 1.540 51.200 11.500
W 12 ( 12 x 8 ) 7.77 - 40.68 40.3 2.140 2.90 307.000 51.500 5.130 44.100 11.000 1.940 57.000 16.800
7.00 - 35.82 51.0 2.150 2.61 348.000 57.700 5.150 50.000 12.400 1.950 64.200 19.000
6.31 - 33.11 60.9 2.170 2.36 391.000 64.200 5.180 56.300 13.900 1.960 71.900 21.300
W 14 ( 14 x 5 ) 7.46 - 59.78 - - - 199.000 29.000 5.540 7.000 2.800 1.04 33.200 4.39
5.98 - 54.41 - - - 245.000 35.300 5.650 8.910 3.550 1.080 40.200 5.54
W 14 ( 14 x 6 3/4 ) 8.74 55.3 51.39 25.1 1.740 5.34 291.000 42.000 5.730 19.600 5.820 1.490 47.300 8.990
7.41 - 49.12 27.4 1.760 4.56 340.000 48.600 5.830 23.300 6.910 1.530 54.600 10.600
6.57 - 45.56 31.9 1.770 4.04 385.000 54.600 5.870 26.700 7.880 1.550 61.500 12.100
W 14 ( 14 x 8 ) 7.54 - 44.67 32.9 2.120 3.22 428.000 62.600 5.820 45.200 11.300 1.890 69.600 17.300
6.75 - 40.44 40.2 2.130 2.89 484.000 70.200 5.850 51.400 12.800 1.910 78.400 19.600
6.11 - 37.50 46.7 2.150 2.62 541.000 77.800 5.890 57.700 14.300 1.920 87.100 22.000