750
Aleta Espe-
Espe- sor del Ej e
X-X
Eje
Y-Y
Área Altura Ancho sor alma
Designación†
A
,in.
2
I
y
,in.
4
S
y
,in.
3
I
y
,in.
4
S
y
, in.3
88.3 36.74 16.655 1.680 0.945 20 300 1 110 15.2 1 300 156 3.83
135 39.7 35.55 11.950 0.790 0.600 7 800 439 14.0 225 37.7 2.38
59.1 33.68 15.745 1.150 0.715 11 500 684 14.0 749 95.2 3.56
118 34.7 32.86 11.480 0.740 0.550 5 900 359 13.0 187 32.6 2.32
50.8 30.44 14.985 1.065 0.655 8 200 539 12.7 598 79.8 3.43
99 29.1 29.65 10.450 0.670 0.520 3 990 269 11.7 128 24.5 2.10
42.9 27.38 13.965 0.975 0.605 5 630 411 11.4 443 63.5 3.21
84 24.8 26.71 9.960 0.640 0.460 2 850 213 10.7 106 21.2 2.07
30.6 24.06 12.750 0.750 0.500 3 100 258 10.1 259 40.7 2.91
68 20.1 23.73 8.965 0.585 0.415 1 830 154 9.55 70.4 15.7 1.87
29.8 21.36 12.290 0.800 0.500 2 420 227 9.02 248 40.3 2.89
62 18.3 20.99 8.240 0.615 0.400 1 330 127 8.54 57.5 13.9 1.77
44 13.0 20.66 6.500 0.450 0.350 843 81.6 8.06 20.7 6.36 1.26
31.1 18.73 11.200 0.940 0.590 1 910 204 7.84 220 39.4 2.66
76 22.3 18.21 11.035 0.680 0.425 1 330 146 7.73 152 27.6 2.61
50 14.7 17.99 7.495 0.570 0.355 800 88.9 7.38 40.1 10.7 1.65
35 10.3 17.70 6.000 0.425 0.300 510 57.6 7.04 15.3 5.12 1.22
22.6 16.52 10.295 0.760 0.455 1 110 134 7.00 138 26.9 2.47
57 16.8 16.43 7.120 0.715 0.430 758 92.2 6.72 43.1 12.1 1.60
40 11.8 16.01 6.995 0.505 0.305 518 64.7 6.63 28.9 8.25 1.57
31 9.12 15.88 5.525 0.440 0.275 375 47.2 6.41 12.4 4.49 1.17
26 7.68 15.69 5.500 0.345 0.250 301 38.4 6.26 9.59 3.49 1.12
109 17.92 16.475 2.660 1.655 5 440 607 7.07 1 990 241 4.27
145 42.7 14.78 15.500 1.090 0.680 1 710 232 6.33 677 87.3 3.98
82 24.1 14.31 10.130 0.855 0.510 882 123 6.05 148 29.3 2.48
68 20.0 14.04 10.035 0.720 0.415 723 103 6.01 121 24.2 2.46
53 15.6 13.92 8.060 0.660 0.370 541 77.8 5.89 57.7 14.3 1.92
43 12.6 13.66 7.995 0.530 0.305 428 62.7 5.82 45.2 11.3 1.89
38 11.2 14.10 6.770 0.515 0.310 385 54.6 5.87 26.7 7.88 1.55
30 8.85 13.84 6.730 0.385 0.270 291 42.0 5.73 19.6 5.82 1.49
26 7.69 13.91 5.025 0.420 0.255 245 35.3 5.65 8.91 3.54 1.08
22 6.49 13.74 5.000 0.335 0.230 199 29.0 5.54 7.00 2.80 1.04
W14 ⫻370
W16 ⫻77
W18 ⫻106
W21 ⫻101
W24 ⫻104
W27 ⫻146
W30 ⫻173
W33 ⫻201
W36 ⫻300
ry, in.rx, in.tw, in.tf, in.bf, in.d, in.
Y
Y
X
tw
tf
bf
dX
Apéndice C. Propiedades de perfiles laminados de acero
(Unidades utilizadas en Estados Unidos)
Perfiles W
(Perfiles de aleta ancha)
(La tabla continúa en la página 752)
† Un perfil de aleta ancha se designa por la letra W seguida de la altura en in. y el peso en lb/ft.
