TABLE 9.1 Load Factor Resistance Design Selection for Shapes Used as
Beams
$F_y$ = 50 ksi
Designation | $Z_x$ (in.$^3$) | $L_p$ (ft) | $L_r$ (ft) | $M_p$ (kip-ft) | $M_r$ (kip-ft) | $r_y$ (in.) | $b_f/2t_f$ | $h/t_w$ | $X_1$ (ksi) | $X_2 \times 10^6$ [(1/ksi)$^2$]
---|---|---|---|---|---|---|---|---|---|---
W 33 x 141 | 514 | 8.59 | 23.1 | 2,142 | 1,493 | 2.43 | 6.01 | 49.6 | 1,800 | 17,800
W 30 x 148 | 500 | 8.06 | 22.8 | 2,083 | 1,453 | 2.28 | 4.44 | 41.6 | 2,310 | 6,270
W 24 x 162 | 468 | 10.8 | 32.4 | 1,950 | 1,380 | 3.05 | 5.31 | 30.6 | 2,870 | 2,260
W 24 x 146 | 418 | 10.6 | 30.6 | 1,742 | 1,237 | 3.01 | 5.92 | 33.2 | 2,590 | 3,420
W 33 x 118 | 415 | 8.20 | 21.7 | 1,729 | 1,197 | 2.32 | 7.76 | 54.5 | 1,510 | 37,700
W 30 x 124 | 408 | 7.88 | 21.5 | 1,700 | 1,183 | 2.23 | 5.65 | 46.2 | 1,930 | 13,500
W 21 x 147 | 373 | 10.4 | 32.8 | 1,554 | 1,097 | 2.95 | 5.44 | 26.1 | 3,140 | 1,590
W 24 x 131 | 370 | 10.5 | 29.1 | 1,542 | 1,097 | 2.97 | 6.70 | 35.6 | 2,330 | 5,290
W 18 x 158 | 356 | 9.69 | 38.0 | 1,483 | 1,033 | 2.74 | 3.92 | 19.8 | 4,410 | 403
W 30 x 108 | 346 | 7.60 | 20.3 | 1,442 | 997 | 2.15 | 6.89 | 49.6 | 1,680 | 24,200
W 27 x 114 | 343 | 7.71 | 21.3 | 1,429 | 997 | 2.18 | 5.41 | 42.5 | 2,100 | 9,220
W 24 x 117 | 327 | 10.4 | 27.9 | 1,363 | 970 | 2.94 | 7.53 | 39.2 | 2,090 | 8,190
W 21 x 122 | 307 | 10.3 | 29.8 | 1,279 | 910 | 2.92 | 6.45 | 31.3 | 2,630 | 3,160
W 18 x 130 | 290 | 9.55 | 32.8 | 1,208 | 853 | 2.7 | 4.65 | 23.9 | 3,680 | 810
W 30 x 90 | 283 | 7.39 | 19.4 | 1,179 | 817 | 2.09 | 8.52 | 57.5 | 1,410 | 49,600
W 24 x 103 | 280 | 7.04 | 20.0 | 1,167 | 817 | 1.99 | 4.59 | 39.2 | 2,390 | 5,310
W 27 x 94 | 278 | 7.50 | 19.9 | 1,158 | 810 | 2.12 | 6.70 | 49.5 | 1,740 | 19,900
W 14 x 145 | 260 | 14.1 | 54.7 | 1,083 | 773 | 3.98 | 7.11 | 16.8 | 4,400 | 348
W 24 x 94 | 254 | 7.00 | 19.4 | 1.058 | 740 | 1.98 | 5.18 | 41.9 | 2,180 | 7,800
W 21 x 101 | 253 | 10.2 | 27.6 | 1,054 | 757 | 2.89 | 7.68 | 37.5 | 2,200 | 6,400
W 12 x 152 | 243 | 11.3 | 62.1 | 1,013 | 697 | 3.19 | 4.46 | 11.2 | 6,510 | 79
W 18 x 106 | 230 | 9.40 | 28.7 | 958 | 680 | 2.66 | 5.96 | 27.2 | 2,990 | 1,880
W 14 x 120 | 212 | 13.2 | 46.2 | 883 | 633 | 3.74 | 7.80 | 19.3 | 3,830 | 601
W 24 x 76 | 200 | 6.79 | 18.0 | 833 | 587 | 1.92 | 6.61 | 49.0 | 1,760 | 18,600
W 16 x 100 | 200 | 8.84 | 29.6 | 833 | 590 | 2.5 | 5.29 | 23.2 | 3,530 | 947
W 21 x 83 | 196 | 6.47 | 18.5 | 817 | 570 | 1.83 | 5.00 | 36.4 | 2,400 | 5,250
W 18 x 86 | 186 | 9.30 | 26.1 | 775 | 553 | 2.63 | 7.20 | 33.4 | 2,460 | 4,060
W 12 x 120 | 186 | 11.1 | 50.0 | 775 | 543 | 3.13 | 5.57 | 13.7 | 5,240 | 184
W 21 x 68 | 160 | 6.36 | 17.3 | 667 | 467 | 1.8 | 6.04 | 43.6 | 2,000 | 10,900
W 24 x 62 | 154 | 4.84 | 13.3 | 642 | 440 | 1.37 | 5.97 | 49.7 | 1,730 | 23,800
W 16 x 77 | 152 | 8.70 | 25.5 | 633 | 453 | 2.46 | 6.77 | 29.9 | 2,770 | 2,460
W 12 x 96 | 147 | 10.9 | 41.4 | 613 | 437 | 3.09 | 6.76 | 17.7 | 4,250 | 407
W 10 x 112 | 147 | 9.48 | 56.5 | 613 | 420 | 2.68 | 4.17 | 10.4 | 7,080 | 57
W 18 x 71 | 146 | 6.01 | 17.8 | 608 | 423 | 1.7 | 4.71 | 32.4 | 2,690 | 3,290
W 14 x 82 | 139 | 8.77 | 29.5 | 579 | 410 | 2.48 | 5.92 | 22.4 | 3,590 | 849
W 24 x 55 | 135 | 4.74 | 12.9 | 563 | 383 | 1.34 | 6.94 | 54.1 | 1,570 | 36,500
W 21 x 57 | 129 | 4.77 | 13.1 | 538 | 370 | 1.35 | 5.04 | 46.3 | 1,960 | 13,100
W 18 x 60 | 123 | 5.94 | 16.6 | 513 | 360 | 1.68 | 5.44 | 38.7 | 2,290 | 6,080
W 12 x 79 | 119 | 10.8 | 35.7 | 496 | 357 | 3.05 | 8.22 | 20.7 | 3,530 | 839
W 14 x 68 | 115 | 8.70 | 26.4 | 479 | 343 | 2.46 | 6.97 | 27.5 | 3,020 | 1,660