Apdx A Sections
Apdx A Sections
Apdx A Sections
r
tf
Properties of W or H Sections d
tw
bf
Radius of Section
Dimension Thickness Area Moment of Inertia Gyration Modulus
Section
d bf r tw tf A Ix Iy rx ry Sx Sy
mm kg/m mm mm mm mm mm cm2 cm4 cm4 cm cm cm3 cm3
900286 912 302 28 18 34 364.0 498,000 15,700 37.0 6.56 10,900 1,040
900243 900 300 28 16 28 309.8 411,000 12,600 36.4 6.39 9,140 843
900213 890 299 28 15 23 270.9 345,000 10,300 35.7 6.16 7,760 688
800241 808 302 28 16 30 307.6 339,000 13,800 33.2 6.70 8,400 915
800210 800 300 28 14 26 267.4 292,000 11,700 33.0 6.62 7,290 782
800191 792 300 28 14 22 243.4 254,000 9,930 32.3 6.39 6,410 662
700215 708 302 28 15 28 273.6 237,000 12,900 29.4 6.86 6,700 853
700185 700 300 28 13 24 235.5 201,000 10,800 29.3 6.78 5,760 722
700166 692 300 28 13 20 211.5 172,000 9,020 28.6 6.53 4,980 602
600175 594 302 28 14 23 222.4 137,000 10,600 24.9 6.90 4,620 701
600151 588 300 28 12 20 192.5 118,000 9,020 24.8 6.85 4,020 601
600137 582 300 28 12 17 174.5 103,000 7,670 24.3 6.63 3,530 511
600134 612 202 22 13 23 107.7 103,000 3,180 24.6 4.31 3,380 314
600120 606 201 22 12 20 152.5 90,400 2,720 24.3 4.22 2,980 271
600106 600 200 22 11 17 134.4 77,600 2,280 24.0 4.12 2,590 228
60094.6 596 199 22 10 15 120.5 68,700 1,980 23.9 4.05 2,310 199
500128 488 300 26 11 18 163.5 71,000 8,110 20.8 7.04 2,910 541
500114 482 300 26 11 15 145.5 60,400 6,760 20.4 6.82 2,500 451
500103 506 201 20 11 19 131.3 56,500 2,580 20.7 4.43 2,230 257
50089.6 500 200 20 10 16 114.2 47,800 2,140 20.5 4.33 1,910 214
50079.5 496 199 20 9 14 101.3 41,900 1,840 20.3 4.27 1,690 185
450124 440 300 24 11 18 157.4 56,100 8,110 18.9 7.18 2,550 541
450106 434 299 24 10 15 135.0 46,800 6,690 18.6 7.04 2,160 448
45076.0 450 200 18 9 14 96.76 33,500 1,870 18.6 4.40 1,490 187
45066.2 446 199 18 8 12 84.30 28,700 1,580 18.5 4.33 1,290 159
400605 498 432 22 45 70 770.1 298,000 94,400 19.7 11.1 12,000 4,370
400415 458 417 22 30 50 528.6 187,000 60,500 18.8 10.7 8,170 2,900
400283 428 407 22 20 35 360.7 119,000 39,400 18.2 10.4 5,570 1,930
400232 414 405 22 18 28 295.4 92,800 31,000 17.7 10.2 4,480 1,530
400200 406 403 22 16 24 254.9 78,000 26,200 17.5 10.1 3,840 1,300
400197 400 408 22 21 21 250.7 70,900 23,800 16.8 9.75 3,540 1,170
400172 400 400 22 13 21 218.7 66,600 22,400 17.5 10.1 3,330 1,120
400168NC 394 405 22 18 18 214.4 59,700 20,000 16.7 9.65 3,030 985
400147NC 394 398 22 11 18 186.8 56,100 18,900 17.3 10.1 2,850 951
400140NC 388 402 22 15 15 178.5 49,000 16,300 16.6 9.54 2,520 809
400107 390 300 22 10 16 136.0 38,700 7,210 16.9 7.28 1,980 481
40094.3 386 299 22 9 14 120.1 33,700 6,240 16.7 7.21 1,740 418
t
Properties of S or I Sections tf
d f
tw
bf
Radius of
Dimension Thickness Area Moment of Inertia Section Modulus
Gyration
Section Weight
d bf tw tf A Ix Iy rx ry Sx Sy
mmmm kg/m mm mm mm mm cm2 cm4 cm4 cm cm cm3 cm3
10075 12.9 100 75 5 8 16.43 281 47.3 4.14 1.70 56.2 12.6
12575 16.1 125 75 5.5 9.5 20.45 538 57.5 5.13 1.68 86 15.3
15075 17.1 150 75 5.5 9.5 21.83 819 57.5 6.12 1.62 109 15.3
150125 36.2 150 125 8.5 14 46.15 1,760 385 6.18 2.89 235 61.6
200100 26.0 200 100 7 10 33.06 2,170 138 8.11 2.05 217 27.7
200150 50.4 200 150 9 16 64.16 4,460 753 8.34 3.43 446 10.0
250125 38.3 250 125 7.5 12.5 48.79 5,180 337 10.3 2.63 414 53.9
300150 48.3 300 150 8 13 61.58 9,480 588 12.4 3.09 632 78.4
350150 58.5 350 150 9 15 74.58 15,200 702 14.3 3.07 870 93.5
400150 72.0 400 150 10 18 91.73 24,100 864 16.2 3.07 1200 115
450175 91.7 450 175 11 20 116.8 39,200 1,510 18.3 3.60 1740 173
600190 133 600 190 13 25 169.4 98,400 2,460 24.1 3.81 3280 259
bf
Properties of T Sections cx
r tf
(Half-cut of W Section) x x d
tw
bf
Properties of T Sections cx
r tf
(Half-cut of W Section) x x d
tw
cy
tf
Properties of Channel Sections d
tw
bf
Moment of Radius of Section
Dimension Thickness Area Centroid Gyration Modulus
Inertia
Section Weight b
d bf tw tf A cy Ix Iy rx ry Sx Sy
f
mmmm kg/m mm mm mm mm cm2 cm cm4 cm4 cm cm cm3 cm3
7540 6.92 75 40 5 7 8.82 1.27 75.9 12.4 2.93 1.19 20.2 4.54
10050 9.36 100 50 5 7.5 11.92 1.55 189 26.9 3.98 1.50 37.8 7.82
12565 13.4 125 65 6 8 17.11 1.94 425 65.5 4.99 1.96 68.0 14.4
15075 18.6 150 75 6.5 10 23.71 2.31 864 122 6.04 2.27 115 23.6
15075 24.0 150 75 9 12.5 30.59 2.31 1050 147 5.86 2.19 140 28.3
18075 21.4 180 75 7 10.5 27.20 2.15 1380 137 7.13 2.24 154 25.5
20070 21.1 200 70 7 10 26.92 1.85 1620 113 7.77 2.04 162 21.8
20080 24.6 200 80 7.5 11 31.33 2.24 1950 177 7.89 2.38 195 30.8
20090 30.3 200 90 8 13.5 38.65 2.77 2490 286 8.03 2.72 249 45.9
25090 34.6 250 90 9 13 44.07 2.42 4180 306 9.74 2.64 335 46.5
25090 40.2 250 90 11 14.5 51.17 2.39 4690 342 9.57 2.58 375 51.7
30090 38.1 300 90 9 13 48.57 2.23 6440 325 11.5 2.59 429 48.0
30090 43.8 300 90 10 15.5 55.74 2.33 7440 373 11.5 2.59 494 56.0
30090 48.6 300 90 12 16 61.90 2.25 7870 391 11.3 2.51 525 57.9
380100 54.5 380 100 10.5 16 69.39 2.41 14500 557 14.5 2.83 762 73.3
380100 62.0 380 100 13 16.5 78.96 2.29 15600 584 14.1 2.72 822 75.8
380100 67.3 380 100 13 20 85.71 2.50 17600 671 14.3 2.80 924 89.5
cy y
u
t
v
Properties of Equal Leg Angle Sections d
45o
x x
cx
u bf
y v
Section
Section Area Centroid Moment of Inertia Radius of Gyration Modulus
Weight
d bf t A cx=cy cu cv Ix=Iy Iu Iv rx=ry ru rv Sx=Sy
mm kg/m cm2 cm cm cm cm4 cm4 cm4 cm cm cm cm3
40403 1.84 2.35 1.07 2.83 1.52 3.45 5.46 1.44 1.21 1.52 0.78 1.18
40404 2.42 3.08 1.12 2.83 1.58 4.47 7.09 1.85 1.21 1.52 0.78 1.55
50504 3.06 3.89 1.36 3.54 1.92 8.97 14.2 3.72 1.52 1.91 0.98 2.46
50506 4.47 5.69 1.45 3.54 2.04 12.8 20.4 5.33 1.50 1.89 0.97 3.61
50508 5.82 7.41 1.52 3.54 2.16 16.3 25.7 6.87 1.48 1.86 0.96 4.68
65656 5.91 7.53 1.80 4.60 2.55 29.2 46.3 12.1 1.98 2.49 1.27 6.21
65658 7.73 9.85 1.89 4.60 2.67 37.5 59.4 15.3 1.95 2.46 1.26 8.13
656511 10.3 13.2 2.00 4.60 2.85 48.8 76.8 20.7 1.91 2.42 1.25 10.8
75756 6.87 8.75 2.04 5.30 2.89 45.6 72.2 18.9 2.28 2.87 1.47 8.35
757510 11.1 14.1 2.21 5.30 3.12 71.4 113 29.8 2.25 2.83 1.45 13.5
757512 13.1 16.7 2.29 5.30 3.24 82.4 130 34.7 2.22 2.79 1.44 15.8
90906 8.30 10.6 2.41 6.36 3.40 80.3 127 33.3 2.76 3.47 1.78 12.2
909010 13.4 17.1 2.58 6.36 3.65 127 201 52.8 2.72 3.42 1.76 19.8
909012 15.9 20.3 2.66 6.36 3.76 148 234 62.0 2.70 3.40 1.75 23.3
1001008 12.2 15.5 2.74 7.07 3.87 145 230 59.9 3.06 3.85 1.96 15.5
10010010 15.0 19.2 2.82 7.07 3.99 177 230 72.9 3.04 3.83 1.95 24.6
10010012 17.8 22.7 2.90 7.07 4.11 207 328 85.7 3.02 3.80 1.94 29.1
1201208 14.7 18.7 3.23 8.49 4.50 255 400 103 3.69 4.65 2.37 29.1
12012010 18.2 23.2 3.31 8.49 4.69 313 597 129 3.67 4.63 2.36 36.0
12012012 21.6 27.5 3.40 8.49 4.80 368 584 151 3.65 4.60 2.35 42.7
15015010 23.0 29.3 4.03 10.6 5.71 624 991 259 4.62 5.82 2.97 56.9
15015012 27.3 34.8 4.12 10.6 5.83 737 1170 303 4.60 5.80 2.95 67.7
15015015 33.8 43.0 4.25 10.6 6.01 898 1430 370 4.57 5.76 2.93 69.5
20020016 48.5 61.8 5.52 14.1 7.81 2340 3720 959 6.16 7.76 3.94 162
20020018 54.2 69.1 5.60 14.1 7.93 2600 4130 1070 6.13 7.73 3.93 181
20020020 59.9 76.3 5.68 14.1 8.04 2850 4530 1170 6.11 7.70 3.92 199
cy y
v
u
t
Properties of Unequal Leg Angle Sections
d
a
x x
cx
u
bf
y v
cy y
v
u
t
Properties of Unequal Leg Angle Sections
d
a
x x
cx
u
bf
y v
cy
t
bf
Radius of
Section Thickness Area Centroid Moment of Inertia Section Modulus
Gyration
Weight
d bf t A cy Ix Iy rx ry Sx Sy
mmmm kg/m mm cm2 cm cm4 cm4 cm cm cm3 cm3
60 30 2.25 2.3 2.872 1.06 15.6 3.32 2.33 1.07 5.20 1.71
75 45 3.25 2.3 4.137 1.72 37.1 11.8 3.00 1.69 9.90 4.24
100 50 4.06 2.3 5.172 1.86 80.7 19.0 3.95 1.92 16.1 6.06
5.50 3.2 7.007 1.86 107 24.5 3.90 1.87 21.3 7.81
125 50 4.51 2.3 5.747 1.69 137 20.6 4.88 1.89 21.9 6.22
6.13 3.2 7.807 1.68 181 26.6 4.82 1.85 29.0 8.02
150 50 4.96 2.3 6.322 1.55 210 21.9 5.77 1.86 28.0 6.33
6.76 3.2 8.607 1.54 280 28.3 5.71 1.81 37.4 8.19
150 65 5.50 2.3 7.012 2.12 248 41.1 5.94 2.42 33.0 9.37
150 55 7.51 3.2 9.570 2.11 332 53.8 5.89 2.37 44.3 12.2
150 75 8.01 3.2 10.21 2.51 366 76.4 5.99 2.74 48.9 15.3
9.85 4.0 12.55 2.51 445 91.0 5.95 2.69 59.3 18.2
200 75 9.52 3.2 12.13 2.19 716 84.1 7.79 2.67 71.6 15.8
11.7 4.0 14.95 2.19 871 100 7.74 2.62 87.1 18.9
14.9 4.5 18.92 2.07 1690 129 9.44 2.62 135 23.8
cy
t
bf
Radius of
Section Thickness Area Centroid Moment of Inertia Section Modulus
Weight Gyration
d bf t A cy Ix Iy rx ry Sx Sy
mmmm kg/m mm cm2 cm cm4 cm4 cm cm cm3 cm3
60 30 2.25 2.3 2.872 1.06 15.6 3.32 2.33 1.07 5.2 1.71
75 45 3.25 2.3 4.137 1.72 37.1 11.8 3.00 1.69 9.9 4.24
100 50 5.50 3.2 7.007 1.86 107 24.5 3.90 1.87 21.3 7.81
125 50 6.13 3.2 7.807 1.68 181 26.6 4.82 1.85 29.0 8.02
150 50 6.76 3.2 8.607 1.54 280 28.3 5.71 1.81 37.4 8.19
150 65 7.51 3.2 9.567 2.11 332 53.8 5.89 2.37 44.3 12.2
150 75 8.01 3.2 10.21 2.51 366 76.4 5.99 2.74 48.9 15.3
200 75 9.27 3.2 11.81 2.19 716 84.1 7.79 2.67 71.6 15.8
200 75 11.4 4.0 14.55 2.19 871 100 7.74 2.62 87.1 18.9
250 75 14.9 4.5 18.92 2.07 1690 129 9.44 2.62 135 23.8
Moment of Radius of
Outer Diameter Thickness Area Inertia Gyration Section Modulus
Weight
t A I r S
inch (mm) kg/m mm cm2 cm4 cm cm3
3/4 (21.7) 0.972 2.0 1.238 0.607 0.700 0.56
1 (27.2) 1.24 2.0 1.583 1.28 0.890 0.93
1.41 2.3 1.799 1.41 0.880 1.03
1 3/8 (34.0) 1.80 2.3 2.291 2.89 1.12 1.70
1 3/4 (42.7) 2.29 2.3 2.919 5.97 1.43 2.80
2.76 2.8 3.510 7.02 1.41 3.29
2 (48.6) 3.16 2.8 4.029 10.6 1.62 4.36
3.58 3.2 4.564 11.8 1.61 4.86
2 3/8 (60.5) 4.52 3.2 5.760 23.7 2.03 7.84
3 (76.3) 5.77 3.2 7.349 49.2 2.59 12.9
3 1/2 (89.1) 5.96 2.8 7.591 70.7 3.05 15.9
6.78 3.2 8.636 79.8 3.04 17.9
4 (114.3) 12.20 4.5 15.52 234.0 3.89 41.0
5 (139.7) 13.39 4.0 17.05 392.86 4.80 56.24
17.30 5.0 21.19 480.70 4.75 68.81
6 (165.1) 17.82 4.5 22.70 732.57 5.68 88.74
25.05 6.0 30.00 950.68 6.45 115.16
7 (193.7) 23.27 5.0 29.64 1 320.24 6.57 136.32
27.77 6.0 35.38 1 559.74 6.64 161.05
8 (219.1) 26.40 5.0 33.63 1 928.04 7.57 176.00
31.53 6.0 40.17 2 281.96 7.54 208.30
9 (244.5) 35.29 6.0 44.96 3 198.57 8.43 261.64
46.66 8.0 59.44 4 160.46 8.37 340.32
D t
Properties of Square HSS Sections
D
Moment of Radius of
Section Thickness Area Section Modulus
Weight Inertia Gyration
D t A Ix = Iy rx = ry Sx = Sy
mm kg/m mm cm2 cm4 cm cm3
25 1.12 1.6 1.432 1.28 0.34 1.02
38 1.78 1.6 2.264 4.92 1.47 2.59
50 2.38 1.6 3.032 11.71 1.96 4.68
3.34 2.3 4.252 15.86 1.93 6.34
60 2.88 1.6 3.672 20.68 2.37 6.89
4.06 2.3 5.172 28.31 2.34 9.44
75 5.14 2.3 6.552 57.10 2.95 15.23
7.01 3.2 8.927 75.53 2.91 20.14
90 6.23 2.3 7.932 100.79 3.56 22.40
8.51 3.2 10.847 134.51 3.52 29.89
100 6.95 2.3 8.852 139.73 3.97 27.95
9.52 3.2 12.127 187.28 3.93 37.46
125 12.03 3.2 15.327 375.64 4.95 60.10
14.87 4.0 18.948 457.23 4.91 73.16
150 22.26 5.0 28.356 982.12 5.89 130.95
26.40 6.0 33.633 1145.9 5.84 152.79
175 26.18 5.0 33.356 1590.9 6.91 181.81
31.11 6.0 39.633 1864.0 6.86 213.03
200 35.82 6.0 45.633 2832.7 7.88 283.27
46.94 8.0 59.793 3621.6 7.78 362.16
250 45.24 6.0 57.633 5672.0 9.92 453.76
59.50 8.0 75.793 7315.6 9.82 585.25
300 54.66 6.0 69.633 9963.7 11.96 664.24
72.06 8.0 91.793 12925 11.87 861.67