Geometric Properties of

Structural Steel Shapes

Wide-Flange Sections or W Shapes-U.S. Customary Units

W24 x 94
24 x 76
24 x 68
24 x 55
W21 x 68
21 x 62
21 x 50
21 x 44
Wl8 x 55
18 x 50
18 x 40
18 x 35
Wl6 x 57
16 x 50
16 x 40
16 x 31
W14 x 68
14 x 53
14 x 48
14 x 34
14 x 30
14 x 26
14 x 22

thickness

lw

Flange
width
b1

'1

lx

sx

rx

1,

s,

in.

in.

in.

in.

4
m.

in.3

in.

in.4

in.3

in.

27.7
22.4
20.l
16.2

24.3
23.9
23.7
23.6

0.515
0.440
0.415
0.395

9.07
8.99
8.97
7.01

0.875
0.680
0.585
0.505

2700
2100
1830
1350

222
176
154
114

9.87
9.69
9.55
9.11

109
82.5
70.4
29.l

24.0
18.4
15.7
8.30

l.98
l.92
l.87
l.34

20.0
18.3
14.7
13.0

21.l
21.0
20.8
20.7

0.430
0.400
0.380
0.350

8.27
8.24
6.53
6.50

0.685
0.615
0.535
0.450

1480
1330
984
843

140
127
94.5
81.6

l.80
l.77
l.30
l.26

18.1
18.0
17.9
17.7
16.4
16.3
16.0
15.9
14.0
13.9
13.8
14.0
13.8
13.9
13.7

0.390
0.355
0.315
0.300
0.430
0.380
0.305
0.275

7.53
7.50
6.02
6.00
7.12
7.07
7.00
5.53

0.630
0.570
0.525
0.425
0.715
0.630
0.505
0.440

890
800
612
510
758
659
518
375

98.3
88.9
68.4
57.6

6.72
6.68
6.63
6.41

11.9
10.7
6.35
5.12
12.l
10.5
8.25
4.49

l.67
l.65
l.27
l.22

92.2
81.0
64.7
47.2

64.7
57.5
24.9
20.7
44.9
40.l
19.l
15.3
43.l
37.2
28.9
12.4

15.7
14.0
7.64
6.37

16.2
14.7
ll.8
10.3
16.8
14.7
11.8
9.13

8.60
8.54
8.18
8.06
7.41
7.38
7.21
7.04

l.60
l.59
l.57
1.17

0.415
0.370
0.340
0.285
0.270
0.255
0.230

10.0
8.06
8.03
6.75
6.73
5.03
5.00

0.720
O.GGO
0.595
0.455
0.385
0.420
0.335

722
541
484
340
291
245
199

103
77.8
70.2
48.6
42.0
35.3
29.0

6.01
5.89
5.85
5.83
5.73
5.65
5.54

121
57.7
51.4
23.3
19.6
8.91
7.00

24.2
14.3
12.8
6.91
5.82
3.55
2.80

2.46
1.92
l.91
l.53
l.49
l.08
l.04

Area
A

Depth

thickness

in.2

20.0
15.G
14.1
10.0
8.85
7.69
6.49

Flange

r,

x-

Designation

Wl2 x 58
12 x 50
12 x 40
12 x 30
12 x 26
12 x 22
12 x 14
Wl0x54
!Ox 45
!Ox 30
!Ox 26
!Ox 22
!Ox 15
W8x48
8 x40
8 x 31
8 x24
8 x 15
W6x25
6x20
6x 15
6 x 12

Web

Flange

Area

Depth

thickness

t.,

width
b1

in.2

in.

in.

in.

17.0
14.6
11.7
8.79
7.65
6.48
4.16

12.2
12.2
11.9
12.3
12.2
12.3
11.9

0.360
0 370
0.295
0.260
0.230
0.260
0.200

10.0
8.08
8.01
6.52
6.49
4.03
3.97

10.1
10.1
10.5
10.3
10.2
10.0
8.50
8.25
8.00
7.93
8.11
6.38
6.20
5.99
6.03

0.370
0.350
0.300
0.260
0.240
0.230
Q.400
0.360
0.285
0.245
0.245
0.320
0.260
0.230
0.230

10.0
8.02
5.81
5.77
5.75
4.00
8.11
8.07
8.00
6.50
4.01
6.08
6.02
5.99
4.00

15.8
13.3
8.84
7.61
6.49
4.41
14.l
11.7
9.12
7.08
4.44
7.34
5.87
4.43
3.55

F1ange
thickness
'1

Ix

sz

'-x

1,

in.

in.4

in.3

in.

lD,

0.640
0.640
0.515
0.440
0.380
0.425
0.225
0.615
0.620
0.510
0.440
0.360
0.270
0.685
0.560
0.435
0.400
0.315
0.455
0.365
0.260
0.280

475
391
307
238
204
156
86.6
303
248
170
144
118
68.9
184
146
110
82.7
48
53.4
41.4
29.1
22.l

78.0
64.2
51.5
38.6
33.4
25.4
14.9
60.0
49.l
32.4
27.9
23.2
13.8
43.2
35.5
27.5
20.9
11.8
16.7
13.4
9.72
7.31

5.28
5.18
5.13
5.21
5.17
4.91
4.62
4.37
4.32
4.38
4.35
4.27
3.95
3.61
3.53
3.47
3.42

107
56.3
44.1
20.3
17.3
4.66
2.36
103
53.4
16.7
14.1
11.4
2.89
60.9
49.l
37.l
18.3

J.29

J.41

2.70
2.66
2.56
2.49

17.1
13.3
9.32
2.99

- x

s,

,,

in.3
21.4
13.9
11.0
6.24
5.34
2.31
1.19
20.6
13.3
5.75
4.89
3.97
l.45
15.0
12.2
9.27
5.63
1.70
5.61
4.41
3.11
l.50

2.51
1.96
1.94
1.52
1.51
0.848
0.753
2.56
2.01
l.37
l.36
l.33
0.81
2.08
2.04
2.02
1.61
0.876
1.52
1.50
1.45
0.918

in.

Wide-Flange Sections or W Shapes-SI Units

Web

Flange
width

F1ange

b,

,,

Ix
1()6

16-'

mm

mm

mm

mm4

617
607

13.1
11.2

230
228

22.2
17.3

13000

602

10.5

228

10500

599

10.0

178

101
92
74
66

12900
11800
9480
8390

536
533
528
526

10.9
10.2
9.65
8.89

210
209
166
165

17.4
15.6
13.6
11.4

W460 x 82
460 x 74
460 x 60
460 x 52

460
457
455
450

9.91
9.02
8.00
7.62

191
191
153
152

16.0
14.5
13.3
10.8

417
414
406
404

10.9
9.65
7.75
6.99

181
180
178
140

356
353
351
356
351
353
348

10.5
9.40
8.64
7.24
6.86
6.48
5.84

254
205
204
171
171
128
127

Area
A

Depth

,..

mm2

mm

W610x 140
610 x 113

17900
14500

610 x 101
610 x 82

Designation

W530 x
530 x
530 x
530 x

W410 x
410 x
410 x
410 x

85
75
60
46.1

10500
9480
7610
6650
10800
9480
7610
5890

W360 x
360 x
360 x
360 x
360 x
360 x
360 x

101
79
72
51
44
39
32.9

12900
10100
9100
6450
5710
4960
4190

thickness

thickness

sx

s,

r,

Tz

1,

106

16-'

mml

mm

mm4

mml

mm

1120
874

3640
2-880

251
246

45.4
34.3

393
302

50.3
48.8

14.9

762

2520

243

29.3

257

47.5

12.8

562
616
554
410
351

1870
2290
2080
1550
1340

231
218
217
208
205

12.1
26.9
23.9
10.4
8.62

136
257
229
125
104

34.0
45.7
45.0
33.0
32.0

37 0
333
255
212

1610
1460
1120
944

188
187
183
179

18.7
16.7
7.95
6.37

195
175
104
83.9

42.4
41.9
32.3
31.0

18.2
16.0
12.8
11.2

316
274
216
156

1510
1330
1060
773

171
170
168
163

17.9
15.5
12.0
5.16

198
172
135
73.6

40.6
40.4
39.9
29.7

18.3
16.8
15.1
11.6
9.78
10.7
8.51

301
225
201
142
121
102
&2.8

1690
1270
1150
796
688
578
475

153
150
149
148
146
144
14 1

50.4
24.0
21.4
9.70
8.16
3.71
2.91

397
234
210
113
95.4
58.2
45.9

62.5
48.8
48.5
38.9
37.8
27.4
26.4

Web
thickness

I Flange
width

Flange
thickness

b,

I:.
106

103

mm

mm

mm

mm4

310
310
302
312
310
312
302

9.14
9.40
7.49
6.60
5.84
6.60
5.08

254
205
203
166
165
102
101

16.3
16.3
13.l
11.2
9.65
10.8
5.72

10200
8580
5700
4910
4190
2850

257
257
267
262
259
254

9.40
8.89
7.62
6.60
6.10
5.84

254
2D4
148
147
146
102

W200 x 71
200 x 59
200 x 46.1
200 x 35.9
200 x 22.5

9 100
7550
5880
4570
2860

216
210
203
201
206

10.2
9.14
7.24
6.22
6.22

W150 x 37.1
150 x 29.8
150 x 22.5
150 x 18

4740
3790
2860
2290

162
157
152
153

8.13
6.60
5.84
5.84

Area
A

Depth
d

mm2

mm

W310 x 86
310 x 74
310 x 60
310 x 44.5
310 x 38.7
310 x 32.7
310 x 21

11000
9420
7550
5670
4940
4180
2680

W250 x 80
250 x 67
250 x 44.8
250 x 38.5
250 x 32.7
250 x 22.3

Designation

,..

sz

s,

r,

Tz

1,

106

lo-'

mml

mm

mm4

mml

mm

198
163
128
99.1
84.9
64.9
36.9

1280
1050
844
633
547
416
244

134
132
130
132
131
125
117

44.5
23.4
18.4
8.45
7.20
1.94
0.982

35 1
228
180

63.8
49.8
49.3
38.6
38.4
21.5
19.1

15.6
15.7
13.0
11.2
9.14
6.86

126
103
70.8
59.9
49.1
28.7

983
805
531
457
380
226

111
110
111
110
108
100

42.9
22.2
6.95
5.87
4.75
1.20

338
218

2il6
205
203
165
102

17.4
14.2
11.0
10.2
8.00

76.6
60.8
45.8
34.4
20

708
582
451
342
193

91.7
89.7
88.1
86.9
83.6

25.3
20.4
15.4
7.62
1.42

246
200
152

154
153
152
102

11.6
9.27
6.60
7. 11

22.2
17.2
12.1
9.2

274
220
159
120

68.6
67.6
65.0
63.2

7.12
5.54
3.88
1.24

102
87.5
37.9
19.5

94.2
80. 1
65.1
23-.8

92.3
27.9
91.9

72.3
51.0
24.6

65.0
51.1
34.8
34.5
33.8
20.6
52.8
51.8
51.3
40.9
22.3
38.6
38.1
36.8
23.3

American Standard Channels or C Shapes--U.S. Customary Units

Designation

Cl5 x 50
15 x 40
15 x 33.9

Web

Flange

Flange

Area

Depth

thickness

width

thickness

t.,

bf

Centroid

Ix

Sx

'z

1,

s,

r,

2
m.

in.

in.

in.

in.

in.

4
m.

3
lD.

in.

in.4

in. 3

in.

14.7
11.8
10.0

15
15
15

0.716
0.520
0.400

3.72
3.52
3.40

0.650
0.650
0.650

0.799
0.778
0.788

404
348
315

53.8
46.5
42.0

5.24
5.45
5.62

11.0
9.17
8.07

3.77
3.34
3.09

0.865
0.883
0.901

C12 x 30
12 x 25
12 x 20.7

8.81
7.34
6.08

12
12
12

0.510
0.387
0.282

3.17
3.05
2.94

0.501
0.501
0.501

0.674
0.674
0.698

162
144
129

27.0
24.0
21.5

4.29
4.43
4.61

5.12
4.45
3.86

2.05
1.87
1.72

0.762
0.779
0.797

ClO x
10 x
10 x
10 x

8.81
7.34
5.87
4.48

10
10
10
10

0.673
0.526
0.379
0.240

3.03
2.89
2.74
2.60

0.436
0.436
0.436
0.436

0.649
0.617
0.606
0.634

103
91.1
78.9
67.3

20.7
18.2
15.8
13.5

3.42
3.52
3.66
3.87

3.93
3.34
2.80
2.27

1.65
1.47
1.31
1.15

0.668
0.675
0.690
0.711

C9 x 20
9 x 15
9 x 13.4

5.87
4.41
3.94

9
9
9

0.448
0.285
0.233

2.65
2.49
2.43

0.413
0.413
0.413

0.583
0.586
0.601

60.9
51.0
47.8

13.5
11.3
10.6

3.22
3.40
3.49

2.41
1.91
1.75

1.17
1.01
0.954

0.640
0.659
0.666

cs x

18.7
8 x 1:3.7
8 x 11.5

5.51
4.04
3.37

8
8
8

0.487
0.303
0.220

2.53
2.34
2.26

0.390
0.390
0.390

0.565
0.554
0.572

43.9
36.1
32.5

11.0
9.02
8.14

2.82
2.99
3.11

1.97
1.52
1.31

1.01
0.848
0.775

0.598
0.613
0.623

C7 x 14.7
7 x 12.2
7 x 9.8

4.33
3.6
2.87

7
7
7

0.419
0.314
0.210

2.30
2. 19
2.09

0.366
0.366
0.366

0.532
0.525
0.541

27.2
24.2
21.2

7.78
6.92
6.07

2.51
2.60
2.72

1.37
1.16
0.957

0.772
0.696
0.617

0.561
0.568
0.578

C6 x 13
6 x 10.5

3.81
3.08

6
6

0.437
0.314

2.16
2.03

0.343
0.343

0.514
0.500

17.3
15.1

5.78
5.04

2.13
2.22

1.05
0.86

0.638
0.561

0.524
0.529

30
25
20
15.3

American Standard Channels or C Shapes-SI Units

Web
Area

Designation

Depth thickness
d
t.,

flange

width

thickness

Centroid

br

'I

.Y

Ix

sz

'z

1,

106

1(),1
mm3

10'

103

mm'

mm

mm4

mm3

mm

mm2

mm

mm

mm

mm

mm

C380 x 74
380 x 60
380 x 50.4

9480
7610
6450

381
381
381

18.2
13.2
10.2

94.5
89.4
86.4

16.5
16.5
16.5

20.3
19.8
20.0

C3 10 x 45
310 x 37
310 x 30.8

5680
4740
3920

305
305
305

13.0
9.83
7.16

80.5
77. 5
74. 7

12.7
12.7
12.7

17.1
17.1
17.7

x
x
x
x

45
37
30
22.8

5680
4740
3790
2890

254
254
254
254

17.1
13.4
9.63
6.10

77. 0
73.4
69.6
66.0

11.1
11.1
11.1
11.1

C230 x 30
230 x 22
230 x 19.9

3790
2850
2540

229
229
229

11.4
7.24
5.92

67.3
63.2
61. 7

10.5
10.5
10.5

C200 x 27.9
200 x 20.5
200 x 17.1

3550
2610
2170

203
203
203

12.4
7.70
5.59

64.3
59.4
57.4

C180 x 22
180 x 18.2
180 x 14.6

2790
2320
1850

178
178
178

10.6
7.98
5.33

C150 x 19.3
150 x 15.6

2460

152
152

11.1

C250
250
250
250

1990

7.98

F1aoge

168
145
131

s,

,,

882
762
688

133
138
143

4.58
3.82
3.36

61.8
54.7
50.6

22.0
22.4
22.9

67.4
59.9
53.7

442
393
352

109
113
117

2.13
1.85
1.61

33.6
30.6
2-8.2

19.4
19.8
20.2

16.5
15.7
15.4
16.1

42.9
37.9
32.8
28.0

339
298
259
221

86.9
89.4
93.0
98.3

1.64
1.39
1.17
0.945

27.0
24.1
21.5
18.8

17.0
17.1
17.5
18.1

14.8
14.9
15.3

25.3
21.2
19.9

221
185
174

81.8
86.4
88.6

1.00
0.795
0.728

19.2
16.6
15.6

16.3
16.7
16.9

9.91
9.91
9.91

14.4
14.1
14.5

18.3
15.0
13.5

180
148
133

71.6
75.9
79.0

0.820
0.633
0.545

16.6
13.9
12.7

15.2
15.6
15.8

58.4
55.6
53.1

9.30
9.30
9.30

13.5
13.3
13.7

11.3
10.1
8.82

127
113
100

63.8
66.0
69.1

0.570
0.483
0.398

12.7
11.4
IO.I

14.2
14.4
14.7

54.9
51. 6

8.7 1
8.7 1

13.1
12.7

7.20
6.29

54.1
56.4

0.437
0.358

10.5
9.19

13.3
13.4

94.7
82.6

Shapes Cut from Wide-Flange Sections or WT Shapes

D esignation

F1ange

Flange
thickness

Centroid

t.,

width
bf

Ix

sx

rx

1,

s,

in.

in.

in.

in.

in.

4
10.

in.3

in.

in.4

in.3

in.

Area
A

Depth
d

in.2

Web
thickness

,,

WT12 x
12 x
12 x
12 x

47
38
34
27.5

13.8
11.2
10.0
8.10

12.2
12.0
11.9
11.8

0.515
0.440
0.415
0.395

9.07
8.99
8.97
7.01

0.875
0.680
0.585
0.505

2.99
3.00
3.06
3.50

186
151
137
117

20.3
16.9
15.6
14.1

3.67
3.68
3.70
3.80

54.5
41.3
35.2
14.5

12.0
9.18
7.85
4.15

1.98
1.92
1.87
1.34

WTl0.5
10.5
10.5
10.5

x
x
x
x

10.0
9.13
7.36
6.49

10.6
10.5
10.4
10.3

0.430
0.400
0.380
0.350

8.27
8.24
6.53
6.50

0.685
0.615
0.535
0.450

2.59
2.58
2.93
2.98

103
93.8
80.3
71.1

12.9
11.9
10.7
9.68

3.20
3.21
3.30
3.31

32.4
28.7
12.5
10.3

7.83
6.97
3.82
3.18

1.80
1.77
1.30
1.26

34
31
25
22

x 27.5
x 25
x 20
x 17.5

8.10
7.33
5.88
5.15

9.06
9.00
8.95
8.85

0.390
0.355
0.315
0.300

7.53
7.50
6.02
6.00

0.630
0.570
0.525
0.425

2.16
2. 12
2.29
2.39

59.5
53.5
44.8
40.1

8.63
7.79
6.73
6.21

2.71
2.70
2.76
2.79

22.5
20.0
9.55
7.67

5.97
5.35
3.17
2.56

1.67
1.65
1.27
1.22

WT8 x 28.5
8 x 25
8 x 20
8 x 15.5

8.39
7.37
5.89
4.56

8.22
8.13
8.01
7.94

0.430
0.380
0.305
0.275

7.12
7.07
7.00
5.53

0.715
0.630
0.505
0.440

1.94
1.89
1.81
2.02

48.7
42.3
33.1
27.5

7.77
6.78
5.35
4.64

2.41
2.40
2.37
2.45

21.6
18.6
14.4
6.2

6.06
5.26
4.12
2.24

1.60
1.59
1.56
1.17

WT9
9
9
9

Designation

Area
A

Depth

Web
thickness
t.,

F1ange
width
b1

Flange
thickness Centroid

Ix

s"

rx

ly

Sy

ry

106

103

mml

mm

mm

mm

mm

mm

mm4

mm3

mm

mm4

mm3

mm

x 70
x 56.5
x 50.5
x 41

8900
7230
6450
5230

310
305
302
300

13.1
11.2
10.S
10.0

230
228
228
178

22.2
17.3
14.9
12.8

75.9
76.2
77.7
88.9

77.4
62.9
57.0
48.7

333
277
256
231

93.2
93.5
94.0
96.5

22.7
17.2
14.7
6.04

197
150
129
68.0

50.3
48.8
47.5
34.0

Wf265 x 50.5
265 x 46
265 x 37
265 x 33

6450
5890
4750
4190

269
267
264
262

10.9
10.2
9.65
8.89

210
209
166
165

17.4
15.6
13.6
11.4

65.8
65.5
74.4
75.7

42.9
39.0
33.4
29.6

211
195
175
159

81.3
81.5
83.8
84.1

13.5
11.9
5.20
4.29

128
114
62.6
52.1

45.7
45.0
33.0
32.0

Wf230 x 41
230 x 37
230 x 30
230 x 26

5230
4730
3790
3320

230
229
227
225

9.91
9.02
8.00
7.62

191
191
153
152

16.0
14.5
13.3
10.8

54.9
53.8
58.2
60.7

24.8
22.3
18.6
16.7

141
128
110
102

68.8
68.6
70.1
70.9

9.37
8.32
3.98
3.19

97.8
87.7
51.9
42.0

42.4
41.9
32.3
31.0

Wf205 x 42.5
205 x 37.5
205 x 30
205 x 23.05

5410
4750
3800
2940

209
207
203
202

10.9
9.65
7.75
6.99

181
180
178
140

18.2
16.0
12.8
11.2

49.3
48.0
46.0
51.3

20.3
17.6
13.8
11.4

127
111
87.7
76.0

61.2
61.0
60.2
62.2

8.99
7.74
5.99
2.58

99.3
86.2
67.5
36.7

40.6
40.4
39.6
29.7

Wf305
305
305
305

106

103

Hollow Structural Sections or HSS Shapes

Wall
thickn~

Designation

Weight

DepCh

Width

(nom.)

per

Area

foot

9.43
6.96
3.81
7.57
5.66
3.14

2 .14
2 .20
2 .26
2 .04
2 .10
2 .17

14.9
11.1
6.15
7.48
5.70
3.23

7.47
5.56
3.08
4.99
3.80
2.15

1.55
1.61
1.66
1.17
1.22
1.27

17.2
13.2
15.3
11.8

HSSlO x 6 x 1/2

10
10
10
10

0.5
0.375
0.5
0.375
0.5
0.375
0.25
0. 125

48.7
37.6
41.9
32.5
35.1
27.4
19.0
9.85

13.5

8
8
8
8

6
6
4
4
4
4
4
4

10.4
11.6
8.97
9.74
7.58
5.24
2.70

6
6
6
6
6
6

4
4
4
3
3
3

0.375
0.25
0.125
0.375
0.25
0.125

22.3
15.6
8.15
19.7
13.9
7.30

6.1 8
4.30
2.23
5.48
3.84
2.00

4
4
4
3
3
3

x
x
x
x
x
x

3/8
1/4

1/8
3/8
114

1/8

3.21
3.27
2.44
2.49

2.39
2.44
1.59

62.3
47.8
55.5
42.7

HSS6 x
x
x
x
x
x

44.4
35. 1
30.4
24.3
25.6
20.6
14.7
12.1
11.8
9.80
7.21
3.95

0.5
0.375
0.5
0.375

1/4

17 8
140
9Ll
72.9
76 .8
61.8
29.5
24.3
23.6
19.6
14.4
7.90

8
8
6
6

1/8

in.

3.57
3 .63
3 .34
3.41
2 .7 1
2 .78
2.85
2.92

12
12
12
12

1/2

in.3

34.3
27 .4
25.8
20 .8
17.9
14.7
10.6
5.73

l/2
3/8
l/2
3/8

3/8
1/2
3/8

in.4

171
137
129
104
7 1.8
58.7
42.5
22.9

m.

3/8

r,

4.41
4.47
4.21
4.28

in.2

x
x
x
x
x
x
x

s,

55.6
43.7
45.2
35.9

lb/ft

6
4
4
4
4
4
4

I,

333
262
271
2 15

in.

x
x
x
HSS8 x
x
x
x

'"

in.

In.

8x
8x
6x
6 x

in.3

in.

HSS12 x
x
x
x

S"

]"

28.3
20.9
11.4
22.7
17.0
9.43

1.64
1.56
1.61
1.66
1.71