Determine the centroid coordinates, Xc and Yc, use table attached.

Architectural Drafting and Design (MindTap Course List)
7th Edition
ISBN:9781285165738
Author:Alan Jefferis, David A. Madsen, David P. Madsen
Publisher:Alan Jefferis, David A. Madsen, David P. Madsen
Chapter28: Structural Components Of Framed Construction
Section: Chapter Questions
Problem 28.17Q
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Determine the centroid coordinates, Xc and Yc, use table attached. 

C12x30
(centered)
W18x46
Transcribed Image Text:C12x30 (centered) W18x46
Table A3 (cont.) Structural Steel–Wide-Flange Shapes.
WIDE FL ANGE
SHAPES
Theoretical Dimensions and Properties for Designing
Flange
Axis X-X
Axis Y-Y
Weight Area
of
Depth
of
Section Section Width
Web
Thick- Thick-
Section
per
Number Foot
ness
ness
's
in.?
in.
in.
in.
in.
in,
in.
in.
in.*
in.
in.
in.
W18 x 119
18.97 11.265 1.060 0.655 2190
35.1
901
31.1
231
7.90
253
44.9
697
3.02
18.73 11.200 0.940 0.590 1910
204
7.84
220
39.4
99
2.65
97
00
28.5
18.59 11.145 0.870 0.535 1750
66
2.97
188
7.82
201
36.1
98
25.3
9L
22.3
71
18.39 11.090 0.770 0.480 1530
166
7.77
175
31.6
2.63
18.21 11.035 0.680 0.425 1330
146
7.73
152
27.6
2.61
2.95
W18 x
20.8
18.47
7.635 0.810 0.495 1170
127
7.50
60.3
15.8
1.70
1.98
65
19.1
18.35
7,590 0.750 0.450 1070
117
7.49
54.8
14.4
69
1.97
09
17.6
16.2
7.555 0.695 0.415
7.530 0.630 0.390
18.24
984
108
7.47
50.1
13.3
69'
96'
1.95
55
18.11
98.3
068
7.41
44.9
11.9
1.67
14,7
66
7.495 0.570 0.355
88.9
7.38
40.1
10.7
1.65
1.94
008
W18 x
13.5
18.06
6.060 0.605 0.360
712
78.8
7.25
22.5
7.43 1.29
1.54
11.8
06LL
6.000 0.425 0.300
6.015 0.525 0.315
68.4
57.6
612
7.21
19.1
6.35
1.27
1.52
10.3
17.70
510
7.04
15.3
5.12
1.22
1.49
W16 x 100
29.4
16.97 10.425 0.985 0.585 1490
175
7.10
98
163
35.7
2.52
2.81
68
26.2
22.6
16.75 10.365 0.875 0.525 1300
155
7.05
31.4
2.49
2.79
77
16.52 10.295 0.760 0.455 1110
134
00'L
138
6.96
26.9
2.47
2.77
29
19.7
16.33 10.235 0.665 0.395
954
117
23.2
2.46
2.75
61L
W16 x
57
16.8
16.43
7.120 0.715 0.430
758
92.2
6.72
43.1
12.1
09'L
1.86
1.84
14.7
7.070 0.630 0.380
7.035 0.565 0.345
16.26
81.0
6.68
37.2
699
72.7
10.5
1.59
45
13.3
16.13
6.65
32.8
9.34 1.57
989
64.7
1.83
11.8
16.01
6.995 0.505 0.305
518
6.63
1.82
8.25 1.57
7.00 1.52
10.6
15.86
6.985 0.430 0.295
448
56.5
6.51
24.5
W16 x
31
9.12 15.88
5.525 0.440 0.275
375
47.2
6.41
4.49 1.17
1.39
26
7.68 15.69
5.500 0.345 0.250
301
38.4
6.26
9.59
3.49 1.12
1.36
All shapes on these pages have parallel-faced flanges.
Transcribed Image Text:Table A3 (cont.) Structural Steel–Wide-Flange Shapes. WIDE FL ANGE SHAPES Theoretical Dimensions and Properties for Designing Flange Axis X-X Axis Y-Y Weight Area of Depth of Section Section Width Web Thick- Thick- Section per Number Foot ness ness 's in.? in. in. in. in. in, in. in. in.* in. in. in. W18 x 119 18.97 11.265 1.060 0.655 2190 35.1 901 31.1 231 7.90 253 44.9 697 3.02 18.73 11.200 0.940 0.590 1910 204 7.84 220 39.4 99 2.65 97 00 28.5 18.59 11.145 0.870 0.535 1750 66 2.97 188 7.82 201 36.1 98 25.3 9L 22.3 71 18.39 11.090 0.770 0.480 1530 166 7.77 175 31.6 2.63 18.21 11.035 0.680 0.425 1330 146 7.73 152 27.6 2.61 2.95 W18 x 20.8 18.47 7.635 0.810 0.495 1170 127 7.50 60.3 15.8 1.70 1.98 65 19.1 18.35 7,590 0.750 0.450 1070 117 7.49 54.8 14.4 69 1.97 09 17.6 16.2 7.555 0.695 0.415 7.530 0.630 0.390 18.24 984 108 7.47 50.1 13.3 69' 96' 1.95 55 18.11 98.3 068 7.41 44.9 11.9 1.67 14,7 66 7.495 0.570 0.355 88.9 7.38 40.1 10.7 1.65 1.94 008 W18 x 13.5 18.06 6.060 0.605 0.360 712 78.8 7.25 22.5 7.43 1.29 1.54 11.8 06LL 6.000 0.425 0.300 6.015 0.525 0.315 68.4 57.6 612 7.21 19.1 6.35 1.27 1.52 10.3 17.70 510 7.04 15.3 5.12 1.22 1.49 W16 x 100 29.4 16.97 10.425 0.985 0.585 1490 175 7.10 98 163 35.7 2.52 2.81 68 26.2 22.6 16.75 10.365 0.875 0.525 1300 155 7.05 31.4 2.49 2.79 77 16.52 10.295 0.760 0.455 1110 134 00'L 138 6.96 26.9 2.47 2.77 29 19.7 16.33 10.235 0.665 0.395 954 117 23.2 2.46 2.75 61L W16 x 57 16.8 16.43 7.120 0.715 0.430 758 92.2 6.72 43.1 12.1 09'L 1.86 1.84 14.7 7.070 0.630 0.380 7.035 0.565 0.345 16.26 81.0 6.68 37.2 699 72.7 10.5 1.59 45 13.3 16.13 6.65 32.8 9.34 1.57 989 64.7 1.83 11.8 16.01 6.995 0.505 0.305 518 6.63 1.82 8.25 1.57 7.00 1.52 10.6 15.86 6.985 0.430 0.295 448 56.5 6.51 24.5 W16 x 31 9.12 15.88 5.525 0.440 0.275 375 47.2 6.41 4.49 1.17 1.39 26 7.68 15.69 5.500 0.345 0.250 301 38.4 6.26 9.59 3.49 1.12 1.36 All shapes on these pages have parallel-faced flanges.
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