| 断面编号 | 惯性矩 cm4 | 断面系数 | 单位质量长度 kg/m | Ix | Iy | 头ex(head)1), in mm | 头Wx(head), in cm³ | 底ex(foot)1), in mm | 底Wx(foot), in cm³ | Wy, | In cm³ | S10
85.7
14
34.98
24.3
35.02
24.3
4.8
10
S14
154
27.4
41.81
36.4
38.19
39.9
7.8
14
S18
278
47.4
48.4
56
44.6
60.8
11.6
18.3
S20
346
52.9
52.07
66
47.93
71.6
12.9
19.8
S30
606
152
56.02
108.4
51.98
116.9
28
30.03
S33
1040
151
66.69
155.9
67.31
154.5
29
33.47
S41R10
1382
265.5
69.35
199.3
68.65
201.3
42.48
41.38
S41R14
1367
262.2
69.8
195.8
68.02
200.4
41.95
40.95
S49
1819
320
75.61
240.2
73.39
247.5
51
49.43
