| 
 基本尺寸  | 
 截面面積F 
/cm2  | 
 理論質(zhì)量G 
/(kg/m)  | 
 慣性矩 
Jx=Jy/cm4  | 
 截面系數(shù) 
Wx=Wy/cm3  | 
| 
 A  | 
 S  | 
| 
 mm  | 
| 
 12  | 
 0.8 
1.0  | 
 0.348 
0 423  | 
 0.273 
0.332  | 
 0.0739 
0.0873  | 
 0.123 
0.146  | 
| 
 14  | 
 1.0 
  
1.5  | 
 0.503 
0.712  | 
 0.394 
0.559  | 
 0.144 
0.192  | 
 0.206 
0.274  | 
| 
 16  | 
 1.0 
1.5  | 
 0.583 
0.832  | 
 0.458 
0.653  | 
 0.222 
0.300  | 
 0.278 
0.374  | 
| 
 18  | 
 1.0 
1.5 
2.0  | 
 0.663 
0.952 
1.21  | 
 0.521 
0.747 
0.952  | 
 0.324 
0.442 
0.535  | 
 0.360 
0.491 
0.595  | 
| 
 20  | 
 1.0 
1.5 
2.0 
2.5  | 
 0.743 
1.07 
1.37 
1.64  | 
 0.583 
0.841 
1.08 
1.29  | 
 0.453 
0.624 
0.763 
0.874  | 
 0 453 
0.624 
0.763 
0.874  | 
| 
 22  | 
 1 
1.5 
2 
2.5  | 
 0.823 
1.19 
1.53 
1.84  | 
 0.646 
0.936 
1.20 
1.45  | 
 0.612 
0.850 
1.05 
1.21  | 
 0.556 
0.773 
0.953 
1.10  | 
| 
 25  | 
 2.5 
3  | 
 2.14 
2.49  | 
 1.68 
1.95  | 
 1.86 
2.08  | 
 1.49 
1.57  | 
| 
 30  | 
 2.5 
3 
3.5 
4  | 
 2.64 
3.01 
3.50 
3.89  | 
 2.08 
2.42 
2.75 
3.05  | 
 3.41 
3.86 
4.25 
4.58  | 
 2.27 
2.58 
2.83 
3.05  | 
| 
 32  | 
 2.5 
3 
3.5  | 
 2.84 
3.33 
3 78  | 
 2.23 
2.61 
2.97  | 
 4.21 
4.79 
5.29  | 
 2.63 
3.00 
3.31  | 
| 
 32  | 
 4  | 
 4.21  | 
 3.30  | 
 5.73  | 
 3.58  | 
| 
 35  | 
 2.5 
3 
3.5 
4 
5  | 
 3.14 
3.69 
4.20 
4.68 
5.58  | 
 2.47 
2.89 
3.30 
3.68 
4.38  | 
 5.54 
6.45 
7.16 
7.78 
8.79  | 
 3.22 
3.68 
4.09 
4.45 
5.02  | 
| 
 36  | 
 2.5 
3 
3.5 
4 
5  | 
 3.24 
3.81 
4.3_4 
4.85 
5.75  | 
 2.55 
2.99 
3.4l 
3.8l 
4.53  | 
 6.18 
7.07 
7.87 
8.56 
9.70  | 
 3.43 
3.93 
4.37 
4.76 
5.39  | 
| 
 40  | 
 2.5 
3 
3.5 
4 
5 
6  | 
 3.64 
4.29 
4.90 
5.49 
6.58 
7.55  | 
 2.86 
3.37 
3.85 
4.3l 
5.16 
5.93  | 
 8.68 
9.98 
11.16 
12.21 
13.98 
15.34  | 
 4.34 
4.99 
5.58 
6.1l 
6.99 
7.67  | 
| 
 42  | 
 2.5 
3 
3.5 
4 
5 
6  | 
 3.84 
4.53 
5.18 
5.81 
6.98 
8.03  | 
 3.02 
3.55 
4.07 
4.56 
5.48 
6.30  | 
 10.15 
11.70 
13.10 
14.37 
16.56 
18.22  | 
 4.83 
5.57 
6.24 
6.84 
7.87 
8.58  | 
| 
 45  | 
 3.5 
4 
5  | 
 5.60 
6.23 
7.58  | 
 4.40 
4.94 
5.95  | 
 16.43 
18.07 
20.90  | 
 7.30 
8.03 
9.29  | 
| 
 45  | 
 6 
7 
8  | 
 8.75 
9.81 
10.8  | 
 6.87 
7.80 
8.44  | 
 23.19 
24.97 
26.30  | 
 l0.31 
11.10 
11.59  | 
| 
 50  | 
 4 
5 
6 
7 
8  | 
 7.09 
8.58 
9.95 
11.21 
12.35  | 
 5.56 
6.73 
7.8l 
8.80 
9.70  | 
 25.56 
29.81 
33.35 
36.23 
38.51  | 
 10.22 
11.93 
13.34 
14.49 
15.41  | 
| 
 55  | 
 4 
5 
6 
7 
8  | 
 7.89 
9.58 
11.15 
12.51 
13.95  | 
 6.19 
7.52 
8.75 
9.90 
10.95  | 
 34.87 
40.95 
46.13 
50.47 
54.04  | 
 12.58 
14.89 
16.77 
18.35 
19.65  | 
| 
 60  | 
 4 
5 
6 
7 
8  | 
 8.69 
10.58 
12.35 
14.0l 
15.55  | 
 6.82 
8.30 
9.69 
11.00 
12.21  | 
 46.21 
54.57 
61.82 
68.03 
73.28  | 
 15.4 
18.19 
20.61 
22.68 
24.43  | 
| 
 65  | 
 4 
5 
6 
7 
8  | 
 9.49 
11.58 
13.55 
15.41 
17.15  | 
 7.45 
9.07 
10.64 
12.10 
13.47  | 
 59.78 
70.92 
80.72 
89.27 
96.64  | 
 18.39 
21.82 
24.84 
27.46 
29.74  | 
| 
 70  | 
 4 
5 
6  | 
 10.29 
12.58 
14.7  | 
 8.08 
9.87 
11.58  | 
 75.78 
90.26 
103.1  | 
 21.65 
25.79 
29.47  | 
| 
 70  | 
 7 
8  | 
 16.81 
18.75  | 
 13.19 
14.72  | 
 114.5 
124.5  | 
 32.72 
35.57  | 
| 
 75  | 
 4 
5 
6 
7 
8  | 
 11.09 
13.58 
15.95 
18 21 
20.35  | 
 8.70 
10.66 
12.52 
14.29 
15.98  | 
 94.4 
112.8 
129.4 
144.2 
157.3  | 
 25.17 
30.08 
34.50 
38.44 
41.94  | 
| 
 80  | 
 4 
5 
6 
7 
8  | 
 11.89 
14.58 
17.15 
19.61 
21.95  | 
 9.33 
11.44 
13.46 
15.39 
17.23  | 
 115.9 
138.9 
159.7 
178.5 
195.4  | 
 28.96 
34.72 
39.93 
44.63 
48.85  | 
| 
    | 
 5 
6 
7 
8  | 
 16.98 
20.03 
22.97 
25.79  | 
 13.33 
15.72 
18.03 
20.25  | 
 217.1 
251.1 
282.3 
310.9  | 
 47.19 
54.59 
61.38 
67.58  | 
| 
 100  | 
 5 
6 
7 
8  | 
 18.58 
21.95 
25.21 
28.35  | 
 14.58 
17.23 
19.79 
22.26  | 
 282.8 
328.2 
370.2 
408.9  | 
 56.57 
65.54 
74.04 
81.78  | 
| 
 110  | 
 7 
8 
9  | 
 28.01 
31.55 
34.98  | 
 21.99 
24.77 
27.46  | 
 503.4 
557.9 
608.4  | 
 91.54 
101.4 
110.6  |