矩形钢的截面积 in.2-山东
宽度ln. |
厚 度in. |
3/16 |
1/4 |
5/16 |
3/8 |
7/16 |
1/2 |
9/16 |
5/8 |
11/16 |
3/4 |
13/16 |
7/8 |
15/16 |
1 |
1/4 |
0.047 |
0.063 |
0.078 |
0.094 |
0.109 |
0.125 |
0.141 |
0.156 |
0.172 |
0.188 |
0.203 |
0.219 |
0.234 |
0.250 |
1/2 |
0.094 |
0.125 |
0.156 |
0.188 |
0.219 |
0.250 |
0.281 |
0.313 |
0.344 |
0.375 |
0.406 |
0.438 |
0.469 |
0.500 |
3/4 |
0.141 |
0.188 |
0.234 |
0.281 |
0.328 |
0.375 |
0.422 |
0.469 |
0.516 |
0.563 |
0.609 |
0.656 |
0.703 |
0.750 |
1 |
0.188 |
0.250 |
0.313 |
0.375 |
0.438 |
0.500 |
0.563 |
0.625 |
0.688 |
0.750 |
0.813 |
0.875 |
0.938 |
1.00 |
11/4 |
0.234 |
0.313 |
0.391 |
0.469 |
0.547 |
0.625 |
0.703 |
0.781 |
0.859 |
0.938 |
1.02 |
1.09 |
1.17 |
1.25 |
11/2 |
0.281 |
0.375 |
0.469 |
0.563 |
0.656 |
0.750 |
0.844 |
0.938 |
1.03 |
1.13 |
1.22 |
1.31 |
1.41 |
1.50 |
13/4 |
0.328 |
0.438 |
0.547 |
0.656 |
0.766 |
0.875 |
0.984 |
1.09 |
1.20 |
1.31 |
1.42 |
1.53 |
1.64 |
1.75 |
2 |
0.375 |
0.500 |
0.625 |
0.750 |
0.875 |
1.00 |
1.13 |
1.25 |
1.38 |
1.50 |
1.63 |
1.75 |
1.88 |
2.00 |
21/4 |
0.422 |
0.563 |
0.703 |
0.844 |
0.984 |
1.13 |
1.27 |
1.41 |
1.55 |
1.69 |
1.83 |
1.97 |
2.11 |
2.25 |
21/2 |
0.469 |
0.625 |
0.781 |
0.938 |
1.09 |
1.25 |
1.41 |
1.56 |
1.72 |
1.88 |
2.03 |
2.19 |
2.34 |
2.50 |
23/4 |
0.516 |
0.628 |
0.859 |
1.03 |
1.20 |
1.38 |
1.55 |
1.72 |
1.89 |
2.06 |
2.23 |
2.41 |
2.58 |
2.75 |
3 |
0.563 |
0.750 |
0.938 |
1.13 |
1.31 |
1.50 |
1.69 |
1.88 |
2.06 |
2.25 |
2.44 |
2.63 |
2.81 |
3.00 |
31/4 |
0.609 |
0.813 |
1.02 |
1.22 |
1.42 |
1.63 |
1.83 |
2.03 |
2.23 |
2.44 |
2.64 |
2.84 |
3.05 |
3.25 |
31/2 |
0.656 |
0.875 |
1.09 |
1.31 |
1.53 |
1.75 |
1.97 |
2.19 |
2.41 |
2.63 |
2.84 |
3.06 |
3.28 |
3.50 |
33/4 |
0.703 |
0.938 |
1.17 |
1.41 |
1.64 |
1.88 |
2.11 |
2.34 |
2.58 |
2.81 |
3.05 |
3.28 |
3.52 |
3.75 |
4 |
0.750 |
1.00 |
1.25 |
1.50 |
1.75 |
2.00 |
2.25 |
2.50 |
2.75 |
3.00 |
30.25 |
3.50 |
3.75 |
4.00 |
41/4 |
0.797 |
1.06 |
1.33 |
1.59 |
1.86 |
2.13 |
2.39 |
2.66 |
2.92 |
3.19 |
3.45 |
3.72 |
3.98 |
4.25 |
41/2 |
0.844 |
1.13 |
1.41 |
1.69 |
1.97 |
2.25 |
2.53 |
2.81 |
3.09 |
3.38 |
3.66 |
3.94 |
4.22 |
4.50 |
43/4 |
0.891 |
1.19 |
1.48 |
1.78 |
2.09 |
2.38 |
2.67 |
2.97 |
3.27 |
3.56 |
3.86 |
4.16 |
4.45 |
4.75 |
5 |
0.938 |
1.25 |
1.56 |
1.88 |
2.19 |
2.50 |
2.81 |
3.13 |
3.44 |
3.75 |
4.06 |
4.38 |
4.069 |
5.00 |
51/4 |
0.984 |
1.31 |
1.64 |
1.97 |
2.30 |
2.63 |
2.95 |
3.28 |
3.61 |
3.94 |
4.27 |
4.59 |
4.92 |
5.25 |
51/2 |
1.03 |
1.38 |
1.72 |
2.06 |
2.41 |
2.75 |
3.09 |
3.44 |
3.78 |
4.13 |
4.47 |
4.81 |
5.16 |
5.50 |
53/4 |
1.08 |
1.44 |
1.80 |
2.16 |
2.52 |
2.88 |
3.23 |
3.59 |
3.95 |
4.31 |
4.67 |
5.03 |
5.39 |
5.75 |
6 |
1.13 |
1.50 |
1.88 |
2.25 |
2.63 |
3.00 |
3.38 |
3.75 |
4.13 |
4.50 |
4.88 |
5.25 |
5.63 |
6.00 |
61/4 |
1.17 |
1.56 |
1.95 |
2.34 |
2.73 |
3.13 |
3.52 |
3.91 |
4.30 |
4.69 |
5.08 |
5.47 |
5.86 |
6.25 |
61/2 |
1.22 |
1.63 |
2.03 |
2.44 |
2.84 |
3.25 |
3.66 |
4.06 |
4.47 |
4.88 |
5.28 |
5.69 |
6.09 |
6.50 |
63/4 |
1.27 |
1.69 |
2.10 |
2.53 |
2.95 |
3.38 |
3.80 |
4.22 |
4.64 |
5.06 |
5.48 |
5.91 |
6.33 |
6.75 |
7 |
1.31 |
1.75 |
2.19 |
2.63 |
3.06 |
3.50 |
3.94 |
4.38 |
4.81 |
5.25 |
5.69 |
6.13 |
6.56 |
7.00 |
71/4 |
1.36 |
1.81 |
2.27 |
2.72 |
3.17 |
3.63 |
4.08 |
4.53 |
4.98 |
5.44 |
5.89 |
6.34 |
6.80 |
7.25 |
71/2 |
1.41 |
1.88 |
2.34 |
2.81 |
3.28 |
3.75 |
4.22 |
4.69 |
5.16 |
5.63 |
6.09 |
6.56 |
7.03 |
7.50 |
73/4 |
1.45 |
1.94 |
2.42 |
2.91 |
3.39 |
3.88 |
4.36 |
4.84 |
5.33 |
5.81 |
6.30 |
6.78 |
7.27 |
7.75 |
8 |
1.50 |
2.00 |
2.50 |
3.00 |
3.50 |
4.00 |
4.50 |
5.00 |
5.50 |
6.00 |
6.50 |
7.00 |
7.50 |
8.00 |
81/2 |
1.59 |
2.13 |
2.66 |
3.19 |
3.72 |
4.25 |
4.78 |
5.31 |
5.84 |
6.38 |
6.91 |
7.44 |
7.97 |
8.50 |
9 |
1.69 |
2.25 |
2.81 |
3.38 |
3.94 |
4.50 |
5.06 |
5.63 |
6.19 |
6.75 |
7.31 |
7.88 |
8.44 |
9.00 |
91/2 |
1.78 |
2.38 |
2.97 |
3.55 |
4.16 |
4.75 |
5.34 |
5.94 |
6.53 |
7.13 |
7.72 |
8.31 |
8.91 |
9.50 |
10 |
1.88 |
2.50 |
3.13 |
3.75 |
4.38 |
5.00 |
5.63 |
6.25 |
6.88 |
7.50 |
8.13 |
8.75 |
9.38 |
10.00 |
101/2 |
1.97 |
2.63 |
3.28 |
3.94 |
4.59 |
5.25 |
5.91 |
6.56 |
7.22 |
7.88 |
8.53 |
9.19 |
9.84 |
10.50 |
11 |
2.06 |
2.75 |
3.44 |
4.13 |
4.81 |
5.50 |
6.19 |
6.88 |
7.56 |
8.25 |
8.94 |
9.63 |
10.31 |
11.00 |
111/2 |
2.16 |
2.88 |
3.59 |
4.31 |
5.03 |
5.75 |
6.47 |
7.19 |
7.91 |
8.63 |
9.34 |
10.06 |
10.78 |
11.50 |
12 |
2.25 |
3.00 |
3.75 |
4.50 |
5.25 |
6.00 |
6.75 |
7.50 |
8.25 |
9.00 |
9.75 |
10.50 |
11.25 |
12.00 |
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