收藏词条 编辑词条 结构用冷弯方形空心型钢 GB 6728-86
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|
边长 mm |
尺寸允许偏差 mm |
壁厚 mm |
理论 重量 kg/m |
截面 面积 cm2 |
惯性矩 cm4 |
回转半径 cm |
截面模数 cm3 |
扭转常数 |
||
|
A |
普通 精度 |
较高 精度 |
t |
IX=IY |
rX=ry |
WX=WY |
It,cm4 |
Wt,cm3 |
||
|
25 |
±0.60 |
±0.30 |
1.2 |
0.876 |
1.105 |
1.025 |
0.963 |
0.820 |
1.655 |
1.352 |
|
1.5 |
1.061 |
1.352 |
1.216 |
0.948 |
0.973 |
1.998 |
1.643 |
|||
|
1.75 |
1.215 |
1.548 |
1.357 |
0.936 |
1.086 |
2.261 |
1.871 |
|||
|
2.0 |
1.363 |
1.736 |
1.482 |
0.923 |
1.186 |
2.502 |
2.085 |
|||
|
30 |
2.5 |
2.032 |
2.589 |
3.154 |
1.103 |
2.102 |
5.347 |
3.720 |
||
|
3.0 |
2.361 |
3.008 |
3.500 |
1.078 |
2.333 |
6.060 |
4.269 |
|||
|
40 |
±0.80 |
±0.40 |
2.5 |
2.817 |
3.589 |
8.213 |
1.512 |
4.106 |
13539 |
6.970 |
|
3.0 |
3.303 |
4.208 |
9.320 |
1.488 |
4.660 |
15.628 |
8.109 |
|||
|
4.0 |
4.198 |
5.347 |
11.064 |
1.438 |
5.532 |
19.152 |
10.120 |
|||
|
50 |
±1.00 |
±0.50 |
2.5 |
3.602 |
4.589 |
16.941 |
1.921 |
6.776 |
27.436 |
11.220 |
|
3.0 |
4.245 |
5.408 |
19.463 |
1.897 |
7.785 |
31.972 |
13.149 |
|||
|
4.0 |
5.454 |
6.947 |
23.725 |
1.847 |
9.490 |
40.047 |
16.680 |
|||
|
60 |
±1.20 |
±0.60 |
2.5 |
4.387 |
5.589 |
30.340 |
2.329 |
10.113 |
48.539 |
16.470 |
|
3.0 |
5.187 |
6.608 |
35.130 |
2.305 |
11.710 |
56.892 |
19.398 |
|||
|
4.0 |
6.710 |
8.547 |
43.539 |
2.256 |
14.513 |
72.188 |
24.840 |
|||
|
5.0 |
8.129 |
10.356 |
50.468 |
2.207 |
16.822 |
85.560 |
29.767 |
|||
|
70 |
3.0 |
6.129 |
7.808 |
57.522 |
2.714 |
16.434 |
92.188 |
26.829 |
||
|
4.0 |
7.966 |
10.147 |
72.108 |
2.665 |
20.602 |
117.975 |
34.600 |
|||
|
5.0 |
9.699 |
12.356 |
84.602 |
2.616 |
24.172 |
141.183 |
41.767 |
|||
|
80 |
±1.40 |
±0.70 |
3.0 |
7.071 |
9.008 |
87.838 |
3.122 |
21.959 |
139.66 |
35.469 |
|
4.0 |
9.222 |
11.747 |
111.031 |
3.074 |
27.757 |
179.808 |
45.960 |
|||
|
5.0 |
11.269 |
14.356 |
131.414 |
3.025 |
32.853 |
216.628 |
55.767 |
|||
|
90 |
±1.50 |
±0.75 |
3.0 |
8.013 |
10.208 |
127.277 |
3.531 |
28.263 |
201.108 |
45.309 |
|
4.0 |
10.478 |
13.347 |
161.907 |
3.482 |
35.979 |
260.088 |
58.920 |
|||
|
5.0 |
12.839 |
16.356 |
192.903 |
3.434 |
42.867 |
314.896 |
71.767 |
|||
|
6.0 |
15.097 |
19.232 |
220.42 |
3.385 |
48.982 |
365.452 |
83.837 |
|||
|
100 |
±1.60 |
±0.80 |
4.0 |
11.734 |
14.947 |
226.337 |
3.891 |
45.267 |
361.213 |
73.480 |
|
5.0 |
14.409 |
18.356 |
271.071 |
3.842 |
54.214 |
438.986 |
89.767 |
|||
|
6.0 |
16.981 |
21.632 |
311.415 |
3.794 |
62.283 |
511.558 |
105.197 |
|||
|
120 |
±1.80 |
±0.90 |
4.0 |
14.246 |
18.147 |
402.26 |
4.708 |
67.043 |
635.603 |
107.400 |
|
5.0 |
17.549 |
22.356 |
485.441 |
4.659 |
80.906 |
776.632 |
131.767 |
|||
|
6.0 |
20.749 |
26.432 |
562.094 |
4.611 |
93.683 |
910.281 |
155.117 |
|||
|
8.0 |
26.840 |
34.191 |
696.637 |
4.513 |
116.106 |
1155.010 |
198.726 |
|||
|
140 |
±2.00 |
±1.00 |
4.0 |
16.758 |
21.347 |
651.598 |
5.524 |
93.085 |
1022.176 |
147.72 |
|
5.0 |
20.689 |
26.356 |
790.523 |
5.476 |
112.931 |
1253.565 |
181.767 |
|||
|
6.0 |
24.517 |
31.232 |
920.359 |
5.428 |
131.479 |
1475.020 |
214637 |
|||
|
8.0 |
31.864 |
40.591 |
153.735 |
5.331 |
164.819 |
1887.605 |
276.806 |
|||
|
160 |
±2.40 |
±1.20 |
4.0 |
19.270 |
24.547 |
987.152 |
6.341 |
123.394 |
1540.134 |
194.44 |
|
5.0 |
23.829 |
30.356 |
202.317 |
6.293 |
150.289 |
1893.783 |
239.767 |
|||
|
6.0 |
28.285 |
36.032 |
1405.408 |
6.245 |
175.676 |
2234.571 |
283.757 |
|||
|
8.0 |
36.888 |
46.991 |
1776.496 |
6.148 |
222.062 |
2876.940 |
367.686 |
|||
|
175 |
|
|
4.5 |
23.7 |
30.17 |
1450 |
6.93 |
166 |
|
|
|
175 |
|
|
5.0 |
26.2 |
33.36 |
1590 |
6.91 |
182 |
|
|
|
175 |
|
|
6.0 |
31.1 |
39.63 |
1860 |
6.86 |
213 |
|
|
|
180 |
|
|
4.0 |
21.8 |
27.8 |
1422 |
7.16 |
158 |
|
|
|
180 |
|
|
5.0 |
26.8 |
34.1 |
1710 |
7.09 |
191 |
|
|
|
180 |
|
|
6.3 |
33.3 |
42.4 |
2096 |
7.03 |
233 |
|
|
|
180 |
|
|
8.0 |
41.5 |
52.8 |
2546 |
6.94 |
283 |
|
|
|
180 |
±2.6 |
±1.3 |
10.0 |
50.0 |
63.7 |
2945 |
6.79 |
327 |
5051 |
563 |
|
180 |
|
|
12.5 |
60.5 |
77.0 |
3406 |
6.65 |
379 |
|
|
|
200 |
|
|
4.5 |
27.2 |
34.67 |
2190 |
7.95 |
219 |
|
|
|
200 |
|
|
5.0 |
29.9 |
38.1 |
2389 |
7.91 |
239 |
|
|
|
200 |
|
|
6.0 |
35.8 |
45.63 |
2830 |
7.88 |
283 |
|
|
|
200 |
|
|
6.3 |
37.3 |
47.5 |
2922 |
7.85 |
292 |
|
|
|
200 |
|
|
8.0 |
46.5 |
59.2 |
3567 |
7.75 |
357 |
|
|
|
200 |
|
|
9.0 |
52.3 |
66.67 |
3990 |
7.73 |
399 |
|
|
|
200 |
±2.6 |
±1.3 |
10.0 |
56.3 |
71.1 |
4162 |
7.61 |
416 |
7055 |
711 |
|
200 |
|
|
12.0 |
67.9 |
86.53 |
4980 |
7.59 |
498 |
|
|
|
200 |
|
|
12.5 |
68.3 |
87.1 |
4859 |
7.47 |
486 |
|
|
|
220 |
|
|
5.0 |
33.1 |
42.1 |
3212 |
8.73 |
292 |
|
|
|
220 |
|
|
6.3 |
41.2 |
52.5 |
3940 |
8.66 |
358 |
|
|
|
220 |
|
|
8.0 |
51.5 |
65.5 |
4828 |
8.57 |
439 |
|
|
|
220 |
±2.8 |
±1.4 |
10.0 |
62.6 |
79.7 |
5675 |
8.43 |
516 |
9524 |
871 |
|
220 |
|
|
12.5 |
76.2 |
97.0 |
6674 |
8.29 |
607 |
|
|
|
250 |
|
|
5.0 |
38.0 |
48.36 |
4810 |
9.97 |
384 |
|
|
|
250 |
|
|
6.0 |
45.0 |
57.63 |
5870 |
9.92 |
454 |
|
|
|
250 |
|
|
6.3 |
47.1 |
60.1 |
5873 |
9.89 |
470 |
|
|
|
250 |
|
|
8.0 |
59.1 |
75.2 |
7229 |
9.80 |
578 |
|
|
|
250 |
|
|
9.0 |
66.5 |
84.67 |
8090 |
9.78 |
647 |
|
|
|
250 |
±3.0 |
±1.5 |
10.0 |
72.0 |
91.7 |
8586 |
9.67 |
685 |
14200 |
1141 |
|
250 |
|
|
12.0 |
86.8 |
110.5 |
10300 |
9.63 |
820 |
|
|
|
250 |
|
|
12.5 |
88.0 |
112 |
10160 |
9.52 |
813 |
|
|
|
260 |
|
|
5.0 |
39.4 |
50.1 |
5386 |
10.4 |
414 |
|
|
|
260 |
|
|
6.3 |
49.1 |
62.6 |
6635 |
10.3 |
510 |
|
|
|
260 |
|
|
8.0 |
61.6 |
78.4 |
8178 |
10.2 |
629 |
|
|
|
260 |
±3.0 |
±1.5 |
10.0 |
75.1 |
95.7 |
9715 |
10.1 |
747 |
16050 |
1239 |
|
260 |
|
|
12.5 |
91.9 |
117 |
11550 |
9.93 |
888 |
|
|
|
280 |
|
|
6.3 |
53.1 |
67.6 |
8352 |
11.1 |
597 |
|
|
|
280 |
|
|
8.0 |
66.6 |
84.8 |
10320 |
11.0 |
737 |
|
|
|
280 |
|
|
10.0 |
81.4 |
104 |
12310 |
10.9 |
879 |
|
|
|
280 |
±3.2 |
±1.6 |
12.5 |
99.7 |
127 |
14690 |
10.8 |
1049 |
24700 |
1768 |
注:
1. 钢号、生产的工厂及有关规格的说明见表
2. 空心型钢系用带钢冷弯后焊接而成。
3. A=175～280的所有规格是武钢公司汉口轧钢厂接德国DIN59411-1978、日本JISG3466-88标准生产的产品。