圆钢直径d（型号） |
理论重量kg/m |
圆钢直径d（型号） |
理论重量kg/m |
圆钢 |
圆钢 |
||
5.5 |
0.186 |
13 |
1.04 |
6 |
0.222 |
14 |
1.21 |
6.5 |
0.26 |
15 |
1.39 |
7 |
0.302 |
16 |
1.58 |
8 |
0.395 |
17 |
1.78 |
9 |
0.499 |
18 |
2 |
10 |
0.617 |
19 |
2.23 |
*11 |
0.746 |
20 |
2.47 |
12 |
0.888 |
21 |
2.72 |
22 |
2.98 |
63 |
24.5 |
*23 |
3.26 |
*65 |
26 |
24 |
3.55 |
*68 |
28.5 |
25 |
3.85 |
70 |
30.2 |
26 |
4.17 |
75 |
34.7 |
*27 |
4.49 |
80 |
39.5 |
28 |
4.83 |
85 |
44.5 |
*29 |
5.18 |
90 |
49.9 |
30 |
5.55 |
95 |
55.6 |
*31 |
5.92 |
100 |
61.7 |
32 |
6.31 |
105 |
68 |
*33 |
6.71 |
110 |
74.6 |
34 |
7.13 |
115 |
81.5 |
*35 |
7.55 |
120 |
88.8 |
36 |
7.99 |
125 |
96.3 |
38 |
8.9 |
130 |
104 |
40 |
9.86 |
140 |
121 |
42 |
10.9 |
150 |
139 |
45 |
12.5 |
160 |
158 |
48 |
14.2 |
170 |
178 |
50 |
15.4 |
180 |
200 |
53 |
17.3 |
190 |
223 |
*55 |
18.6 |
200 |
247 |
56 |
19.3 |
220 |
298 |
*58 |
20.7 |
250 |
385 |
60 |
22.2 |
||
