圓鋼直徑d(型號) |
理論重量 kg/m |
圓鋼直徑d(型號) |
理論重量kg/m |
圓鋼 |
圓鋼 | ||
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 |