電 話:0510-83239979
手 機:13357925234、13771545693
Q。眩1819121666
郵 箱:1819121666@qq.com
聯(lián)系人:麻經(jīng)理
地 址:無錫市惠山區(qū)西漳工業(yè)園
鋼的通常長度為:普通鋼3-8m,優(yōu)質(zhì)鋼2-6m。
對邊距離
s/mm |
允許偏差/mm |
截面面積/cm2 |
理論質(zhì)量(kg/m) | ||||
1組 |
2組 |
3組 |
六角鋼 |
八角鋼 |
六角鋼 |
八角鋼 | |
8 |
±0.25 |
±0.35 |
±0.40 |
0.5543 |
|
0.435 |
|
9 |
0.7015 |
|
0.551 |
| |||
10 |
0.866 |
|
0.680 |
| |||
11 |
1.048 |
|
0.823 |
| |||
12 |
1.247 |
|
0.979 |
| |||
13 |
1.464 |
|
1.15 |
| |||
14 |
1.697 |
|
1.33 |
| |||
15 |
1.949 |
|
1.53 |
| |||
16 |
2.217 |
2.120 |
1.74 |
1.66 | |||
17 |
2.503 |
|
1.96 |
| |||
18 |
2.806 |
2.683 |
2.20 |
2.16 | |||
19 |
3.126 |
|
2.45 |
| |||
20 |
3.464 |
3.312 |
2.72 |
2.60 | |||
21 |
±0.30 |
±0.40 |
±0.50 |
3.819 |
|
3.00 |
|
22 |
4.192 |
4.008 |
3.29 |
3.15 | |||
23 |
4.581 |
|
3.60 |
| |||
24 |
4.988 |
|
3.92 |
| |||
25 |
5.413 |
5.175 |
4.25 |
4.06 | |||
26 |
5.854 |
|
4.60 |
| |||
27 |
6.314 |
|
4.96 |
| |||
28 |
6.790 |
6.492 |
5.33 |
5.10 | |||
30 |
7.794 |
7.452 |
6.12 |
5.85 |