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|
邊長/mm |
尺寸允許偏差/mm |
壁厚t/mm |
理論
質量
/(kg/m) |
截面
面積
/cm2
|
邊長
/mm |
尺寸允許偏差 |
壁厚
t/mm |
理論
質量
/(kg/m) |
截面
面積/cm2 | ||
|
A |
普通
精度 |
較高
精度 |
A |
普通
精度 |
較高
精度 | ||||||
|
25 |
±0.60 |
±0.30 |
1.2 |
0.867 |
1.105 |
80 |
±1.40 |
±0.70 |
3.0 |
7.071 |
9.008 |
|
1.5 |
1.06l |
1.352 |
4.0 |
9.222 |
11.747 | ||||||
|
1.75 |
1.215 |
1.548 |
5.0 |
11.209 |
14.356 | ||||||
|
2.0 |
1.363 |
1.736 |
90 |
±1.50 |
±0.75 |
3.0 |
8.013 |
10.208 | |||
|
30 |
2.5 |
2.032 |
2.589 |
4.0 |
l0.478 |
13.347 | |||||
|
3.0 |
2.361 |
3.008 |
5.0 |
12.839 |
16.356 | ||||||
|
40 |
±0.80 |
±0.40 |
2.5 |
2.817 |
3.589 |
6.0 |
15.097 |
19.232 | |||
|
3.0 |
3.303 |
4.208 |
100 |
±1.60 |
±0.80 |
4.0 |
11.734 |
14.947 | |||
|
5.0 |
14.409 |
18.356 | |||||||||
|
4.0 |
4.198 |
5.347 |
6.0 |
16.98l |
21.632 | ||||||
|
50 |
±1.00 |
±0.50 |
2.5 |
3.602 |
4.589 |
120 |
±1.80 |
±0.90 |
4.0 |
14.246 |
18.147 |
|
3.0 |
4.245 |
5.408 |
5.0 |
17.549 |
22.356 | ||||||
|
6.0 |
20.749 |
26.432 | |||||||||
|
4.0 |
5.454 |
6.947 |
8.0 |
26.840 |
34.19l | ||||||
|
60 |
±1.20 |
±0.60 |
2.5 |
4.387 |
5.589 |
140 |
±2.00 |
±1.00 |
4.0 |
16.758 |
21.347 |
|
3.0 |
5.187 |
6.608 |
5.0 |
20.689 |
26.356 | ||||||
|
4.0 |
6.7l0 |
8.547 |
6.0 |
24.517 |
31.232 | ||||||
|
8.0 |
31.864 |
40.59l | |||||||||
|
5.0 |
8.129 |
10.356 |
160 |
±2.40 |
±1.20 |
4.0 |
19.270 |
24.547 | |||
|
70 |
3.0 |
6.129 |
7.808 |
5.0 |
23.829 |
30.356 | |||||
|
4.0 |
7.966 |
10.147 |
6.0 |
28.285 |
36.032 | ||||||
|
5.0 |
9.699 |
12.356 |
8.0 |
36.888 |
46.99l | ||||||