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宽 度/mm |
厚 度/mm |
长 度 | |||||
尺寸 |
允许偏差 |
尺寸 |
允许偏差 |
尺寸/m |
允许偏差/m | ||
普通级 |
较高级 |
普通级 |
较高级 | ||||
lO~50 |
+O.5
-1.O
+0.6 |
+O.3
-O.9
+O.4 |
3~16 |
+0.3
-0.5 |
+O.2
-O.4 |
≤4 |
+300 |
>50~ 75 |
-1.3 |
-1.2 |
>4~6 |
+50O | |||
>75
~100 |
+O.9
-1.8 |
+O.7
-1.7 |
>16
~60 |
+1.5%
-3.O% |
+1.O%
-2.5% | ||
>100
~200 |
+1.O
-2.O% |
+O.8
-1.8% |
≥6 |
+700 |
扁钢宽度 /mm |
在下列厚度时扁钢的理论质量/(kg/m) | ||||||||||||||
5 |
6 |
7 |
8 |
9 |
10 |
11 |
12 |
14 |
15 |
16 |
18 |
20 |
25 |
30 | |
8 |
O.31 |
0.38 |
0.44 |
|
|
|
|
|
|
|
|
|
|
|
|
lO |
0.39 |
O.47 |
0.55 |
O.63 |
O.71 |
|
|
|
|
|
|
|
|
|
|
12 |
O.47 |
O.55 |
O.66 |
0.75 |
0.85 |
0.94 |
1.04 |
|
|
|
|
|
|
|
|
13 |
O.51 |
O.6l |
O.71 |
0.82 |
O.92 |
1.02 |
1.12 |
|
|
|
|
|
|
|
|
14 |
0.55 |
O.66 |
0.77 |
0.88 |
0.99 |
1.10 |
1.2l |
1.32 |
|
|
|
|
|
|
|
15 |
0.59 |
O.71 |
0.82 |
O.94 |
1.06 |
1.18 |
1.29 |
1.41 |
|
|
|
|
|
|
|
16 |
O.63 |
0.75 |
O.88 |
1.00 |
1.13 |
1.26 |
1.38 |
1.5l |
1.76 |
|
|
|
|
|
|
18 |
0.7l |
O.85 |
O.99 |
1.13 |
1.27 |
1.41 |
1.55 |
1.70 |
1.96 |
2.12 |
2.26 |
|
|
|
|
20 |
0.78 |
O.94 |
1.10 |
1.26 |
1.41 |
1.57 |
1.73 |
1.88 |
2.28 |
2.36 |
2.51 |
2.63 |
|
|
|
22 |
0.86 |
1.04 |
1.2l |
1.38 |
1.55 |
1.73 |
1.90 |
2.07 |
2.42 |
2.69 |
2.76 |
3.11 |
3.45 |
|
|
24 |
O.94 |
1.13 |
1.32 |
1.5l |
1.69 |
1.88 |
2.07 |
2.26 |
2.64 |
2.83 |
3.01 |
3.39 |
3.77 |
|
|
扁钢宽度 /mm |
在下列厚度时扁钢的理论质量/(kg/m) | |||||||||||||||
5 |
6 |
7 |
8 |
9 |
10 |
1l |
12 |
14 |
15 |
16 |
18 |
20 |
25 |
30 | ||
25 |
O.98 |
1.18 |
1.37 |
1.57 |
1.77 |
1.96 |
2.16 |
2.36 |
2.75 |
2.94 |
3.14 |
3.53 |
3.92 |
|
| |
28 |
1.10 |
1.32 |
1.54 |
1.76 |
1.98 |
2.20 |
2.42 |
2.64 |
3.08 |
3.28 |
3.52 |
3.96 |
4.40 |
5.49 |
| |
30 |
1.18 |
1.41 |
1.65 |
1.88 |
2.12 |
2.36 |
2.59 |
2.83 |
3.30 |
3.53 |
3.77 |
4.24 |
4.7l |
5.89 |
| |
32 |
|
1.5l |
1.76 |
2.01 |
2.26 |
2.51 |
2.76 |
3.Ol |
3.52 |
3.77 |
4.02 |
5.02 |
5.02 |
6.28 |
7.54 | |
35 |
|
1.65 |
1.92 |
2.19 |
2.47 |
2.75 |
3.02 |
3.29 |
3.85 |
4.12 |
4.39 |
4.95 |
5.49 |
6.87 |
8.24 | |
36 |
|
1.70 |
1.98 |
2.26 |
2.54 |
2.83 |
3.11 |
3.39 |
3.96 |
4.24 |
4.52 |
5.09 |
5.65 |
7.06 |
8.48 | |
38 |
|
|
2.09 |
2.39 |
2.68 |
2.98 |
3.28 |
3.58 |
4.18 |
4.47 |
4.77 |
5.37 |
5.97 |
7.46 |
8.95 | |
40 |
|
|
2.20 |
2.5l |
2.83 |
3.14 |
3.45 |
3.77 |
4.40 |
4.71 |
5.02 |
5.65 |
6.20 |
7.85 |
9.42 | |
45 |
|
|
|
2.83 |
3.18 |
3.53 |
3.89 |
4.24 |
4.95 |
5.29 |
5.65 |
6.36 |
7.06 |
8.83 |
lO.60 | |
50 |
|
|
|
|
3.53 |
3.92 |
4.32 |
4.7l |
5.50 |
5.89 |
6.28 |
7.06 |
7.85 |
9.81 |
11.78 | |
|