来源:Feijiu网资讯平台 | 责任编辑:小语
2009-05-29
326
热轧扁钢的尺寸规格
宽度/mm |
厚 度 /mm |
宽度
/mm |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
10 |
11 |
12 |
14 |
16 |
18 |
20 |
22 |
25 |
28 |
30 |
32 |
36 |
柏 |
45 |
50 |
56 |
60 |
理论质量/(kg/m)(密度7.85g/m3) |
10 |
0.24 |
0.31 |
O.39 |
O.47 |
0.55 |
0.63 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
10 |
12 |
0.28 |
O.38 |
O.47 |
O.57 |
O.66 |
0.75 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
12 |
14 |
O.33 |
O.44 |
0.55 |
O.66 |
0.77 |
O.88 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
14 |
16 |
O.38 |
0.50 |
0.63 |
O.75 |
0.88 |
1.00 |
1.15 |
1.26 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
16 |
18 |
0.42 |
0.57 |
0.71 |
O.85 |
0.99 |
1.13 |
1.27 |
1.4l |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
18 |
20 |
O.47 |
0.63 |
O.78 |
O.94 |
1.10 |
1.26 |
1.41 |
1.57 |
1.73 |
1.88 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
20 |
22 |
0.52 |
O.69 |
O.86 |
1.04 |
1.2l |
1.38 |
1.55 |
1.73 |
1.90 |
2.07 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
22 |
25 |
0.59 |
O.78 |
O.98 |
1.18 |
1.37 |
1.57 |
1.77 |
1.96 |
2.16 |
2.36 |
2.75 |
3.14 |
|
|
|
|
|
|
|
|
|
|
|
|
|
25 |
28 |
O.66 |
0.88 |
1.10 |
1.32 |
1.54 |
1.76 |
1.98 |
2.20 |
2.42 |
2.64 |
3.08 |
3.53 |
|
|
|
|
|
|
|
|
|
|
|
|
|
28 |
30 |
0.71 |
O.94 |
1.18 |
1.41 |
1.65 |
1.88 |
2.12 |
2.36 |
2.59 |
2.83 |
3.30 |
3.77 |
4.24 |
4.71 |
|
|
|
|
|
|
|
|
|
|
|
30 |
32 |
0.75 |
1.00 |
1.26 |
1.51 |
1.76 |
2.01 |
2.26 |
2.55 |
2.76 |
3.01 |
3.52 |
4.02 |
4.52 |
5.02 |
|
|
|
|
|
|
|
|
|
|
|
32 |
35 |
O.82 |
1.10 |
1.37 |
1.65 |
1.92 |
2.20 |
2.47 |
2.75 |
3.02 |
3.30 |
3.85 |
4.40 |
4.95 |
5.50 |
6.04 |
6.87 |
7.69 |
|
|
|
|
|
|
|
|
35 |
40 |
O.94 |
1.26 |
1.57 |
1.88 |
2.20 |
2.5l |
2.83 |
3.14 |
3.45 |
3.77 |
4.40 |
5.02 |
5.65 |
6.28 |
6.91 |
7.85 |
8.79 |
|
|
|
|
|
|
|
|
40 |
45 |
1.06 |
1.4l |
1.77 |
2.12 |
2.47 |
2.83 |
3.18 |
3.53 |
3.89 |
4.24 |
4.95 |
5.65 |
6.36 |
7.07 |
7.77 |
8.83 |
9.89 |
10.60 |
11.30 |
12.72 |
|
|
|
|
|
45 |
50 |
1.18 |
1.57 |
1.96 |
2.36 |
2.75 |
3.14 |
3.53 |
3.93 |
4.32 |
4.7l |
5.50 |
6.28 |
7.06 |
7.85 |
8.64 |
9-81 |
10.99 |
11.78 |
12.56 |
14.13 |
|
|
|
|
|
50 |
宽度/mm |
厚 度 /mm |
宽度
/mm |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
10 |
11 |
12 |
14 |
16 |
18 |
20 |
22 |
25 |
28 |
30 |
32 |
36 |
柏 |
45 |
50 |
56 |
60 |
理论质量/(kg/m)(密度7.85g/m3) |
10 |
0.24 |
0.31 |
O.39 |
O.47 |
0.55 |
0.63 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
10 |
55 |
|
1.73 |
2.16 |
2.59 |
3.02 |
3.45 |
3.89 |
4.32 |
4.75 |
5.18 |
6.04 |
6.9l |
7.77 |
8.64 |
9.50 |
10.79 |
12.09 |
12.95 |
13.82 |
15.54 |
|
|
|
|
|
55 |
60 |
|
1.88 |
2.36 |
2.83 |
3.30 |
3.77 |
4.24 |
4.7l |
5.18 |
5.65 |
6.59 |
7.54 |
8.48 |
9.42 |
10.36 |
11.78 |
13.19 |
14.13 |
15.a7 |
16.96 |
18.84 |
21.20 |
|
|
|
60 |
65 |
|
2.04 |
2.55 |
3.06 |
3.57 |
4.08 |
4.59 |
5.10 |
5.61 |
6.12 |
7.14 |
8.16 |
9.18 |
10.20 |
11.23 |
12.76 |
14.29 |
15.31 |
16.33 |
18.37 |
20.4l |
22.96 |
|
|
|
65 |
70 |
|
2.20 |
2.75 |
3.30 |
3.85 |
4.40 |
4.95 |
5.50 |
6.04 |
6.59 |
7.69 |
8.79 |
9.89 |
lO.99 |
12.09 |
13.74 |
15.39 |
16.49 |
17.58 |
19.78 |
21.98 |
24.73 |
|
|
|
70 |
75 |
|
2.36 |
2.94 |
3.53 |
4.12 |
4.71 |
5.30 |
5.89 |
6.48 |
7.07 |
8.24 |
9.42 |
10.60 |
11.78 |
12.95 |
14.72 |
16.48 |
17.66 |
18.84 |
21.20 |
23.
55 |
26.49 |
|
|
|
75 |
80 |
|
2.51 |
3.14 |
3.77 |
4.40 |
5.02 |
5.65 |
6.28 |
6.91 |
7.54 |
8.79 |
10.05 |
11.30 |
12.56 |
13.82 |
15.70 |
17.58 |
18.84 |
20.10 |
22.61 |
25.12 |
28.26 |
31.40 |
35.17 |
|
80 |
85 |
|
|
3.34 |
4.00 |
4.67 |
5.34 |
6.01 |
6.67 |
7.34 |
8.0l |
9.34 |
10.68 |
12.01 |
13.34 |
14.68 |
16.68 |
18.68 |
20.02 |
21.35 |
24.02 |
26.69 |
30.03 |
33.36 |
37.37 |
40.04 |
85 |
90 |
|
|
3.53 |
4.24 |
4.95 |
5.65 |
6.36 |
7.07 |
7,77 |
848 |
9.89 |
11.30 |
12.72 |
14.13 |
15.54 |
17.66 |
19.78 |
21.20 |
22.61 |
25.43 |
28.26 |
31.79 |
35.32 |
39.56 |
42.39 |
90 |
95 |
|
|
3.73 |
4.47 |
5.52 |
5.97 |
6.7l |
7.46 |
8.20 |
8.95 |
10.44 |
11.93 |
13.42 |
14.92 |
16.41 |
18.64 |
20.88 |
22.37 |
23.86 |
26.85 |
29.83 |
33.56 |
37.29 |
41.76 |
44.74 |
95 |
100 |
|
|
3.92 |
4.71 |
5.50 |
6.28 |
7.06 |
7.85 |
8.64 |
9.42 |
10.99 |
12.56 |
14.13 |
15.70 |
17.27 |
19.62 |
21.98 |
23.55 |
25.12 |
28.26 |
31.4o |
35.32 |
39.25 |
43.96 |
47.10 |
100 |
105 |
|
|
4.12 |
4.71 |
5.77 |
6.59 |
7.42 |
8.24 |
9.07 |
9.89 |
11.54 |
13.19 |
14.84 |
16.48 |
18.13 |
20.61 |
23.08 |
24.73 |
26.38 |
29.67 |
32.97 |
37.09 |
41.21 |
46.16 |
49.46 |
105 |
110 |
|
|
4.32 |
5.18 |
6.04 |
6.91 |
7.77 |
8.64 |
9.50 |
lO.36 |
12.09 |
13.82 |
15.54 |
17.27 |
19.00 |
21.59 |
24.18 |
25.90 |
27.63 |
31.09 |
34.54 |
38.86 |
43.18 |
48.36 |
5l.81 |
110 |
120 |
|
|
4.71 |
5.65 |
6.59 |
7.54 |
8.48 |
9.42 |
10.36 |
11.30 |
13.19 |
15.07 |
16.96 |
18.84 |
20.72 |
23.55 |
26.38 |
28.26 |
30.14 |
33.9l |
37.68 |
42.39 |
47.10 |
52.75 |
56.52 |
120 |
125 |
|
|
|
5.89 |
6.87 |
7.85 |
8.83 |
9.81 |
10.79 |
11.78 |
13.74 |
15.70 |
17.66 |
19.63 |
21.59 |
24.53 |
27.48 |
29.44 |
31.40 |
35.32 |
39.25 |
44.16 |
49.06 |
54.95 |
58.88 |
125 |
130 |
|
|
|
6.12 |
7.14 |
8.16 |
9.18 |
10.20 |
11.23 |
12.25 |
14.29 |
16.33 |
18.37 |
20.41 |
22.45 |
25.5l |
28.57 |
30.62 |
32.66 |
36.74 |
40.82 |
45.92 |
51.02 |
57.15 |
61.23 |
130 |
140 |
|
|
|
|
7.69 |
8.79 |
9.89 |
10.99 |
12.09 |
13.19 |
15.39 |
17.58 |
19.78 |
21.98 |
24.18 |
27.48 |
30.77 |
32.97 |
35.17 |
39.56 |
∞.96 |
49.46 |
54.95 |
61.54 |
65.94 |
140 |
150 |
|
|
|
|
8.24 |
9.42 |
10.60 |
11.78 |
12.95 |
14.13 |
16.48 |
18.84 |
21.20 |
23.55 |
25.90 |
29.44 |
32.97 |
35.32 |
37.68 |
42.39 |
47.10 |
52.99 |
58.88 |
65.94 |
70.65 |
,
150 |
注:1.表中的粗线用以划分扁钢的组别:第1组-理论质量≤19kg/m;第2组-理论质量>19kg/m。
2.扁钢的通常长度(非定尺的):普通钢第1组-长3~9m;第2组-长3~7m;②优质钢2~6m。
3.热轧扁钢常用钢号为:Q235-A、20、45、16Mn,其化学成分、力学性能应符合相应标准中的规定
(2)允许偏差见表4_9。
表4-9扁钢的允许偏差
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 |
注:在同-截面任意两点测量的厚度差不得大干厚度公差的一半。
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