热轧等边角钢的尺寸规格.doc

表19热轧等边角钢的尺寸规格

b—边宽； d—边厚；r—内圆弧半径； r1—边端内弧半径；
        1
( r1 = --- d )；
        3
r2—边端外弧半径； I—惯性矩；i—惯性半径； W—截面系数；Z0—重心距离

角钢号数
尺寸/mm
截面面积/mm
理论质量/(kg/m)
外表面积/(m2/m)
参考数值
X-X
Xo-Xo
Yo-Yo
X1-X1
zo/cm
b
d
r
Ix/cm4
ix/cm
Wx/cm3
ixo/cm
ixo/Cm
Wxo/cm3
1yo/cm4
iyo/cm
Wyo/cm3
Ix1/cm4
2
20
3
4
3.5
1.132
1.459
0.889
1.145
0.078
0.077
0.40
0.50
0.59
0.58
0.29
0.36
0.63
0.78
0.75
0.73
0.45
0.55
0.17
0.22
0.39
0.38
0.20
0.24
0.81
1.09
0.60
0.64
2.5
25
3
4
1.432
1.859
1.124
1.459
0.098
0.097
0.82
1.03
0.76
0.74
0.46
0.59
1.29
1.62
0.95
0.93
0.73
0.92
0.34
0.43
0.49
0.48
0.33
0.40
1.57
2.11
0.73
0.76
3.0
30
3
4
4.5
1.749
2.276
1.373
1.786
0.117
0.117
1.46
1.84
0.91
0.90
0.68
0.87
2.31
2.92
1.15
1.13
1.09
1.37
0.61
0.77
0.59
0.58
0.51
0.62
2.71
3.63
0.85
0.89
3.6
36
3
4
5
2.109
2.756
3.382
1.656
2.163
2.654
0.141
0.141
0.141
2.58
3.29
3.95
1.11
1.09
1.08
0.99
1.28
1.56
4.09
5.22
6.24
1.39
1.38
1.36
1.61
2.05
2.45
1.07
1.37
1.65
0.71
0.70
0.70
0.76
0.93
1.09
4.68
6.25
7.84
1.00
1.04
1.07
4
40
3
4
5
5
2.359
3.086
3.791
1.852
2.422
2.976
0.157
0.157
0.156
3.59
4.60
5.53
1.23
1.22
1.21
1.23
1.60
1.96
5.69
7.29
8.76
1.55
1.54
1.52
2.01
2.58
3.10
1.49
1.91
2.30
0.79
0.79
0.78
0.96
1.19
1.39
6.41
8.56
10.74
1.09
1.13
1.17
4.5
45
3
4
5
6
5
2.659
3.486
4.292
5.076
2.088
2.736
3.369
3.985
0.177
0.177
0.176
0.176
5.17
6.65
8.04
9.33
1.40
1.38
1.37
1.36
1.58
2.05
2.51
2.95
8.20
10.56
12.74
14.76
1.76
1.74
1.72
1.70
2.58
3.32
4.00
4.64
2.14
2.75
3.33
3.89
0.89
0.89
0.88
0.88
1.24
1.54
1.81
2.06
9.12
12.18
15.25
18.36
1.22
1.26
1.30
1.33
5
50
3
4
5
6
5.5
2.971
3.897
4.803
5.688
2.332
3.059
3.770
4.465
0.197
0.197
0.196
0.196
7.18
9.26
11.21
13.05
1.55
1.54
1.53
1.52
1.96
2.56
3.13
3.68
11.37
14.70
17.79
20.68
1.96
1.94
1.92
1.91
3.22
4.16
5.03
5.85
2.98
3.82
4.64
5.42
1.00
0.99
0.93
0.93
1.57
1.96
2.31
2.63
12.50
16.69
20.90
25.14
1.34
1.38
1.42
1.46
5.6
56
3
4
5
8
6
3.343
4.390
5.415
8.367
2.624
3.446
4.251
6.568
0.221
0.220
0.220
0.219
10.19
13.18
16.02
23.63
1.75
1.73
1.72
1.68
2.48
3.24
3.97
6.03
16.14
20.92
25.42
37.37
2.20
2.18
2.17
2.11
4.08
5.28
6.42
9.44
4.24
5.46
6.61
9.89
1.13
1.11
1.10
1.09
2.02
2.52
2.98
4.16
17.56
23.43
29.33
47.24
1.48
1.53
1.57
1.68
6.3
63
4
5
6
8
10
7
4.978
6.143
7.288
9.515
11.657
3.907
4.822
5.721
7.469
151
0.248
0.248
0.247
0.247
0.246
19.03
23.17
27.12
34.46
41.09
1.96
1.94
1.93
1.90
1.88
4.13
5.08
6.00
7.75
9.39
30.17
36.77
43.03
54.56
64.85
2.46
2.45
2.43
2.40
2.36
6.78
8.25
9.66
12.25
14.56
7.89
9.57
11.20
14.33
17.33
1.26
1.25
1.24
1.23
1.22
3.29
3.90
4.46
5.47
6.36
33.35
41.73
50.14
67.11
84.31
1.70
1.74
1.78
1.85
1.93
7
70
4
5
6
7
8
8
5.570
6.875
8.160
9.424
10.667
4.372
5.397
6.406
7.398
8.373
0.275
0.275
0.275
0.275
0.274
26.39
32.21
37.77
43.09
48.17
2.18
2.16
2.15
2.14
2.12
5.14
6.32
7.48
8.59
9.68
41.80
51.08
59.93
68.35
76.37
2.76
2.73
2.71
2.69
2.68
8.44
10.32
12.11
13.81
15.43
10.99
13.34
15.61
17.82
19.98
1.40
1.39
1.38
1.38
1.37
4.17
4.95
5.67
6.34
6.98
45.74
57.21
68.73
80.29
91.92
1.86
1.91
1.95
1.99
2.03
(7.5)
75
5
6
7
8
10
9
7.412
8.797
10.160
11.503
14.126
5.818
6.905
7.976
9.030
11.089
0.295
0.294
0.294
0.294
0.293
39.97
46.95
53.57
59.96
71.98
2.33
2.31
2.30
2.28
2.26
7.32
8.64
9.93
11.20
13.64
63.30
74.38
84.96
95.07
113.92
2.92
2.90
2.89
2.88
2.84
11.94
14.02
16.02
17.93
21.48
16.63
19.51
22.18
24.86
30.05
1.50
1.49
1.48
1.47
1.46
5.77
6.67
7.44
8.19
9.56
70.56
84.55
98.71
112.97
141.71
2.04
2.07
2.11
2.15
2.22
8
80
5
6
7
8
10

7.912
9.397
10.86
12.303
15.126
6.211
7.376
8.525
9.658
11.874
0.315
0.314
0.314
0.314
0.313
48.79
57.35
65.58
73.49
88.43
2.48
2.47
2.46
2.44
2.42
8.34
9.87
11.37
12.83
15.64
77.33
90.98
104.07
116.6
140.09
3.13
3.11
3.10
3.08
3.04
13.67
16.08
18.40
20.61
24.76
20.25
23.72
27.09
30.39
36.77
1.60
1.59
1.58
1.57
1.56
6.66
7.65
8.58
9.46
11.08
85.36
102.50
119.70
136.97
171.74
2.15
2.19
2.23
2.27
2.35
9
90
6
7
8
10
12
10
10.637
12.301
13.944
17.167
20.306
8.350
9.656
10.946
13.476
15.94
0.354
0.354
0.353
0.353
0.352
B2.77
94.83
106.47
128.58
149.22
2.79
2.78
2.76
2.74
2.71
12.61
14.54
16.42
20.07
23.57
131.26
150.47
168.97
203.9
236.21
3.51
3.50
3.48
3.45
3.41
20.63
23.64
26.55
32.04
37.12
34.28
39.18
43.97
53.26
62.22
1.80
1.78
1.78
1.76
1.75
9.95
11.19
12.35
14.52
16.49
145.87
170.30
194.80
244.07
293.76
2.44
2.48
2.52
2.59
2.67
10
100
6
7
8
10
12
14
16
12
11.932
13.796
15.638
19.261
22.80
26.256
29.627
9.366
10.830
12.276
15.120
17.898
20.611
23.257
0.393
0.393
0.393
0.392
0.391
0.391
0.390
114.95
131.86
148.24
179.51
208.90
236.53
262.53
3.10
3.09
3.08
3.05
3.03
3.00
2.98
15.68
18.10
20.47
25.06
29.48
33.73
37.82
181.98
208.97
235.07
284.68
330.95
374.06
414.16
3.90
3.89
3.88
3.84
3.81
3.77
3.74
25.74
29.55
33.24
40.26
46.80
52.90
58.57
47.92
54.74
61.41
74.35
86.84
99.00
110.89
2.00
1.99
1.98
1.96
1.95
1.94
1.94
12.69
14.26
15.75
18.54
21.08
23.44
25.63
200.07
233.54
267.09
334.48
402.34
470.75
539.80
2.67
2.71
2.76
2.84
2.91
2.99
3.06
11
110
7
8
10
12
14
15.196
17.238
21.261
25.200
29.056
11.928
13.532
16.690
19.782
22.809
0.433
0.433
0.432
0.431
0.431
177.16
199.46
242.19
282.55
320.71
3.41
3.40
3.38
3.35
3.32
22.05
24.95
30.60
36.05
41.31
280.94
316.49
384.39
448.17
508.01
4.30
4.28
4.25
4.22
4.18
36.12
40.69
49.42
57.62
65.31
73.38
82.42
99.98
116.93
133.40
2.20
2.19
2.17
2.15
2.14
17.51
19.39
22.91
26.15
29.14
310.64
355.20
444.65
534.60
625.16
2.96
3.01
3.09
3.16
3.24
12.5
125
8
10
12
14
14
19.750
24.373
28.912
33.367
15.504
19.133
22.696
26.193
0.492
0.491
0.491
0.490
297.03
361.67
423.16
481.65
3.88
3.85
3.83
3.80
32.52
39.97
41.17
54.16
470.89
573.89
671.44
763.73
4.88
4.85
4.82
4.78
53.28
64.93
75.96
86.41
123.16
149.46
174.88
199.57
2.50
2.48
2.46
2.45
25.86
30.62
35.03
39.13
521.01
651.93
783.42
915.61
3.37
3.45
3.53
3.61
14
140
10
12
14
16

27.373
32.512
37.567
42.539
21.488
25.522
29.490
33.393
0.551
0.551
0.550
0.549
514.65
603.68
688.81
770.24
4.34
4.31
4.28
4.26
50.58
59.80
68.75
77.46
817.27
958.79
1093.56
1221.81
5.46
5.43
5.40
5.36
82.56
96.85
110.47
123.42
212.04
248.57
284.06
318.67
2.78
2.76
2.75
2.74
39.20
45.02
50.45
55.55
915.11
1099.28
1284.22
1470.07
3.82
3.90
3.98
4.06
16
160
10
12
14
16
16
31.502
37.441
43.296
49.067
24.729
29.391
33.987
38.518
0.630
0.630
0.629
0.629
779.53
916.58
1048.36
1175.08
4.98
4.95
4.92
4.89
66.70
78.98
90.95
102.63
1237.30
1455.68
1665.02
1865.57
6.27
6.24
6.20
6.17
109.36
128.67
147.17
164.89
321.76
377.49
431.70
484.59
3.20
3.18
3.16
3.14
52.76
60.74
68.24
75.31
1365.33
1639.57
1914.68
2190.82
4.31
4.39
4.47
4.55
18
180
12
14
16
18
42.241
48.896
55.467
61.955
33.159
38.383
43.542
48.634
0.710
0.709
0.709
0.709
1321.35
1514.48
1700.99
1875.12
5.59
5.56
5.54
5.50
100.82
116.25
131.13
145.64
2100.10
2407.42
2703.37
2988.24
7.05
7.02
6.98
6.94
165.00
189.14
212.40
234.78
542.61
621.53
698.60
762.01
3.58
3.58
3.55
3.51
78.41
88.38
97.83
105.14
2332.80
2723.48
3115.29
3502.43
4.89
4.97
5.05
5.13
20
200
14
16
18
20
24
18
54.642
62.013
69.301
76.505
90.661
42.894
48.680
54.401
60.056
71.168
0.788
0.788
0.787
0.787
0.785
2103.55
2366.15
2620.64
2867.30
3338.25
6.20
6.18
6.15
6.12
6.07
144.70
163.65
182.22
200.42
236.17
3343.26
3760.89
4164.54
4554.55
5294.97
7.82
7.79
7.75
7.72
7.64
236.40
265.93
294.48
322.06
374.41
863.83
971.41
1076.74
1180.04
1381.53
3.98
3.96
3.94
3.93
3.90
111.82
123.96
135.52
146.55
166.55
3734.10
4270.39
4808.13
5347.51
6457.16
5.46
5.54
5.62
5.69
5.87
注：截面图中的r1=1/3d及表中r

表20热轧等边角钢的允许偏差和长度
角钢号数
边宽b/mm
边厚d/mm
长度/m
角钢号数
边宽b/mm
边厚d/mm
长度/m
2～5.6
6.3～9
±0.8
±1.2
±0.4
±0.6
4～12
4～12
10～14
16～20
±1.8
±2.5
±0.7
±1.0
4～19
6～19