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四边形面积公式对角线最实用角钢理论重量表

作者:高考题库网
来源:https://www.bjmy2z.cn/gaokao
2020-10-08 23:46
tags:角钢理论重量计算公式

九八五大学什么意思-二力平衡实验

2020年10月8日发(作者:水神)
等边角钢理论重量表(热轧等边角钢每米重量表)

尺寸(毫米)
角钢号数
b
2 20
4
3
2.5 25
4
3
3 30
4
3
3.6 36 4
5
3
4 40 4
5
3
4
4.5 45
5
6
3
4
5 50
5
6
3
4
5.6 56
5
8
4
6.3 63 5
6
7
6
5.415
8.367
4.978
6.143
7.288
4.251
6.568
3.907
4.822
5.721
0.22
0.219
0.248
0.248
0.247
5.5
4.803
5.688
3.343
4.39
3.77
4.465
2.624
3.446
0.196
0.196
0.221
0.22
5
4.292
5.076
2.971
3.897
3.369
3.985
2.332
3.059
0.176
0.176
0.197
0.197
5
4.5
4.5
2.276
2.109
2.756
3.382
2.359
3.086
3.791
2.659
3.486
1.786
1.656
2.163
2.654
1.852
2.422
2.976
2.088
2.736
0.117
0.141
0.141
0.141
0.157
0.157
0.156
0.177
0.177
3.5
1.859
1.749
1.459
1.373
0.097
0.117
d
3
3.5
1.459
1.432
1.145
1.124
0.077
0.098
r
截面面积
(cm2)
1.132
理论重量
(kgm)
0.889
表面积
(㎡m)
0.078
8
10

尺寸(毫米)
角钢号数
b d
4
5
7 70 6
7
8
5
6
7.5 75 7
8
10
5
6
8 80 7
8
10
6
7
9 90 8
10
12
6
7
8
10 100
10
12
14
12
10
9
9
8
r
9.515
11.657
7.469
9.151
0.247
0.246
截面面积
(cm2)
5.57
6.875
8.16
9.424
10.667
7.367
8.797
10.16
11.503
14.126
7.912
9.397
10.86
12.303
15.126
10.637
12.301
13.944
17.167
20.306
11.932
13.796
15.638
19.261
22.8
26.256
理论重量
(kgm)
4.372
5.397
6.406
7.398
8.373
5.818
6.905
7.976
9.03
11.089
6.211
7.376
8.525
9.658
11.874
8.35
9.656
10.946
13.476
15.94
9.366
10.83
12.276
15.12
17.898
20.611
表面积
(㎡m)
0.275
0.275
0.275
0.275
0.274
0.295
0.294
0.294
0.294
0.293
0.315
0.314
0.314
0.314
0.313
0.354
0.354
0.353
0.353
0.352
0.393
0.393
0.393
0.392
0.391
0.391
16
7
8
11 110 10
12
14
8
10
12.5 125
12
14

尺寸(毫米)
角钢号数
b d
10
12
14 140
14
16
10
12
16 160
14
16
12
14
18 180
16
18
14
16
20 200 18
20
24
18
16
16
14
r
14
12
29.627
15.196
17.238
21.261
25.2
29.056
11.932
13.796
15.638
19.261
23.257
11.928
13.532
16.69
19.782
22.809
15.504
19.133
22.696
26.193
0.39
0.433
0.433
0.432
0.431
0.431
0.492
0.491
0.491
0.19
截面面积
(cm2)
27.373
32.512
37.567
42.539
31.502
37.441
43.296
49.067
42.241
48.896
55.467
61.955
54.642
62.013
69.301
76.505
90.661
理论重量
(kgm)
21.488
25.522
29.49
33.393
24.729
29.391
33.987
38.518
33.159
33.383
43.542
48.634
42.894
48.68
54.401
60.056
71.168
表面积
(㎡m)
0.551
0.551
0.55
0.549
0.63
0.63
0.629
0.629
0.71
0.709
0.709
0.708
0.788
0.788
0.787
0.787
0.785


热轧等边角钢(GB/T9787--1988)
(1)尺寸规格见表1。
(2)允许偏差见表2。
表1 热轧等边角钢的尺寸规格

尺 寸/mm




b d
截面
面积
mm





(kg

m)
外参考数值

X-X Xo-Xo



ix
Ixc
Wx/
(m2
ixocm

m4 cm3

cm
m)
0.63
O.78
X1-
Xl
Yo-Yo
r
zo
ixo

WxiyoWy
1yo Ix1

cm
o
/o/
Ccm4 cm4
cm3 cm cm3
m
0.7O.O.
O.2
5 0.45 0.17 39 O.81 60
0
0.70.55 O.22 0.31.09 0.6
0.24
3 8 4
O.0.4
0.73 O.3
95 O.34 9 1.57
O.93
O.0.43 O.2.11
2 0.40
93 48
0.7
3
O.
76
2 20 34
3.
5
2.5 25 34
1.132
1.459
0.880.00.5
9 78 O.40 9 0.29
1.140.0O.50 O.O.36
5 77 58
1.120.00.7
4 98 0.82 6 0.46
1.45O.01.03 O.O.59
9 97 74
1.37O.1O.
3 17 1.46 9l O.68
1.780.11.84 0.90.87
6 17 0
1.65O.11.1
6 4l l
2.58 O.99
2.160.11.0
3.29 1.28
3 41 9
3.95 1.56
2.65O.11.0
4 41 8
1.432
1.859
1.29
1.62
3.0 30 34
1.749
2.276
4.
5
2.3l
2.92
1.10.5O.50.8
5 1.09 O.61 9 1 2.7l 5
1.11.37 0.77 O.O.63.63 O.
3 58 2 89
1.3
9
1.6l 1.07
1.3
2.05 1.37
8
2.45 1.65
1.3
6
0.7
O.7
l
6 4.68
0.7
O.96.25
0
3 7.84
O.
1.09
70
1.0
0
1.0
4
1.0
7
3.6 36 345
2.109
2.756
3.382
4.09
5.22
6.24
4 40 345 5
2.359 31.85O.13.59 1.21.23
.086 2 57 4.60 3 1.60
5.69
7.29
1.52.01 1.49 O.O.96.4l 1.0
5 2.58 1.91 79 6 8.56 9
3.791 2.420.15.53 1.21.96
2 57 2
2.97O.11.2
6 56 1
2.080.1
8 77
2.73O.1
6 77
3.360.1
9 76
3.98O.1
5 76
2.33O.1
2 97
3.05O.1
9 97
3.77O.1
0 96
4.460.1
5 96
2.620.2
4 2l
3.440.2
6 20
4.25O.2
1 20
6.56O.2
8 19
1.4
0
1.31.58
8 2.05
1.32.51
7 2.95
1.3
6
8.76 1.53.10 2.30
4
1.5
2
1.7
6
1.72.58 2.14
4 3.32 2.75
1.74.00 3.33
2 4.64 3.89
1.7
0
1.9
6
1.93.22 2.98
4 4.16 3.82
1.95.03 4.64
2 5.85 5.42
1.9
1
2.2
0
2.14.08 4.24
8 5.28 5.46
2.16.42 6.61
7 9.44 9.89
2.1
1
2.4
6 7.89
6.78
2.49.57
8.25
5 11.2
9.66
2.40
12.2
3 14.3
5
2.43
14.5
0 17.3
6
2.33
6
0.71.19 10.7
9 1.39 4
O.
78
0.8
9.12
9
12.1
0.81.24
8
9 1.54
15.2
0.81.8l
5
8 2.06
18.3
0.8
6
8
1.012.5
0 0
0.91.57 16.6
9 1.96 9
O.2.3l 20.9
93 2.63 0
0.925.1
3 4
1.117.5
3 6
1.12.02 23.4
1 2.52 3
1.12.98 29.3
0 4.16 3
1.047.2
9 4
1.1
3
1.1
7
1.2
2
1.2
6
1.3
0
1.3
3
1.3
4
1.3
8
1.4
2
1.4
6
1.4
8
1.5
3
1.5
7
1.6
8
4.5 45 3456
2.659
3.486
5
4.292
5.076
5.17
6.65
8.04
9.33
8.20
10.56
12.74
14.76
5 50 3456
2.97l
5.
3.897
5
4.803

5.688
1.5
5
7.18
1.51.96
9.26
4 2.56
11.2l
1.53.13
13.0
3 3.68
5
1.5
2
10.1
9
13.1
8
16.0
2
23.6
3
19.0
3
23.1
7
27.1
2
34.4
6
41.0
9
26.3
9
32.2
1
37.7
7
1.7
5
1.72.48
3 3.24
1.73.97
2 6.03
1.6
8
1.9
6
1.9
4.13
4
5.08
1.9

3
7.75
1.9
9.39
0
1.8
8
2.1
5.14
8
6.32
2.1
7.48
6
8.59
2.1
9.68
5
11.37
14.70
17.79
20.68
5.6 56
3458

3.343
4.390
6
5.415
8.367
16.14
20.92
25.42
37.37
0.2
3.90
48
7
O.2
4.978 4.82
48
6.143 2
O.2
6.3 63 4568lO 7 7.288 5.72
47
9.515 1
O.2
11.657 7.46
47
9
O.2
15l
46
5.570
6.875
8 8.160
9.424
10.667
4.370.2
2 75
5.39O.2
7 75
6.40O.2
6 75
30.17
36.77
43.03
54.56
64.85
1.21.7
33.3
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1.21.7
3.29 41.7
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3.90 3
1.21.7
4.46 50.1
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1.21.8
6.36 67.1l
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84.3
1.21.9
1
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1.8
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1.9
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1.9
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7 70 45678
41.80
51.08
59.93
68.35
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2.78.44 lO.91.445.7
4.17
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4.95
2.72 13.31.357.2
5.67
3 12.14 9 1
6.34
2.7l 15.6l 1.368.7
6.98
l 13.817.88 3
7.39O.2
8 75
8.370.2
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6.90O.2
7.412
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(7.7.97O.2
75 567810 9 10.160
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14.126
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6.21O.3
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8 80 567810 10.86
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13.40.3
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12.20.3
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29.48
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3 7 5
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3.520.634.2
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2 2 93
4.165.3133.
8 1 40
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4 4 75
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4 3 80
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9 9 20
2.122.9444.
7 1 65
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5 5 60
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4 4 16
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2.430.6651.
8 2 93
2.435.0783.
6 3 42
2.439.1915.
5 3 61
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8 0 11
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5 5 .22
2.755.51470
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3.160.71639
8 4 .57
3.168.21914
6 4 .68
3.175.32190
4 1 .82
3.578.42332
8 1 .80
3.588.32723
8 8 .48
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5 3 .29
2.9
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9
4.4
7
4.5
5
4.8
9
4.9
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5.0
5
11
117810121
0 4
15.196
17.238
21.26l
25.200
29.056
280.94
316.49
384.39
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508.01
15.5O.4
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19.750 19.1O.4
12.12124.373 33 9l
8101214
5 5 4 28.912 22.60.4
33.367 96 91
26.1O.4
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21.40.5
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25.50.5
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29.4O.5
90 50
33.3O.5
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24.70.6
29 30
29.3O.6
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33.9O.6
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3.84.853.2123.
8 8 8 16
3.832.52 3470.89 54.864.9149.
5 9.97 73.89 5 3 46
3.841.17 671.44 4.875.9174.
3 54.16 763.73 2 6 88
3.84.786.4199.
0 8 1 57
4.3
4
4.350.58
1 59.80
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4.2
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4.9
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4.966.70
5 78.98
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2 102.63
4.8
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4
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6 6 04
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6 42 67
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7 36 76
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7 89 59
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8 40 60
27.373
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14
0 6 37.567
42.539
31.502
16lO1214137.44l
16
0 6 43.296

49.067


1
6
42.241
.896
18
0 8 55.467
61.955
1237.30
1455.68
1665.02
1865.57
2100.10
2407.42
2703.37
2988.24
48.60.718755.5
34 09 .12 0
42.80.7
94 88
48.60.7
80 88
54.4O.7
01 87
60.00.7
56 87
71.1O.7
68 85
2103
.55
2366
.15
2620
.64
2867
.30
3338
.25
6.2
0
6.1
144.70
8
163.65
6.1
182.22
5
200.42
6.1
236.17
2
6.0
7
6.9234.762.3.5105.35025.1
4 78 0l 1 14 .43 3
7.8236.863.
2 40 83
7.7265.971.
9 93 41
7.7294.1076
5 48 .74
7.7322.1180
2 06 .04
7.6374.1381
4 41 .53
3.9111.3734
8 82 .10
3.9123.4270
6 96 .39
3.9135.4808
4 52 .13
3.9146.5347
3 55 .51
3.9166.6457
0 55 .16
5.4
6
5.5
4
5.6
2
5.6
9
5.8
7
54.642
62.013
201416182
20 169.301
0 024
8 76.505
90.661
3343.26
3760.89
4164.54
4554.55
5294.97
注:截面图中的r1=13d及表中r
表2 热轧等边角钢的允许偏差和长度
角钢号数 边宽b/mm
2~5.6
6 .3~9

±O.8
士1.2
边厚d/角钢号
长度/m 边宽b/mm
mm

±0.4
士O.6
4~12
4~12
1.8
10~14
±
16~20 土2.5
边厚d/长度/
mm m
±0.7
士1.O
4~19
6~19

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