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1、
方形鋼管特性表GB 6728-2002
邊長/Amm
壁厚/t mm
理論重量 kg/m
截面面積 cm2
慣性矩 cm4
截面模數(shù) cm3
慣性半徑 cm
80*80
2.0
4.819
6.132
61.697
15.424
3.170
80*80
2.6
6.188
7.875
77.743
19.435
3.141
80*80
3.2
7.517
9.566
92.708
23.477
3.113
80*80
4.0
9.222
11.747
111.031
27.757
3.074
80*80
5.0
2、
11.269
14.356
131.414
32.853
3.025
80*80
6.0
13.227
16.832
149.121
37.280
3.976
90*90
2.0
5.450
6.936
88.857
19.746
3.579
90*90
2.6
7.005
8.915
112.373
24.971
3.550
90*90
3.2
8.523
10.846
134.501
29.889
3.321
90*90
4.0
10.478
13.347
161.907
35.979
3.482
90*90
3、
5.0
12.839
16.356
192.903
42.867
3.434
100*100
2.6
7.823
9.955
156.006
31.201
3.958
100*100
3.2
9.529
12.126
187.274
37.454
3.929
100*100
4.0
11.734
14.947
226.337
45.267
3.891
100*100
5.0
14.409
18.356
271.071
54.214
3.842
100*100
8.0
21.838
27.791
379.601
7
4、5.920
3.695
115*115
2.6
9.048
11.515
240.609
41.845
4.571
115*115
3.2
11.037
14.046
289.817
50.403
4.542
115*115
4.0
13.630
17.347
351.897
61.199
4.503
110*110
5.0
16.782
21.356
423.969
73.733
4.455
120*120
3.2
11.540
14.686
330.874
55.145
4.746
120*120
4.0
14.
5、246
18.147
402.260
67.043
4.708
120*120
5.0
17.549
22.356
485.441
80.906
4.659
130*130
4.0
16.146
20.547
581.681
86.175
5.320
方矩形鋼管特性表
邊長mm
壁厚 mm
理論重量 kg/m
截面面積 cm2
慣性矩
截面模數(shù)
慣性半徑
A
B
IX
IY
WX
WY
iX
iY
90
50
2.0
4.193
5.336
23.367
57.876
9.346
12.861
6、2.092
3.293
90
50
2.6
5.371
6.835
29.162
72.640
11.665
16.142
2.065
3.259
90
50
3.0
6.129
7.808
81.845
32.735
18.118
13.094
2.237
2.047
90
50
4.0
7.966
10.147
102.696
40.695
22.821
16.278
3.181
2.002
90
50
5.0
9.699
12.356
120.570
47.345
26.793
18.938
3.12
7、3
1.957
100
50
3.0
6.600
8.408
106.451
36.053
21.290
14.421
3.558
2.070
100
60
2.0
4.822
7.126
38.602
84.585
12.867
16.917
2.505
3.712
100
60
2.6
6.188
7.875
48.474
106.663
16.158
21.332
2.480
3.680
120
60
2.0
5.136
6.536
30.283
117.992
12.113
19.665
2.152
8、
4.248
120
60
2.0
5.450
6.936
45.333
131.918
15.111
21.986
2.556
4.360
120
60
3.2
8.523
10.846
67.940
199.876
22.646
33.312
2.502
4.292
120
60
4.0
10.478
13.347
240.724
81.235
40.120
27.078
4.246
2.466
120
60
5.0
12.839
16.356
286.941
95.968
47.823
31.989
9、4.188
2.422
120
80
2.6
7.823
9.955
108.906
202.757
27.226
33.792
3.307
4.512
120
80
3.2
9.529
12.126
130.478
243.542
32.619
40.590
3.280
4.481
120
80
4.0
11.734
14.947
294.569
157.281
49.094
39.320
4.439
3.243
120
80
5.0
14.409
18.356
353.108
187.747
58.851
10、
46.936
4.385
3.198
120
80
6.0
16.981
21.632
405.998
214.977
67.665
53.744
4.332
3.152
120
80
8.0
21.838
27.791
260.314
495.591
65.078
82.598
3.060
4.222
120
100
8.0
24.353
30.991
447.484
596.114
89.496
99.352
3.799
4.385
140
90
3.2
11.037
14.046
194.803
384
11、.007
43.289
54.858
3.724
5.228
140
90
4.0
13.631
17.347
235.920
466.585
52.426
66.655
3.687
5.186
140
90
5.0
16.782
21.356
283.320
562.606
62.960
80.372
3.642
5.132
150
100
5.2
12.043
15.326
262.263
488.184
52.452
65.091
4.136
5.64
建筑土木a
冷拔無縫方形鋼管的尺寸規(guī)格 (摘自GB
12、/T3094—1982)
(表一)
基本尺寸
截面面積
F/cm2
理論重量
G/kgm-1
慣性矩
JX＝JY/cm4
截面模數(shù)
WX＝WY/cm3
A/mm
S/mm
12
0.8
0.348
0.273
0.0739
0.123
1.0
0.423
0.332
0.0873
0.146
14
1.0
0.503
0.394
0.144
0.206
1.5
0.712
0.559
0.192
0.274
16
1.0
0.583
0.458
0.222
0.278
1.5
0.832
0.653
0
13、.300
0.374
18
1.0
0.663
0.521
0.324
0.360
1.5
0.952
0.747
0.442
0.491
2.0
1.21
0.952
0.535
0.595
20
1.0
0.743
0.583
0.453
0.453
1.5
1.07
0.841
0.624
0.624
2.0
1.37
1.08
0.763
0.763
2.5
1.64
1.29
0.874
0.874
22
1
0.823
0.646
0.612
0.556
1.5
1.19
0.936
0
14、.850
0.773
2
1.53
1.20
1.05
0.953
2.5
1.84
1.45
1.21
1.10
25
2.5
2.14
1.68
1.86
1.49
3
2.49
1.95
2.08
1.57
30
2.5
2.64
2.08
3.41
2.27
3
3.01
2.42
3.86
2.58
3.5
3.50
2.75
4.25
2.83
4
3.89
3.05
4.58
3.05
32
2.5
2.84
2.23
4.21
2.63
3
3.33
2.61
4.79
15、3.00
3.5
3.78
2.97
5.29
3.31
4
4.21
3.30
5.73
3.58
35
2.5
3.14
2.47
5.54
3.22
3
3.69
2.89
6.45
3.68
3.5
4.20
3.30
7.16
4.09
4
4.69
3.68
7.78
4.45
5
5.58
4.38
8.79
5.02
36
2.5
3.24
2.55
6.18
3.43
3
3.81
2.99
7.07
3.93
3.5
4.34
3.41
7.87
4.37
4
4.8
16、5
3.81
8.56
4.76
5
5.75
4.53
9.70
5.39
40
2.5
3.64
2.86
8.68
4.34
3
4.29
3.37
9.98
4.99
3.5
4.90
3.85
11.16
5.58
4
5.49
4.31
12.21
6.11
5
6.58
5.16
13.98
6.99
6
7.55
5.93
15.34
7.67
42
2.5
3.84
3.02
10.15
4.83
3
4.53
3.55
11.70
5.57
3.5
5.18
4.07
17、
13.10
6.24
4
5.81
4.56
14.37
6.84
5
6.98
5.48
16.56
7.87
6
8.03
6.30
18.22
8.58
45
3.5
5.60
4.40
16.43
7.30
4
6.23
4.94
18.07
8.03
5
7.58
5.95
20.90
9.29
6
8.75
6.87
23.19
10.31
7
9.81
7.80
24.97
11.10
8
10.8
8.44
26.30
11.59
(表二)
基本尺寸
截面面積
F/cm2
18、理論重量
G/kgm-1
慣性矩
JX＝JY/cm4
截面模數(shù)
WX＝WY/cm3
A/mm
S/mm
50
4
7.09
5.56
25.56
10.22
5
8.58
6.73
29.81
11.93
6
9.95
7.81
33.35
13.34
7
11.21
8.80
36.23
14.49
8
12.35
9.70
38.51
15.41
55
4
7.89
6.19
34.87
12.58
5
9.58
7.52
40.95
14.89
6
11.15
8.75
46.13
16.7
19、7
7
12.51
9.90
50.47
18.35
8
13.95
10.95
54.04
19.65
60
4
8.69
6.82
46.21
15.4
5
10.58
8.30
54.57
18.19
6
12.35
9.69
61.82
20.61
7
14.01
11.00
68.03
22.68
8
15.55
12.21
73.28
24.43
65
4
9.49
7.45
59.78
18.39
5
11.58
9.07
70.92
21.82
6
13.55
10.64
80
20、.72
24.84
7
15.41
12.10
89.27
27.46
8
17.15
13.47
96.64
29.74
70
4
10.29
8.08
75.78
21.65
5
12.58
9.87
90.26
25.79
6
14.7
11.58
103.1
29.47
7
16.81
13.19
114.5
32.72
8
18.75
14.72
124.5
35.57
75
4
11.09
8.70
94.4
25.17
5
13.58
10.66
112.8
30.08
6
15.
21、95
12.52
129.4
34.50
7
18.21
14.29
144.2
38.44
8
20.35
15.98
157.3
41.94
80
4
11.89
9.33
115.9
28.96
5
14.58
11.44
138.9
34.72
6
17.15
13.46
159.7
39.93
7
19.61
15.39
178.5
44.63
8
21.95
17.23
195.4
48.85
92
5
16.98
13.33
217.1
47.19
6
20.03
15.72
251
22、.1
54.59
7
22.97
18.03
282.3
61.38
8
25.79
20.25
310.9
67.58
100
5
18.58
14.58
282.8
56.57
6
21.95
17.23
328.2
65.54
7
25.21
19.79
370.2
74.04
8
28.35
22.26
408.9
81.78
110
7
28.01
21.99
503.4
91.54
8
31.55
24.77
557.9
101.4
9
34.98
27.46
608.4
110.60
方管鋼材規(guī)格及重量建筑土木
