2024年3月20日发(作者：弭芮)
工字钢的型号、截面尺寸、重量、截面惯性矩、截面抵抗矩等各
项力学参数统计表
尺 寸/mm
型号
h
10
b d t r r1
/em2
14.345
18.118
21.516
26.131
30.756
35.578
39.578
42.128
46.528
48.541
53.541
55.404
61.004
67.156
73.556
79.956
76.480
83.680
90.880
86.112
94.112
参考数值
截面面积
理论质
量
/(kg/m)
11.261
14.223
16.890
X-X Y-Y
1x/cm4 Wx/cm3 ix/cm Ix:Sx Iy/cm4 Wy/cm3 iy/cm
245
488
712
49
77.5
102
141
185
237
250
309
325
402
423
508
534
692
726
760
875
919
962
4.14 8.59 33.0
5.20 10.8 46.9
5.76 12.0 64.4
6.58 13.8 93.1
7.36 15.4 122
8.15 17.2 158
7.96 16.9 169
8.99 18.9 225
8.78 18.7 239
10.2 21.6 280
9.94 21.3 309
11.3 24.6 345
11.1 24.2 379
12.8 27.5 460
12.6 27.1 502
12.3 26.8 544
14.4 30.7 552
14.1 30.3 582
13.8 29.9 612
15.9 34.1 660
15.6 33.6 692
15.2 33.2 727
17.7 38.6 855
17.4 38.0 894
17.1 37.6 938
19.7 42.8 1120
19.4 42.4 1170
19.0 41.8 1220
22.0 47.7 1370
21.6 47.2 1490
21.3 46.7 1560
24.5 54.2 1700
9.72
12.7
16.1
21.2
26.0
31.5
33.1
40.9
42.7
48.3
52.4
56.6
61.2
70.8
76.0
81.2
81.2
84.3
87.4
93.2
96.2
99.6
114
118
122
142
146
151
165
174
183
193
1.52
1.61
1.73
1.89
2.00
2.12
2.06
2.31
2.27
2.40
2.40
2.50
2.49
2.62
2.61
2.61
2.69
2.64
2.60
2.77
2.71
2.65
2.89
2.84
2.79
3.07
3.01
2.96
3.18
3.16
3.16
3.31
100 68 4.5 7.6 6.5 3.4
5.0 8.4 7.0 3.5
5.5 9.1 7.5 3.8
6.0 9.9 8.0 4.0
6.5 10.7 8.5 4.3
12.6 126 74
14
16
18
140 80
160 88
180 94
20.513 1130
24.143 1660
27.929 2370
31.069 2500
33.070 3400
36.524 3570
38.105 5020
42.030 5280
43.492 7110
47.888 7480
52.717 11100
57.741 11600
62.765 12200
60.037 15800
65.689 16500
71.341 17300
20a 200 100 7.0 11.4 9.0 4.5
20b 200 102 9.0 11.4 9.0 4.5
22a 220 110 7.5 12.3 9.5 4.8
22b 220 112 9.5 12.3 9.5 4.8
25a 250 116 8.0 13.0 10.0 5.0
25b 250 118 10.0 13.0 10.0 5.0
28a 280 122 8.5 13.7 10.5 5.3
28b 280 124 10.5 13.7 10.5 5.3
32a 320 130 9.5 15.0 11.5 5.8
32b 320 132 11.5 15.0 11.5 5.8
32c 320 134 13.5 15.0 11.5 5.8
36a 360 136 10.0 15.8 12.0 6.0
36b 360 138 12.0 15.8 12.0 6.0
36c 360 140 14.0 15.8 12.0 6.0
40a 400 142 10.5 16.5 12.5 6.3
40b 400 144 12.5 16.5 12.5 6.3
67.598 21700 1090
73.878 22800 1140
40c 400 146 14.5 16.5 12.5 6.3 102.112 80.158 23900 1190
45a 450 150 11.5 18.0 13.5 6.8 102.446 80.420 32200 1430
45b 450 152 13.5 18.0 13.5 6_8 111.446 87.485 33800 1500
45c 450 154 15.5 18.0 13.5 6.8 120.446 94.550 35300 1570
50a 500 158 12.0 20.0 14.0 7.0 119,304 93.654 46500 1860
50b 500 160 14.0 20.0 14.0 7.0 129.304 101.504 48600 1940
50c 500 162 16.0 20.0 14.0 7.0 139.304 109.354 50600 2080
56a 560 166 12.5 21.0 14.5 7.3 135.435 106.316 65600 2340
56b 560 168 14.5 21.0 14.5 7.3 146.635 115.108 68500 2450
56c 560 170 16.5 21.0 14.5 7.3 157.835 123.900 71400 2550
63a 630 176 13.0 22.0 15.0 7.5 154.658 121.407 93900 2980
63b 630 178 15.0 22.0 15.0 7.5 167.258 131.298 98100 3160
63c 630 180 17.0 22.0 15.0 7.5 179.858 141.189 102000 3300
12
120 74
①
①
24.2 53.5 1810
23.8 52.9 1920
4.95 10.3 46.9
9.77 20.7 280
9.57 20.4 297
10.9 23.8 345
10.7 22.9 366
12.1 25.7 400
11.8 25.4 422
11.6 25.0 445
21.6 46.9 1370
21.2 46.4 1420
20.9 45.8 1480
204
214
12.7
48.4
50.4
56.6
58.9
63.5
65.9
68.5
164
170
175
3.29
3.27
1.62
2.42
2.38
2.51
2.47
2.55
2.50
2.46
3.19
3.14
3.08
5.0 8.4 7.0 3.5 17.818
47.741
52.541
54.554
59.954
61.254
67.254
73.254
13.987 436 72.7
381
400
485
509
597
627
657
24a
240 116 8.0 13.0 10.0 5.0
24b①
240 118 10.0 13.0 10.0 5.0
27a①
270 122 8.5 13.7 10.5 5.3
27b①
270 124 10.5 13.7 10.5 5.3
30a①
300 126 9.0 14.4 11.0 5.5
30b①
300 128 11.0 14.4 11.0 5.5
30c①
300 130 13.0 14.4 11.0 5.5
37.477 4570
41.245 4800
42.825 6550
47.064 6870
48.084 8950
52.794 9400
57.504 9850
55a①
550 168 12.5 21.0 14.5 7.3 134.185 105.335 62900 2290
55b①
550 168 14.5 21.0 14.5 7.3 145.185 113.970 65600 2390
55c①
550 170 16.5 21.0 14.5 7.3 156.185 122.605 68400 2490
以上各项参数为本人工作过程中收录，以供参考。
2024年3月20日发(作者：弭芮)
工字钢的型号、截面尺寸、重量、截面惯性矩、截面抵抗矩等各
项力学参数统计表
尺 寸/mm
型号
h
10
b d t r r1
/em2
14.345
18.118
21.516
26.131
30.756
35.578
39.578
42.128
46.528
48.541
53.541
55.404
61.004
67.156
73.556
79.956
76.480
83.680
90.880
86.112
94.112
参考数值
截面面积
理论质
量
/(kg/m)
11.261
14.223
16.890
X-X Y-Y
1x/cm4 Wx/cm3 ix/cm Ix:Sx Iy/cm4 Wy/cm3 iy/cm
245
488
712
49
77.5
102
141
185
237
250
309
325
402
423
508
534
692
726
760
875
919
962
4.14 8.59 33.0
5.20 10.8 46.9
5.76 12.0 64.4
6.58 13.8 93.1
7.36 15.4 122
8.15 17.2 158
7.96 16.9 169
8.99 18.9 225
8.78 18.7 239
10.2 21.6 280
9.94 21.3 309
11.3 24.6 345
11.1 24.2 379
12.8 27.5 460
12.6 27.1 502
12.3 26.8 544
14.4 30.7 552
14.1 30.3 582
13.8 29.9 612
15.9 34.1 660
15.6 33.6 692
15.2 33.2 727
17.7 38.6 855
17.4 38.0 894
17.1 37.6 938
19.7 42.8 1120
19.4 42.4 1170
19.0 41.8 1220
22.0 47.7 1370
21.6 47.2 1490
21.3 46.7 1560
24.5 54.2 1700
9.72
12.7
16.1
21.2
26.0
31.5
33.1
40.9
42.7
48.3
52.4
56.6
61.2
70.8
76.0
81.2
81.2
84.3
87.4
93.2
96.2
99.6
114
118
122
142
146
151
165
174
183
193
1.52
1.61
1.73
1.89
2.00
2.12
2.06
2.31
2.27
2.40
2.40
2.50
2.49
2.62
2.61
2.61
2.69
2.64
2.60
2.77
2.71
2.65
2.89
2.84
2.79
3.07
3.01
2.96
3.18
3.16
3.16
3.31
100 68 4.5 7.6 6.5 3.4
5.0 8.4 7.0 3.5
5.5 9.1 7.5 3.8
6.0 9.9 8.0 4.0
6.5 10.7 8.5 4.3
12.6 126 74
14
16
18
140 80
160 88
180 94
20.513 1130
24.143 1660
27.929 2370
31.069 2500
33.070 3400
36.524 3570
38.105 5020
42.030 5280
43.492 7110
47.888 7480
52.717 11100
57.741 11600
62.765 12200
60.037 15800
65.689 16500
71.341 17300
20a 200 100 7.0 11.4 9.0 4.5
20b 200 102 9.0 11.4 9.0 4.5
22a 220 110 7.5 12.3 9.5 4.8
22b 220 112 9.5 12.3 9.5 4.8
25a 250 116 8.0 13.0 10.0 5.0
25b 250 118 10.0 13.0 10.0 5.0
28a 280 122 8.5 13.7 10.5 5.3
28b 280 124 10.5 13.7 10.5 5.3
32a 320 130 9.5 15.0 11.5 5.8
32b 320 132 11.5 15.0 11.5 5.8
32c 320 134 13.5 15.0 11.5 5.8
36a 360 136 10.0 15.8 12.0 6.0
36b 360 138 12.0 15.8 12.0 6.0
36c 360 140 14.0 15.8 12.0 6.0
40a 400 142 10.5 16.5 12.5 6.3
40b 400 144 12.5 16.5 12.5 6.3
67.598 21700 1090
73.878 22800 1140
40c 400 146 14.5 16.5 12.5 6.3 102.112 80.158 23900 1190
45a 450 150 11.5 18.0 13.5 6.8 102.446 80.420 32200 1430
45b 450 152 13.5 18.0 13.5 6_8 111.446 87.485 33800 1500
45c 450 154 15.5 18.0 13.5 6.8 120.446 94.550 35300 1570
50a 500 158 12.0 20.0 14.0 7.0 119,304 93.654 46500 1860
50b 500 160 14.0 20.0 14.0 7.0 129.304 101.504 48600 1940
50c 500 162 16.0 20.0 14.0 7.0 139.304 109.354 50600 2080
56a 560 166 12.5 21.0 14.5 7.3 135.435 106.316 65600 2340
56b 560 168 14.5 21.0 14.5 7.3 146.635 115.108 68500 2450
56c 560 170 16.5 21.0 14.5 7.3 157.835 123.900 71400 2550
63a 630 176 13.0 22.0 15.0 7.5 154.658 121.407 93900 2980
63b 630 178 15.0 22.0 15.0 7.5 167.258 131.298 98100 3160
63c 630 180 17.0 22.0 15.0 7.5 179.858 141.189 102000 3300
12
120 74
①
①
24.2 53.5 1810
23.8 52.9 1920
4.95 10.3 46.9
9.77 20.7 280
9.57 20.4 297
10.9 23.8 345
10.7 22.9 366
12.1 25.7 400
11.8 25.4 422
11.6 25.0 445
21.6 46.9 1370
21.2 46.4 1420
20.9 45.8 1480
204
214
12.7
48.4
50.4
56.6
58.9
63.5
65.9
68.5
164
170
175
3.29
3.27
1.62
2.42
2.38
2.51
2.47
2.55
2.50
2.46
3.19
3.14
3.08
5.0 8.4 7.0 3.5 17.818
47.741
52.541
54.554
59.954
61.254
67.254
73.254
13.987 436 72.7
381
400
485
509
597
627
657
24a
240 116 8.0 13.0 10.0 5.0
24b①
240 118 10.0 13.0 10.0 5.0
27a①
270 122 8.5 13.7 10.5 5.3
27b①
270 124 10.5 13.7 10.5 5.3
30a①
300 126 9.0 14.4 11.0 5.5
30b①
300 128 11.0 14.4 11.0 5.5
30c①
300 130 13.0 14.4 11.0 5.5
37.477 4570
41.245 4800
42.825 6550
47.064 6870
48.084 8950
52.794 9400
57.504 9850
55a①
550 168 12.5 21.0 14.5 7.3 134.185 105.335 62900 2290
55b①
550 168 14.5 21.0 14.5 7.3 145.185 113.970 65600 2390
55c①
550 170 16.5 21.0 14.5 7.3 156.185 122.605 68400 2490
以上各项参数为本人工作过程中收录，以供参考。