2024年3月22日发(作者：牧翠丝)
热轧槽钢的尺寸规格表/重量表/尺寸允许偏差
热轧槽钢的尺寸规格
尺 寸／mm 参考数值
理论Y1-Y
截面X-X y-y
型质量 1
zo
面积
号
h b d t r r1
／(kg
／
ixiy
／em2
Wx/c1x/cWy/cIy／Iy／
／m)
cm
／／
m3 m4 m3 cm4 cm4
cm cm
31.91.11.3
5 50 4.5 7．O 7．O 3.5 6.928 5.438 10.4 26．O 3.55 8.3 20.9
7 4 0 5
42.41.11.3
6.3 63 4.8 7.5 7.5 3.8 8.451 6.634 16.1 50.8 4.50 11.9 28.4
0 5 9 6
41O．23.11.21.4
8 80 5.0 8.0 8．O 4．O 8.045 25.3 101 5.79 16.6 37.4
3 48 5 7 3
10412.7410．03.91.41.5
10 5.3 8.5 8.5 4.2 39.7 198 7.80 25.6 54.9
0 8 8 07 5 1 2
12.12515.6912.314.91.51.5
5.5 9．O 9．O 4.5 62.1 391 10.2 38．O 77.1
6 6 3 2 8 5 7 9
14518.5114.535.51.71.7
14a 6.0 9.5 9.5 4.8 80.5 564 13．O 53.2 107
0 8 6 5 2 0 1
14621.3116.735.31.61.6
14b 8.0 9.5 9.5 4.8 87.1 609 14.1 61.1 121
0 0 6 3 5 9 7
16621.9617.246.21.81_8
16a 6.5 10．O 10．O 5.0 108 866 16.3 73.3 144
0 3 2 0 8 3 0
16625.1619.756.11.81.7
16 8.5 10.0 10.0 5.0 117 935 17.6 83.4 161
0 5 2 2 0 2 5
18625.6920.177.01.91.8
18a 7．O 1O．5 10.5 5.2 141 1270 20．O 98.6 190
0 8 9 4 4 6 8
18729.2923.006.81.91.8
18 9．O 1O．5 10.5 5.2 152 1370 21.5 11 210
0 0 9 0 4 5 4
20728.8322.637.82.12.0
20a 7.0 11.0 11．O 5.5 178 1780 24.2 128 244
0 3 7 7 6 1 1
20732.8325.777.62.01.9
20 9．O 11．O 11．O 5.5 191 1910 25.9 144 268
0 5 7 7 4 9 5
22731.8424.998.62.22.1
22a 7．O 11.5 11.5 5.8 218 2390 28.2 158 298
0 7 6 9 7 3 0
尺 寸／mm
型
号
h b d t
参考数值
理论
截面质量 Y1-
X-X y-y
zo
面积 ／Y1
r r1 ／
／em2 (kg
Wx/c1x/cixWy/cIyiyIy
cm
／m)
m3 m4 ／m3 ／／／
cm cm4 cm cm4
5.431.91.120.1.3
5 50 37 4.5 7．O 7．O 3.5 6.928 10.4 26．O 3.55 8.3
8 4 0 9 5
11.11.36.2428.48.42.22.0
22 220 79 9.0 5.8 234 2570 30.1 176 326
5 5 6 53 2 1 3
12.1234.9127.49.82.22.0
25a 250 78 7．O 6．O 270 3370 30.6 176 322
0 ．O 7 10 2 4 7
1212.39.9131.39.42.21.9
25b 250 80 9.0 6．O 282 3530 32.7 196 353
．O 0 7 35 1 2 8
11121244.9135.29.02.21.9
25c 250 82 6.0 295 3690 35.9 218 384
．O ．O ．O 7 60 7 1 2
12.i2.40.0331.41O2.32．
28a 280 82 7.5 6.2 340 4760 35.7 218 388
5 5 4 27 ．9 3 1O
12.12.45.6335.81O2.32.0
28b 280 84 9.5 6.2 366 5130 37.9 242 428
5 5 4 23 ．6 0 2
11.12.12.51.2340.210.2.21.9
28c 280 86 6.2 393 5500 40.3 268 463
5 5 5 4 19 4 9 5
1414.48.5138.012.2.52.2
32a 320 88 8.0 7.0 475 7600 46.5 305 552
．O 0 3 83 5 0 4
1O141454.9143.112.2.42.1
32b 320 90 7.0 509 8140 49.2 336 593
．0 ．O ．O 3 07 2 7 6
121414.61.3148.111.2.42.0
32e 320 92 7．O 543 8690 52.6 374 643
．O ．O 0 3 31 9 7 9
16.1660.9147.8119014.2.72.4
36a 360 96 9．O 8.0 660 63.5 455 818
0 ．O 6 14 0 0 3 4
1116.1668.1153.4127013.2.72.3
36b 360 98 8.0 703 66.9 497 880
．O 0 ．O 0 66 0 6 0 7
36.3159.1134013.2.62.3
36c 8．O 746 70.0 536 948
1 0 ．O ．O ．O O 18 0 4 7 4
1010.181875.0658.9176015.2.81072.4
40a 400 9.0 879 78.8 592
0 5 ．O ．O 8 28 0 3 1 0 9
1012.18.18.83.0665.21860152.71142.4
40b 400 9．O 932 82.5 640
2 5 0 0 8 08 0 ．O 8 0 4
1014.18.1891.0671.4197014.2.71222.4
40c 400 9．O 986 86.2 688
4 5 0 ．O 8 88 0 7 5 0 2
6.56.702.5121.128.1.3
65 40 4.8 7.5 7.5 3.8 8.547 17．O 55.2 4.59
①
9 4 ．O 9 3 8
15.3612.04.737.1.577.1.6
12
①
120 53 5.5 9．O 9.0 4.5 57.7 346 10.2
2 59 5 4 6 7 2
24a12.1234.2126.89.42.22.1
240 78 7．O 6.0 254 3050 30.5 174 325
①
0 ．O 7 60 5 5 0
24b240 80 9．O 12126.0 39.0130.6274 3280 9.132.5 194 2.2355 2.0
．O ．O 7
24c11.12.1243.81
240 82 6.0
①
0 0 ．O 7
27a12.12.39.28
270 82 7.5 6.2
①
5 5 4
27b12.12.4.4.6
84 9.5 6.2
①
270
5 5 84
27c11.12.12.50.08
86 6.2
①
270
5 5 5 4
30a13.13.43.90
300 85 7.5 6.8
①
5 5 2
30h13.13.49.90
300 87 9.5 6.8
①
5 5 2
30c11.13.13.55.90
89 6.8
①
300
5 5 5 2
① 经供需双方协议可以供应的型号。
(2)允许偏差
①
28
34.3
96
30.8
38
35.0
77
39.3
16
34.4
63
39.1
73
43.8
83
7
8.9
293 3510
6
10.
323 4360
5
10.
347 4690
3
10.
372 5020
1
11.
403 6050
7
11.
433 6500
4
11.
463 6950
2
3
2.2
34.4 213
1
2.3
35.5 216
4
2.3
37.7 239
1
2.2
39.8 261
8
2.4
41.1 260
3
2.4
44．O 289
1
2.3
46.4 316
8
3
2.0
388
0
2.1
393
3
2.0
428
6
2.0
467
3
2.1
467
7
2.1
515
3
2.0
560
9
热轧槽钢的尺寸允许偏差 (mm)
型
5 6.3 6.5 8 10 12 12.6 14 16 18 20 22 24 25 27 28 30 32 36 40
号
高
度±1.5 ±2．O ±2．O ±3.0 ±3.0
h
腿
宽±1.5 士2．O ±2.5 ±3.0 土3.5
b
腰
厚±0.4 ±0.5 土O．6 ±O．7 土O．8
d
弯腰挠度 不应超过O．15d
通常长度 5～12m 5～19m 6～19m
2024年3月22日发(作者：牧翠丝)
热轧槽钢的尺寸规格表/重量表/尺寸允许偏差
热轧槽钢的尺寸规格
尺 寸／mm 参考数值
理论Y1-Y
截面X-X y-y
型质量 1
zo
面积
号
h b d t r r1
／(kg
／
ixiy
／em2
Wx/c1x/cWy/cIy／Iy／
／m)
cm
／／
m3 m4 m3 cm4 cm4
cm cm
31.91.11.3
5 50 4.5 7．O 7．O 3.5 6.928 5.438 10.4 26．O 3.55 8.3 20.9
7 4 0 5
42.41.11.3
6.3 63 4.8 7.5 7.5 3.8 8.451 6.634 16.1 50.8 4.50 11.9 28.4
0 5 9 6
41O．23.11.21.4
8 80 5.0 8.0 8．O 4．O 8.045 25.3 101 5.79 16.6 37.4
3 48 5 7 3
10412.7410．03.91.41.5
10 5.3 8.5 8.5 4.2 39.7 198 7.80 25.6 54.9
0 8 8 07 5 1 2
12.12515.6912.314.91.51.5
5.5 9．O 9．O 4.5 62.1 391 10.2 38．O 77.1
6 6 3 2 8 5 7 9
14518.5114.535.51.71.7
14a 6.0 9.5 9.5 4.8 80.5 564 13．O 53.2 107
0 8 6 5 2 0 1
14621.3116.735.31.61.6
14b 8.0 9.5 9.5 4.8 87.1 609 14.1 61.1 121
0 0 6 3 5 9 7
16621.9617.246.21.81_8
16a 6.5 10．O 10．O 5.0 108 866 16.3 73.3 144
0 3 2 0 8 3 0
16625.1619.756.11.81.7
16 8.5 10.0 10.0 5.0 117 935 17.6 83.4 161
0 5 2 2 0 2 5
18625.6920.177.01.91.8
18a 7．O 1O．5 10.5 5.2 141 1270 20．O 98.6 190
0 8 9 4 4 6 8
18729.2923.006.81.91.8
18 9．O 1O．5 10.5 5.2 152 1370 21.5 11 210
0 0 9 0 4 5 4
20728.8322.637.82.12.0
20a 7.0 11.0 11．O 5.5 178 1780 24.2 128 244
0 3 7 7 6 1 1
20732.8325.777.62.01.9
20 9．O 11．O 11．O 5.5 191 1910 25.9 144 268
0 5 7 7 4 9 5
22731.8424.998.62.22.1
22a 7．O 11.5 11.5 5.8 218 2390 28.2 158 298
0 7 6 9 7 3 0
尺 寸／mm
型
号
h b d t
参考数值
理论
截面质量 Y1-
X-X y-y
zo
面积 ／Y1
r r1 ／
／em2 (kg
Wx/c1x/cixWy/cIyiyIy
cm
／m)
m3 m4 ／m3 ／／／
cm cm4 cm cm4
5.431.91.120.1.3
5 50 37 4.5 7．O 7．O 3.5 6.928 10.4 26．O 3.55 8.3
8 4 0 9 5
11.11.36.2428.48.42.22.0
22 220 79 9.0 5.8 234 2570 30.1 176 326
5 5 6 53 2 1 3
12.1234.9127.49.82.22.0
25a 250 78 7．O 6．O 270 3370 30.6 176 322
0 ．O 7 10 2 4 7
1212.39.9131.39.42.21.9
25b 250 80 9.0 6．O 282 3530 32.7 196 353
．O 0 7 35 1 2 8
11121244.9135.29.02.21.9
25c 250 82 6.0 295 3690 35.9 218 384
．O ．O ．O 7 60 7 1 2
12.i2.40.0331.41O2.32．
28a 280 82 7.5 6.2 340 4760 35.7 218 388
5 5 4 27 ．9 3 1O
12.12.45.6335.81O2.32.0
28b 280 84 9.5 6.2 366 5130 37.9 242 428
5 5 4 23 ．6 0 2
11.12.12.51.2340.210.2.21.9
28c 280 86 6.2 393 5500 40.3 268 463
5 5 5 4 19 4 9 5
1414.48.5138.012.2.52.2
32a 320 88 8.0 7.0 475 7600 46.5 305 552
．O 0 3 83 5 0 4
1O141454.9143.112.2.42.1
32b 320 90 7.0 509 8140 49.2 336 593
．0 ．O ．O 3 07 2 7 6
121414.61.3148.111.2.42.0
32e 320 92 7．O 543 8690 52.6 374 643
．O ．O 0 3 31 9 7 9
16.1660.9147.8119014.2.72.4
36a 360 96 9．O 8.0 660 63.5 455 818
0 ．O 6 14 0 0 3 4
1116.1668.1153.4127013.2.72.3
36b 360 98 8.0 703 66.9 497 880
．O 0 ．O 0 66 0 6 0 7
36.3159.1134013.2.62.3
36c 8．O 746 70.0 536 948
1 0 ．O ．O ．O O 18 0 4 7 4
1010.181875.0658.9176015.2.81072.4
40a 400 9.0 879 78.8 592
0 5 ．O ．O 8 28 0 3 1 0 9
1012.18.18.83.0665.21860152.71142.4
40b 400 9．O 932 82.5 640
2 5 0 0 8 08 0 ．O 8 0 4
1014.18.1891.0671.4197014.2.71222.4
40c 400 9．O 986 86.2 688
4 5 0 ．O 8 88 0 7 5 0 2
6.56.702.5121.128.1.3
65 40 4.8 7.5 7.5 3.8 8.547 17．O 55.2 4.59
①
9 4 ．O 9 3 8
15.3612.04.737.1.577.1.6
12
①
120 53 5.5 9．O 9.0 4.5 57.7 346 10.2
2 59 5 4 6 7 2
24a12.1234.2126.89.42.22.1
240 78 7．O 6.0 254 3050 30.5 174 325
①
0 ．O 7 60 5 5 0
24b240 80 9．O 12126.0 39.0130.6274 3280 9.132.5 194 2.2355 2.0
．O ．O 7
24c11.12.1243.81
240 82 6.0
①
0 0 ．O 7
27a12.12.39.28
270 82 7.5 6.2
①
5 5 4
27b12.12.4.4.6
84 9.5 6.2
①
270
5 5 84
27c11.12.12.50.08
86 6.2
①
270
5 5 5 4
30a13.13.43.90
300 85 7.5 6.8
①
5 5 2
30h13.13.49.90
300 87 9.5 6.8
①
5 5 2
30c11.13.13.55.90
89 6.8
①
300
5 5 5 2
① 经供需双方协议可以供应的型号。
(2)允许偏差
①
28
34.3
96
30.8
38
35.0
77
39.3
16
34.4
63
39.1
73
43.8
83
7
8.9
293 3510
6
10.
323 4360
5
10.
347 4690
3
10.
372 5020
1
11.
403 6050
7
11.
433 6500
4
11.
463 6950
2
3
2.2
34.4 213
1
2.3
35.5 216
4
2.3
37.7 239
1
2.2
39.8 261
8
2.4
41.1 260
3
2.4
44．O 289
1
2.3
46.4 316
8
3
2.0
388
0
2.1
393
3
2.0
428
6
2.0
467
3
2.1
467
7
2.1
515
3
2.0
560
9
热轧槽钢的尺寸允许偏差 (mm)
型
5 6.3 6.5 8 10 12 12.6 14 16 18 20 22 24 25 27 28 30 32 36 40
号
高
度±1.5 ±2．O ±2．O ±3.0 ±3.0
h
腿
宽±1.5 士2．O ±2.5 ±3.0 土3.5
b
腰
厚±0.4 ±0.5 土O．6 ±O．7 土O．8
d
弯腰挠度 不应超过O．15d
通常长度 5～12m 5～19m 6～19m