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H-Beams

Rolled steel with an H-shaped cross-section. Equal thickness in the two parallel flanges with no taper on the inside surface. Classified into narrow, medium, and wide, based on the height and flange width.

Shape/Dimensions

Wide Flange Series

Classification
(Height × Flange width)		 Standard cross-section
dimensions (mm)		 Cross-sectional
area(cm3）		 Unit mass
(kg/m)
H×B t1 t2 r
100×100 *100×100

6

8

8

 21.59 16.9
125×125 125×125

6.5

9

8

 30.00 23.6
150×150 150×150

7

10

8

 39.65 31.1
175×175 175×175

7.5

11

13

 51.43 40.4
200×200 200×200
*200×204

8
12

12
12

13
13

 63.53
71.53		 49.9
56.2
250×250 *244×252
250×250
*250×255

11
9
14

11
14
14

13
13
13

 81.31
91.43
103.9		 63.8
71.8
81.6
300×300 *294×302
300×300
*300×305

12
10
15

12
15
15

13
13
13

 106.3
118.5
133.4		 83.4
93.0
105.0
350×350 *344×348
*344×354
350×350

10
16
12

16
16
19

13
13
13

 144.0
164.6
171.9		 113.0
129.0
135.0
400×400 400×400

13

21

22

 218.7 172.0
Classification
(Height × Flange width)		 Reference
Second moment
of area(cm4)		 Radius of gyration
of area(cm)		 Section
modulus(cm3)
lx ly ix iy zx zy
100×100 378 134 4.18 2.49 75.6 26.7
125×125 839 293 5.29 3.13 134.0 46.9
150×150 1,620 563 6.40 3.77 216.0 75.1
175×175 2,900 984 7.50 4.37 331.0 112.0
200×200 4,720
4,980		 1,600
1,700		 8.62
8.35		 5.02
4.88		 472.0
498.0		 160.0
167.0
250×250 8,700
10,700
11,400		 2,940
3,650
3,880		 10.30
10.80
10.50		 6.01
6.32
6.11		 713.0
860.0
912.0		 233.0
292.0
304.0
300×300 16,600
20,200
21,300		 5,510
6,750
7,100		 12.50
13.10
12.60		 7.20
7.55
7.30		 1,130.0
1,350.0
1,420.0		 365.0
450.0
466.0
350×350 32,800
34,900
39,800		 11,200
11,800
13,600		 15.10
14.60
15.20		 8.84
8.48
8.89		 1,910.0
2,030.0
2,280.0		 646.0
669.0
776.0
400×400 66,600 22,400 17.50 10.10 3,330.0 1,120.0

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Medium Flange Series

Classification
(Height × Flange width)		 Standard cross-section
dimensions（mm）		 Cross-sectional
area(cm3）		 Unit mass
(kg/m)
H×B t1 t2 r
200×150 194×150

6

9

8

 38.11 29.9
250×175 244×175

7

11

13

 55.49 43.6
300×200 294×200

8

12

13

 71.05 55.8
350×250 340×250

9

14

13

 99.53 78.1
400×300 390×300

10

16

13

 133.30 105
450×300 440×300

11

18

13

 153.90 121
500×300 482×300
488×300

11
11

15
18

13
13

 141.2
159.2		 111
125
600×300 582×300
588×300
594×302

12
12
14

17
20
23

13
13
13

 169.20
187.20
217.10		 133
147
170
700×300 692×300
700×300

13
13

20
24

18
18

 207.50
231.50		 163
182
800×300 792×300
800×300

14
14

22
26

18
18

 239.50
263.50		 188
207
900×300 *890×299
900×300
*912×302

15
16
18

23
28
34

18
18
18

 266.90
305.80
360.10		 210
240
283
Classification
(Height × Flange width)		 Reference
Second moment
of area(cm4)		 Radius of gyration
of area(cm)		 Section
modulus(cm3)
lx ly ix iy zx zy
200×150 2,630 507 8.30 3.65 271 67.6
250×175 6,040 984 10.40 4.21 495 112
300×200 11,100 1,600 12.50 4.75 756 160
350×250 21,200 3,650 14.60 6.05 1,250 292
400×300 37,900 7,200 16.90 7.35 1,940 480
450×300 54,700 8,110 18.90 7.26 2,490 540
500×300 58,300
68,900		 6,760
8,110		 20.30
20.80		 6.92
7.14		 2,420
2,820		 450
540
600×300 98,900
114,000
134,000		 7,660
9,010
10,600		 24.20
24.70
24.80		 6.73
6.94
6.98		 3,400
3,890
4,500		 511
601
700
700×300 168,000
197,000		 9,020
10,800		 28.50
29.20		 6.59
6.83		 4,870
5,640		 601
721
800×300 248,000
286,000		 9,920
11,700		 32.20
33.00		 6.44
6.67		 6,270
7,160		 661
781
900×300 339,000
404,000
491,000		 10,300
12,600
15,700		 35.60
36.40
36.90		 6.20
6.43
6.59		 7,610
8,990
10,800		 687
842
1.040

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Narrow Flange Series

Classification
(Height × Flange width)		 Standard cross-section
dimensions（mm）		 Cross-sectional
area(cm3）		 Unit mass
(kg/m)
H×B t1 t2 r
200×100 *198×99
200×100

4.5
5.5

7
8

8
8

 22.69
26.67		 17.8
20.9
250×125 248×124
250×125

5
6

8
9

8
8

 31.99
36.97		 25.1
29.0
300×150 298×149
300×150

5.5
6.5

8
9

13
13

 40.80
46.78		 32.0
36.7
350×175 346×174
350×175

6
7

9
11

13
13

 52.45
62.91		 41.2
49.4
400×200 396×199
400×200

7
8

11
13

13
13

 71.41
83.37		 56.1
65.4
450×200 446×199
450×200

8
9

12
14

13
13

 82.97
95.43		 65.1
74.9
500×200 496×199
500×200
*506×201

9
10
11

14
16
19

13
13
13

 99.29
112.30
129.30		 77.9
88.2
102.0
600×200 596×199
600×200
*606×201

10
11
12

15
17
20

13
13
13

 117.80
131.70
149.80		 92.5
103.0
118.0
Classification
(Height × Flange width)		 Reference
Second moment
of area(cm4)		 Radius of gyration
of area(cm)		 Section
modulus(cm3)
lx ly ix iy zx zy
200×100 1,540
1,810		 113
134		 8.25
8.23		 2.24
2.24		 156
181		 22.9
26.7
250×125 3,450
3,960		 255
294		 10.40
10.40		 2.82
2.82		 278
317		 41.1
47.0
300×150 6,320
7,210		 442
508		 12.40
12.40		 3.29
3.29		 424
481		 59.3
67.7
350×175 11,000
13,500		 791
984		 14.50
14.60		 3.88
3.96		 638
771		 91.0
112.0
400×200 19,800
23,500		 1,450
1,740		 16.60
16.80		 4.50
4.56		 999
1.170		 145.0
174.0
450×200 28,100
32,900		 1,580
1,870		 18.40
18.60		 4.36
4.43		 1,260
1,460		 159.0
187.0
500×200 40,800
46,800
55,500		 1,840
2,140
2,580		 20.30
20.40
20.70		 4.31
4.36
4.46		 1,650
1,870
2,190		 185.0
214.0
256.0
600×200 66,600
75,600
88,300		 1,980
2,270
2,720		 23.80
24.00
24.30		 4.10
4.16
4.26		 2,240
2,520
2,910		 199.0
227.0
270.0

1. When ordering, please specify actual dimensions(H×B×t1/t2×length).
2. The sizes marked * are not constantly being rolled, so please inquire when ordering.
3. Please talk to us in advance about turnaround times and specifications (bending, shot blasting, etc.).
4. Standard length is 6 m or more with 500 mm pitch up to 24 m, but for orders over 15 m,
　 please talk to us before ordering.

For inquiries on sales of our Steel Products, call or email:

Head Office: Iron & Steel Sales Section, Sales Division

Contact Information

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