I-Beams
Steel with I-shaped cross-section
Shape/Dimensions
| Standard cross-section dimensions（mm） |
Cross-sectional area(cm3） |
Unit mass (kg/m) |
||||
|---|---|---|---|---|---|---|
| H×B | t1 | t2 | r1 | r2 | ||
| 150×125 180×100 200×100 200×150 |
8.5 6.0 7.0 9.0 |
14.0 10.0 10.0 16.0 |
13.0 10.0 10.0 15.0 |
6.5 5.0 5.0 7.5 |
46.15 30.06 33.06 64.16 |
36.2 23.6 26.0 50.4 |
| 250×125 250×125 |
7.5 10.0 |
12.5 19.0 |
12.0 21.0 |
6.0 10.5 |
48.79 70.73 |
38.3 55.5 |
| 300×150 300×150 300×150 |
8.0 10.0 11.5 |
13.0 18.5 22.0 |
12.0 19.0 23.0 |
6.0 9.5 11.5 |
61.58 83.47 97.88 |
48.3 65.5 76.8 |
| 350×150 350×150 |
9.0 12.0 |
15.0 24.0 |
13.0 25.0 |
6.5 12.5 |
74.58 111.10 |
58.5 87.2 |
| 400×150 400×150 |
10.0 12.5 |
18.0 25.0 |
17.0 27.0 |
8.5 13.5 |
91.73 122.10 |
72.0 95.8 |
| 450×175 450×175 |
11.0 13.0 |
20.0 26.0 |
19.0 27.0 |
9.5 13.5 |
116.80 146.10 |
91.7 115.0 |
| 600×190 600×190 |
13.0 16.0 |
25.0 35.0 |
25.0 38.0 |
12.5 19.0 |
169.40 224.50 |
133.0 176.0 |
| Reference | |||||
|---|---|---|---|---|---|
| Second moment of area（cm4） |
Radius of gyration of area（cm） |
Section modulus （cm3） |
|||
| lx | ly | ix | iy | zx | zy |
| 1,760 1,670 2,170 4,460 |
385 138 138 753 |
6.18 7.45 8.11 8.34 |
2.89 2.14 2.05 3.43 |
235 186 217 446 |
61.6 27.5 27.7 100.0 |
| 5,180 7,310 |
337 538 |
10.30 10.20 |
2.63 2.76 |
414 585 |
53.9 86.0 |
| 9,480 12,700 14,700 |
588 886 1,080 |
12.40 12.30 12.20 |
3.09 3.26 3.32 |
632 849 978 |
78.4 118.0 143.0 |
| 15,200 22,400 |
702 1,180 |
14.30 14.20 |
3.07 3.26 |
870 1,280 |
93.5 158.0 |
| 24,100 31,700 |
864 1,240 |
16.20 16.10 |
3.07 3.18 |
1,200 1,580 |
115.0 165.0 |
| 39,200 48,800 |
1,510 2,020 |
18.30 18.30 |
3.60 3.72 |
1,740 2,170 |
173.0 231.0 |
| 98,400 130,000 |
2,460 3,540 |
24.10 24.10 |
3.81 3.97 |
3,280 4,330 |
259.0 373.0 |
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
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
