AISC — Wide Flange (I-beam)
Wide flange beams (W shapes / I-beams) are the most common structural steel profile used in building construction. They are used for beams, columns, and girders in steel-framed buildings and bridges. Designed per AISC 360, Eurocode 3, and NBR 8800.
The W360x39 steel profile weighs 39.0 kg/m (26.21 lb/ft), has a depth of 353 mm (13.90 in), flange width 128 mm (5.04 in). Cross-sectional area: 4,894.6 mm². Moment of inertia Ix = 10,001.41 cm⁴, Iy = 374.75 cm⁴.
| Property | Metric | Imperial |
|---|---|---|
| Depth (h) | 353 mm | 13.90 in |
| Width (b) | 128 mm | 5.04 in |
| Web thickness (tw) | 6.5 mm | 0.26 in |
| Flange thickness (tf) | 10.7 mm | 0.42 in |
| Fillet radius (r) | 10.2 mm | 0.40 in |
| Weight | 39.0 kg/m | 26.21 lb/ft |
| Property | Metric | Imperial |
|---|---|---|
| Area (A) | 4,894.6 mm² | 7.587 in² |
| Moment of inertia (Ix) | 10,001.41 cm⁴ | 240.28 in⁴ |
| Moment of inertia (Iy) | 374.75 cm⁴ | 9.00 in⁴ |
| Elastic section modulus (Sx) | 566.65 cm³ | 34.579 in³ |
| Elastic section modulus (Sy) | 58.55 cm³ | 3.573 in³ |
| Plastic section modulus (Zx) | 647.5 cm³ | 39.513 in³ |
| Plastic section modulus (Zy) | 91.16 cm³ | 5.563 in³ |
| Radius of gyration (rx) | 14.29 cm | 5.626 in |
| Radius of gyration (ry) | 2.77 cm | 1.091 in |
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15.0 kN·m
15.0 kN
0.84 mm
L/7112