AISC 360-22ASTM A992 / A6W24 Series
AISC W24x279 Properties & Dimensions
Standard wide flange I-beam cross-section properties, geometric dimensions, and LRFD design capacities per AISC Steel Construction Manual 15th/16th Edition.
Cross-Section Technical Schematic
Dual Units: Imperial (US) · SI MetricGeometric Dimensions & Area
| Property | Symbol | Imperial (US) | Metric (SI) |
|---|---|---|---|
| Nominal Weight | w | 279 lb/ft | 415.2 kg/m |
| Cross-Sectional Area | A | 81.9 in² | 52839 mm² |
| Overall Depth | d | 26.7 in | 678.2 mm |
| Flange Width | bf | 13.3 in | 337.8 mm |
| Flange Thickness | tf | 2.09 in | 53.1 mm |
| Web Thickness | tw | 1.16 in | 29.5 mm |
| Flange Centroid Distance | ho | 24.6 in | 624.8 mm |
Bending & Buckling Properties
| Property | Symbol | Imperial (US) | Metric (SI) |
|---|---|---|---|
| Strong-Axis Inertia | Ix | 9600 in⁴ | 3995.8 ×10⁶ mm⁴ |
| Strong-Axis Elastic Modulus | Sx | 718 in³ | 11766 ×10³ mm³ |
| Strong-Axis Plastic Modulus | Zx | 835 in³ | 13683 ×10³ mm³ |
| Strong-Axis Radius of Gyration | rx | 10.8 in | 274.3 mm |
| Weak-Axis Inertia | Iy | 823 in⁴ | 342.6 ×10⁶ mm⁴ |
| Weak-Axis Elastic Modulus | Sy | 124 in³ | 2032 ×10³ mm³ |
| Weak-Axis Plastic Modulus | Zy | 193 in³ | 3163 ×10³ mm³ |
| Weak-Axis Radius of Gyration | ry | 3.17 in | 80.5 mm |
| Torsional Constant | J | 90.5 in⁴ | 37669 ×10³ mm⁴ |
| Warping Constant | Cw | 196742.3 in⁶ | 33567 ×10⁹ mm⁶ |
| Effective Radius of Gyration | rts | 3.76 in | 95.5 mm |
AISC 360-22 Design Capacities (Fy = 50 ksi / 345 MPa)
Plastic Moment Capacity (φMp)
3131.3 kip-ft
4248.6 kN·m (φ = 0.90)Nominal Shear Capacity (φVn)
836.2 kips
3722.6 kN (φ = 0.90)Flange Slenderness (λf = bf / 2tf)
3.18
✓ Compact Flange (λf ≤ 9.15)Web Slenderness (λw = h / tw)
19.4
✓ Compact Web (λw ≤ 90.5)