AISC 360-22ASTM A992 / A6W27 Series
AISC W27x539 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 | 539 lb/ft | 802.1 kg/m |
| Cross-Sectional Area | A | 159 in² | 102580 mm² |
| Overall Depth | d | 32.5 in | 825.5 mm |
| Flange Width | bf | 15.3 in | 388.6 mm |
| Flange Thickness | tf | 3.54 in | 89.9 mm |
| Web Thickness | tw | 1.97 in | 50 mm |
| Flange Centroid Distance | ho | 29 in | 736.6 mm |
Bending & Buckling Properties
| Property | Symbol | Imperial (US) | Metric (SI) |
|---|---|---|---|
| Strong-Axis Inertia | Ix | 25600 in⁴ | 10655.5 ×10⁶ mm⁴ |
| Strong-Axis Elastic Modulus | Sx | 1570 in³ | 25728 ×10³ mm³ |
| Strong-Axis Plastic Modulus | Zx | 1890 in³ | 30972 ×10³ mm³ |
| Strong-Axis Radius of Gyration | rx | 12.7 in | 322.6 mm |
| Weak-Axis Inertia | Iy | 2110 in⁴ | 878.2 ×10⁶ mm⁴ |
| Weak-Axis Elastic Modulus | Sy | 277 in³ | 4539 ×10³ mm³ |
| Weak-Axis Plastic Modulus | Zy | 437 in³ | 7161 ×10³ mm³ |
| Weak-Axis Radius of Gyration | ry | 3.65 in | 92.7 mm |
| Torsional Constant | J | 496 in⁴ | 206451 ×10³ mm⁴ |
| Warping Constant | Cw | 697254.6 in⁶ | 118961.4 ×10⁹ mm⁶ |
| Effective Radius of Gyration | rts | 4.41 in | 112 mm |
AISC 360-22 Design Capacities (Fy = 50 ksi / 345 MPa)
Plastic Moment Capacity (φMp)
7087.5 kip-ft
9616.7 kN·m (φ = 0.90)Nominal Shear Capacity (φVn)
1728.7 kips
7695.4 kN (φ = 0.90)Flange Slenderness (λf = bf / 2tf)
2.16
✓ Compact Flange (λf ≤ 9.15)Web Slenderness (λw = h / tw)
12.9
✓ Compact Web (λw ≤ 90.5)