AISC 360-22ASTM A992 / A6W27 Series
AISC W27x84 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 | 84 lb/ft | 125 kg/m |
| Cross-Sectional Area | A | 24.7 in² | 15935 mm² |
| Overall Depth | d | 26.7 in | 678.2 mm |
| Flange Width | bf | 10 in | 254 mm |
| Flange Thickness | tf | 0.64 in | 16.3 mm |
| Web Thickness | tw | 0.46 in | 11.7 mm |
| Flange Centroid Distance | ho | 26.1 in | 662.9 mm |
Bending & Buckling Properties
| Property | Symbol | Imperial (US) | Metric (SI) |
|---|---|---|---|
| Strong-Axis Inertia | Ix | 2850 in⁴ | 1186.3 ×10⁶ mm⁴ |
| Strong-Axis Elastic Modulus | Sx | 213 in³ | 3490 ×10³ mm³ |
| Strong-Axis Plastic Modulus | Zx | 244 in³ | 3998 ×10³ mm³ |
| Strong-Axis Radius of Gyration | rx | 10.7 in | 271.8 mm |
| Weak-Axis Inertia | Iy | 106 in⁴ | 44.1 ×10⁶ mm⁴ |
| Weak-Axis Elastic Modulus | Sy | 21.2 in³ | 347 ×10³ mm³ |
| Weak-Axis Plastic Modulus | Zy | 33.2 in³ | 544 ×10³ mm³ |
| Weak-Axis Radius of Gyration | ry | 2.07 in | 52.6 mm |
| Torsional Constant | J | 2.81 in⁴ | 1170 ×10³ mm⁴ |
| Warping Constant | Cw | 28173.5 in⁶ | 4806.8 ×10⁹ mm⁶ |
| Effective Radius of Gyration | rts | 2.54 in | 64.5 mm |
AISC 360-22 Design Capacities (Fy = 50 ksi / 345 MPa)
Plastic Moment Capacity (φMp)
915 kip-ft
1241.5 kN·m (φ = 0.90)Nominal Shear Capacity (φVn)
331.6 kips
1476.2 kN (φ = 0.90)Flange Slenderness (λf = bf / 2tf)
7.81
✓ Compact Flange (λf ≤ 9.15)Web Slenderness (λw = h / tw)
55.3
✓ Compact Web (λw ≤ 90.5)