AISC 360-22ASTM A992 / A6W10 Series
AISC W10x77 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 | 77 lb/ft | 114.6 kg/m |
| Cross-Sectional Area | A | 22.7 in² | 14645 mm² |
| Overall Depth | d | 10.6 in | 269.2 mm |
| Flange Width | bf | 10.2 in | 259.1 mm |
| Flange Thickness | tf | 0.87 in | 22.1 mm |
| Web Thickness | tw | 0.53 in | 13.5 mm |
| Flange Centroid Distance | ho | 9.73 in | 247.1 mm |
Bending & Buckling Properties
| Property | Symbol | Imperial (US) | Metric (SI) |
|---|---|---|---|
| Strong-Axis Inertia | Ix | 455 in⁴ | 189.4 ×10⁶ mm⁴ |
| Strong-Axis Elastic Modulus | Sx | 85.9 in³ | 1408 ×10³ mm³ |
| Strong-Axis Plastic Modulus | Zx | 97.6 in³ | 1599 ×10³ mm³ |
| Strong-Axis Radius of Gyration | rx | 4.49 in | 114 mm |
| Weak-Axis Inertia | Iy | 154 in⁴ | 64.1 ×10⁶ mm⁴ |
| Weak-Axis Elastic Modulus | Sy | 30.1 in³ | 493 ×10³ mm³ |
| Weak-Axis Plastic Modulus | Zy | 45.9 in³ | 752 ×10³ mm³ |
| Weak-Axis Radius of Gyration | ry | 2.6 in | 66 mm |
| Torsional Constant | J | 5.11 in⁴ | 2127 ×10³ mm⁴ |
| Warping Constant | Cw | 5713.4 in⁶ | 974.8 ×10⁹ mm⁶ |
| Effective Radius of Gyration | rts | 2.95 in | 74.9 mm |
AISC 360-22 Design Capacities (Fy = 50 ksi / 345 MPa)
Plastic Moment Capacity (φMp)
366 kip-ft
496.6 kN·m (φ = 0.90)Nominal Shear Capacity (φVn)
151.7 kips
675.2 kN (φ = 0.90)Flange Slenderness (λf = bf / 2tf)
5.86
✓ Compact Flange (λf ≤ 9.15)Web Slenderness (λw = h / tw)
16.7
✓ Compact Web (λw ≤ 90.5)