AISC 360-22ASTM A992 / A6W18 Series
AISC W18x60 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 | 60 lb/ft | 89.3 kg/m |
| Cross-Sectional Area | A | 17.6 in² | 11355 mm² |
| Overall Depth | d | 18.2 in | 462.3 mm |
| Flange Width | bf | 7.56 in | 192 mm |
| Flange Thickness | tf | 0.695 in | 17.7 mm |
| Web Thickness | tw | 0.415 in | 10.5 mm |
| Flange Centroid Distance | ho | 17.5 in | 444.5 mm |
Bending & Buckling Properties
| Property | Symbol | Imperial (US) | Metric (SI) |
|---|---|---|---|
| Strong-Axis Inertia | Ix | 984 in⁴ | 409.6 ×10⁶ mm⁴ |
| Strong-Axis Elastic Modulus | Sx | 108 in³ | 1770 ×10³ mm³ |
| Strong-Axis Plastic Modulus | Zx | 123 in³ | 2016 ×10³ mm³ |
| Strong-Axis Radius of Gyration | rx | 7.47 in | 189.7 mm |
| Weak-Axis Inertia | Iy | 50.1 in⁴ | 20.9 ×10⁶ mm⁴ |
| Weak-Axis Elastic Modulus | Sy | 13.3 in³ | 218 ×10³ mm³ |
| Weak-Axis Plastic Modulus | Zy | 20.6 in³ | 338 ×10³ mm³ |
| Weak-Axis Radius of Gyration | ry | 1.68 in | 42.7 mm |
| Torsional Constant | J | 2.17 in⁴ | 903 ×10³ mm⁴ |
| Warping Constant | Cw | 6059.7 in⁶ | 1033.9 ×10⁹ mm⁶ |
| Effective Radius of Gyration | rts | 2.02 in | 51.3 mm |
AISC 360-22 Design Capacities (Fy = 50 ksi / 345 MPa)
Plastic Moment Capacity (φMp)
461.3 kip-ft
625.8 kN·m (φ = 0.90)Nominal Shear Capacity (φVn)
203.9 kips
907.8 kN (φ = 0.90)Flange Slenderness (λf = bf / 2tf)
5.44
✓ Compact Flange (λf ≤ 9.15)Web Slenderness (λw = h / tw)
40.5
✓ Compact Web (λw ≤ 90.5)