AISC 360-22ASTM A992 / A6W40 Series
AISC W40x215 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 | 215 lb/ft | 320 kg/m |
| Cross-Sectional Area | A | 63.5 in² | 40968 mm² |
| Overall Depth | d | 39 in | 990.6 mm |
| Flange Width | bf | 15.8 in | 401.3 mm |
| Flange Thickness | tf | 1.22 in | 31 mm |
| Web Thickness | tw | 0.65 in | 16.5 mm |
| Flange Centroid Distance | ho | 37.8 in | 960.1 mm |
Bending & Buckling Properties
| Property | Symbol | Imperial (US) | Metric (SI) |
|---|---|---|---|
| Strong-Axis Inertia | Ix | 16700 in⁴ | 6951.1 ×10⁶ mm⁴ |
| Strong-Axis Elastic Modulus | Sx | 859 in³ | 14076 ×10³ mm³ |
| Strong-Axis Plastic Modulus | Zx | 964 in³ | 15797 ×10³ mm³ |
| Strong-Axis Radius of Gyration | rx | 16.2 in | 411.5 mm |
| Weak-Axis Inertia | Iy | 803 in⁴ | 334.2 ×10⁶ mm⁴ |
| Weak-Axis Elastic Modulus | Sy | 101 in³ | 1655 ×10³ mm³ |
| Weak-Axis Plastic Modulus | Zy | 156 in³ | 2556 ×10³ mm³ |
| Weak-Axis Radius of Gyration | ry | 3.54 in | 89.9 mm |
| Torsional Constant | J | 24.8 in⁴ | 10323 ×10³ mm⁴ |
| Warping Constant | Cw | 446998.5 in⁶ | 76264.2 ×10⁹ mm⁶ |
| Effective Radius of Gyration | rts | 4.19 in | 106.4 mm |
AISC 360-22 Design Capacities (Fy = 50 ksi / 345 MPa)
Plastic Moment Capacity (φMp)
3615 kip-ft
4905 kN·m (φ = 0.90)Nominal Shear Capacity (φVn)
684.4 kips
3046.9 kN (φ = 0.90)Flange Slenderness (λf = bf / 2tf)
6.48
✓ Compact Flange (λf ≤ 9.15)Web Slenderness (λw = h / tw)
56.2
✓ Compact Web (λw ≤ 90.5)