AISC 360-22ASTM A992 / A6W33 Series
AISC W33x118 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 | 118 lb/ft | 175.6 kg/m |
| Cross-Sectional Area | A | 34.7 in² | 22387 mm² |
| Overall Depth | d | 32.9 in | 835.7 mm |
| Flange Width | bf | 11.5 in | 292.1 mm |
| Flange Thickness | tf | 0.74 in | 18.8 mm |
| Web Thickness | tw | 0.55 in | 14 mm |
| Flange Centroid Distance | ho | 32.2 in | 817.9 mm |
Bending & Buckling Properties
| Property | Symbol | Imperial (US) | Metric (SI) |
|---|---|---|---|
| Strong-Axis Inertia | Ix | 5900 in⁴ | 2455.8 ×10⁶ mm⁴ |
| Strong-Axis Elastic Modulus | Sx | 359 in³ | 5883 ×10³ mm³ |
| Strong-Axis Plastic Modulus | Zx | 415 in³ | 6801 ×10³ mm³ |
| Strong-Axis Radius of Gyration | rx | 13 in | 330.2 mm |
| Weak-Axis Inertia | Iy | 187 in⁴ | 77.8 ×10⁶ mm⁴ |
| Weak-Axis Elastic Modulus | Sy | 32.6 in³ | 534 ×10³ mm³ |
| Weak-Axis Plastic Modulus | Zy | 51.3 in³ | 841 ×10³ mm³ |
| Weak-Axis Radius of Gyration | ry | 2.32 in | 58.9 mm |
| Torsional Constant | J | 5.3 in⁴ | 2206 ×10³ mm⁴ |
| Warping Constant | Cw | 76021.2 in⁶ | 12970.3 ×10⁹ mm⁶ |
| Effective Radius of Gyration | rts | 2.89 in | 73.4 mm |
AISC 360-22 Design Capacities (Fy = 50 ksi / 345 MPa)
Plastic Moment Capacity (φMp)
1556.3 kip-ft
2111.6 kN·m (φ = 0.90)Nominal Shear Capacity (φVn)
488.6 kips
2174.9 kN (φ = 0.90)Flange Slenderness (λf = bf / 2tf)
7.77
✓ Compact Flange (λf ≤ 9.15)Web Slenderness (λw = h / tw)
57.1
✓ Compact Web (λw ≤ 90.5)