AISC 360-22ASTM A992 / A6W33 Series
AISC W33x263 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 | 263 lb/ft | 391.4 kg/m |
| Cross-Sectional Area | A | 77.4 in² | 49935 mm² |
| Overall Depth | d | 34.5 in | 876.3 mm |
| Flange Width | bf | 15.8 in | 401.3 mm |
| Flange Thickness | tf | 1.57 in | 39.9 mm |
| Web Thickness | tw | 0.87 in | 22.1 mm |
| Flange Centroid Distance | ho | 32.9 in | 835.7 mm |
Bending & Buckling Properties
| Property | Symbol | Imperial (US) | Metric (SI) |
|---|---|---|---|
| Strong-Axis Inertia | Ix | 15900 in⁴ | 6618.1 ×10⁶ mm⁴ |
| Strong-Axis Elastic Modulus | Sx | 919 in³ | 15060 ×10³ mm³ |
| Strong-Axis Plastic Modulus | Zx | 1040 in³ | 17043 ×10³ mm³ |
| Strong-Axis Radius of Gyration | rx | 14.3 in | 363.2 mm |
| Weak-Axis Inertia | Iy | 1040 in⁴ | 432.9 ×10⁶ mm⁴ |
| Weak-Axis Elastic Modulus | Sy | 131 in³ | 2147 ×10³ mm³ |
| Weak-Axis Plastic Modulus | Zy | 202 in³ | 3310 ×10³ mm³ |
| Weak-Axis Radius of Gyration | ry | 3.66 in | 93 mm |
| Torsional Constant | J | 48.7 in⁴ | 20270 ×10³ mm⁴ |
| Warping Constant | Cw | 442276.6 in⁶ | 75458.6 ×10⁹ mm⁶ |
| Effective Radius of Gyration | rts | 4.31 in | 109.5 mm |
AISC 360-22 Design Capacities (Fy = 50 ksi / 345 MPa)
Plastic Moment Capacity (φMp)
3900 kip-ft
5291.7 kN·m (φ = 0.90)Nominal Shear Capacity (φVn)
810.4 kips
3607.6 kN (φ = 0.90)Flange Slenderness (λf = bf / 2tf)
5.03
✓ Compact Flange (λf ≤ 9.15)Web Slenderness (λw = h / tw)
36
✓ Compact Web (λw ≤ 90.5)