AISC 360-22ASTM A992 / A6W14 Series
AISC W14x99 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 | 99 lb/ft | 147.3 kg/m |
| Cross-Sectional Area | A | 29.1 in² | 18774 mm² |
| Overall Depth | d | 14.2 in | 360.7 mm |
| Flange Width | bf | 14.6 in | 370.8 mm |
| Flange Thickness | tf | 0.78 in | 19.8 mm |
| Web Thickness | tw | 0.485 in | 12.3 mm |
| Flange Centroid Distance | ho | 13.4 in | 340.4 mm |
Bending & Buckling Properties
| Property | Symbol | Imperial (US) | Metric (SI) |
|---|---|---|---|
| Strong-Axis Inertia | Ix | 1110 in⁴ | 462 ×10⁶ mm⁴ |
| Strong-Axis Elastic Modulus | Sx | 157 in³ | 2573 ×10³ mm³ |
| Strong-Axis Plastic Modulus | Zx | 173 in³ | 2835 ×10³ mm³ |
| Strong-Axis Radius of Gyration | rx | 6.17 in | 156.7 mm |
| Weak-Axis Inertia | Iy | 402 in⁴ | 167.3 ×10⁶ mm⁴ |
| Weak-Axis Elastic Modulus | Sy | 55.2 in³ | 905 ×10³ mm³ |
| Weak-Axis Plastic Modulus | Zy | 83.6 in³ | 1370 ×10³ mm³ |
| Weak-Axis Radius of Gyration | ry | 3.71 in | 94.2 mm |
| Torsional Constant | J | 5.37 in⁴ | 2235 ×10³ mm⁴ |
| Warping Constant | Cw | 28330.9 in⁶ | 4833.6 ×10⁹ mm⁶ |
| Effective Radius of Gyration | rts | 4.14 in | 105.2 mm |
AISC 360-22 Design Capacities (Fy = 50 ksi / 345 MPa)
Plastic Moment Capacity (φMp)
648.8 kip-ft
880.3 kN·m (φ = 0.90)Nominal Shear Capacity (φVn)
185.9 kips
827.8 kN (φ = 0.90)Flange Slenderness (λf = bf / 2tf)
9.36
Non-compact FlangeWeb Slenderness (λw = h / tw)
26.1
✓ Compact Web (λw ≤ 90.5)