AISC 360-22ASTM A992 / A6W14 Series
AISC W14x311 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 | 311 lb/ft | 462.8 kg/m |
| Cross-Sectional Area | A | 91.4 in² | 58968 mm² |
| Overall Depth | d | 17.1 in | 434.3 mm |
| Flange Width | bf | 16.2 in | 411.5 mm |
| Flange Thickness | tf | 2.26 in | 57.4 mm |
| Web Thickness | tw | 1.41 in | 35.8 mm |
| Flange Centroid Distance | ho | 14.8 in | 375.9 mm |
Bending & Buckling Properties
| Property | Symbol | Imperial (US) | Metric (SI) |
|---|---|---|---|
| Strong-Axis Inertia | Ix | 4330 in⁴ | 1802.3 ×10⁶ mm⁴ |
| Strong-Axis Elastic Modulus | Sx | 506 in³ | 8292 ×10³ mm³ |
| Strong-Axis Plastic Modulus | Zx | 603 in³ | 9881 ×10³ mm³ |
| Strong-Axis Radius of Gyration | rx | 6.88 in | 174.8 mm |
| Weak-Axis Inertia | Iy | 1610 in⁴ | 670.1 ×10⁶ mm⁴ |
| Weak-Axis Elastic Modulus | Sy | 199 in³ | 3261 ×10³ mm³ |
| Weak-Axis Plastic Modulus | Zy | 304 in³ | 4982 ×10³ mm³ |
| Weak-Axis Radius of Gyration | ry | 4.2 in | 106.7 mm |
| Torsional Constant | J | 136 in⁴ | 56607 ×10³ mm⁴ |
| Warping Constant | Cw | 140237.9 in⁶ | 23926.5 ×10⁹ mm⁶ |
| Effective Radius of Gyration | rts | 4.87 in | 123.7 mm |
AISC 360-22 Design Capacities (Fy = 50 ksi / 345 MPa)
Plastic Moment Capacity (φMp)
2261.3 kip-ft
3068.2 kN·m (φ = 0.90)Nominal Shear Capacity (φVn)
651 kips
2898 kN (φ = 0.90)Flange Slenderness (λf = bf / 2tf)
3.58
✓ Compact Flange (λf ≤ 9.15)Web Slenderness (λw = h / tw)
8.9
✓ Compact Web (λw ≤ 90.5)