AISC 360-22ASTM A992 / A6W27 Series
AISC W27x307 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 | 307 lb/ft | 456.9 kg/m |
| Cross-Sectional Area | A | 90.2 in² | 58193 mm² |
| Overall Depth | d | 29.6 in | 751.8 mm |
| Flange Width | bf | 14.4 in | 365.8 mm |
| Flange Thickness | tf | 2.09 in | 53.1 mm |
| Web Thickness | tw | 1.16 in | 29.5 mm |
| Flange Centroid Distance | ho | 27.5 in | 698.5 mm |
Bending & Buckling Properties
| Property | Symbol | Imperial (US) | Metric (SI) |
|---|---|---|---|
| Strong-Axis Inertia | Ix | 13100 in⁴ | 5452.6 ×10⁶ mm⁴ |
| Strong-Axis Elastic Modulus | Sx | 887 in³ | 14535 ×10³ mm³ |
| Strong-Axis Plastic Modulus | Zx | 1030 in³ | 16879 ×10³ mm³ |
| Strong-Axis Radius of Gyration | rx | 12 in | 304.8 mm |
| Weak-Axis Inertia | Iy | 1050 in⁴ | 437 ×10⁶ mm⁴ |
| Weak-Axis Elastic Modulus | Sy | 146 in³ | 2393 ×10³ mm³ |
| Weak-Axis Plastic Modulus | Zy | 227 in³ | 3720 ×10³ mm³ |
| Weak-Axis Radius of Gyration | ry | 3.41 in | 86.6 mm |
| Torsional Constant | J | 101 in⁴ | 42039 ×10³ mm⁴ |
| Warping Constant | Cw | 313213.7 in⁶ | 53438.6 ×10⁹ mm⁶ |
| Effective Radius of Gyration | rts | 4.04 in | 102.6 mm |
AISC 360-22 Design Capacities (Fy = 50 ksi / 345 MPa)
Plastic Moment Capacity (φMp)
3862.5 kip-ft
5240.8 kN·m (φ = 0.90)Nominal Shear Capacity (φVn)
927.1 kips
4127 kN (φ = 0.90)Flange Slenderness (λf = bf / 2tf)
3.44
✓ Compact Flange (λf ≤ 9.15)Web Slenderness (λw = h / tw)
21.9
✓ Compact Web (λw ≤ 90.5)