AISC 360-22ASTM A992 / A6W36 Series
AISC W36x256 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 | 256 lb/ft | 381 kg/m |
| Cross-Sectional Area | A | 75.3 in² | 48581 mm² |
| Overall Depth | d | 37.4 in | 950 mm |
| Flange Width | bf | 12.2 in | 309.9 mm |
| Flange Thickness | tf | 1.73 in | 43.9 mm |
| Web Thickness | tw | 0.96 in | 24.4 mm |
| Flange Centroid Distance | ho | 35.7 in | 906.8 mm |
Bending & Buckling Properties
| Property | Symbol | Imperial (US) | Metric (SI) |
|---|---|---|---|
| Strong-Axis Inertia | Ix | 16800 in⁴ | 6992.7 ×10⁶ mm⁴ |
| Strong-Axis Elastic Modulus | Sx | 895 in³ | 14666 ×10³ mm³ |
| Strong-Axis Plastic Modulus | Zx | 1040 in³ | 17043 ×10³ mm³ |
| Strong-Axis Radius of Gyration | rx | 14.9 in | 378.5 mm |
| Weak-Axis Inertia | Iy | 528 in⁴ | 219.8 ×10⁶ mm⁴ |
| Weak-Axis Elastic Modulus | Sy | 86.5 in³ | 1417 ×10³ mm³ |
| Weak-Axis Plastic Modulus | Zy | 137 in³ | 2245 ×10³ mm³ |
| Weak-Axis Radius of Gyration | ry | 2.65 in | 67.3 mm |
| Torsional Constant | J | 52.9 in⁴ | 22019 ×10³ mm⁴ |
| Warping Constant | Cw | 264421.6 in⁶ | 45114 ×10⁹ mm⁶ |
| Effective Radius of Gyration | rts | 3.24 in | 82.3 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)
969.4 kips
4315.4 kN (φ = 0.90)Flange Slenderness (λf = bf / 2tf)
3.53
✓ Compact Flange (λf ≤ 9.15)Web Slenderness (λw = h / tw)
35.4
✓ Compact Web (λw ≤ 90.5)