AISC 360-22ASTM A992 / A6W30 Series
AISC W30x148 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 | 148 lb/ft | 220.2 kg/m |
| Cross-Sectional Area | A | 43.6 in² | 28129 mm² |
| Overall Depth | d | 30.7 in | 779.8 mm |
| Flange Width | bf | 10.5 in | 266.7 mm |
| Flange Thickness | tf | 1.18 in | 30 mm |
| Web Thickness | tw | 0.65 in | 16.5 mm |
| Flange Centroid Distance | ho | 29.5 in | 749.3 mm |
Bending & Buckling Properties
| Property | Symbol | Imperial (US) | Metric (SI) |
|---|---|---|---|
| Strong-Axis Inertia | Ix | 6680 in⁴ | 2780.4 ×10⁶ mm⁴ |
| Strong-Axis Elastic Modulus | Sx | 436 in³ | 7145 ×10³ mm³ |
| Strong-Axis Plastic Modulus | Zx | 500 in³ | 8194 ×10³ mm³ |
| Strong-Axis Radius of Gyration | rx | 12.4 in | 315 mm |
| Weak-Axis Inertia | Iy | 227 in⁴ | 94.5 ×10⁶ mm⁴ |
| Weak-Axis Elastic Modulus | Sy | 43.3 in³ | 710 ×10³ mm³ |
| Weak-Axis Plastic Modulus | Zy | 68 in³ | 1114 ×10³ mm³ |
| Weak-Axis Radius of Gyration | ry | 2.28 in | 57.9 mm |
| Torsional Constant | J | 14.5 in⁴ | 6035 ×10³ mm⁴ |
| Warping Constant | Cw | 77752.5 in⁶ | 13265.7 ×10⁹ mm⁶ |
| Effective Radius of Gyration | rts | 2.77 in | 70.4 mm |
AISC 360-22 Design Capacities (Fy = 50 ksi / 345 MPa)
Plastic Moment Capacity (φMp)
1875 kip-ft
2544.1 kN·m (φ = 0.90)Nominal Shear Capacity (φVn)
538.8 kips
2398.5 kN (φ = 0.90)Flange Slenderness (λf = bf / 2tf)
4.45
✓ Compact Flange (λf ≤ 9.15)Web Slenderness (λw = h / tw)
43.6
✓ Compact Web (λw ≤ 90.5)