AISC 360-22ASTM A992 / A6W30 Series
AISC W30x173 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 | 173 lb/ft | 257.5 kg/m |
| Cross-Sectional Area | A | 50.9 in² | 32839 mm² |
| Overall Depth | d | 30.4 in | 772.2 mm |
| Flange Width | bf | 15 in | 381 mm |
| Flange Thickness | tf | 1.07 in | 27.2 mm |
| Web Thickness | tw | 0.655 in | 16.6 mm |
| Flange Centroid Distance | ho | 29.3 in | 744.2 mm |
Bending & Buckling Properties
| Property | Symbol | Imperial (US) | Metric (SI) |
|---|---|---|---|
| Strong-Axis Inertia | Ix | 8230 in⁴ | 3425.6 ×10⁶ mm⁴ |
| Strong-Axis Elastic Modulus | Sx | 541 in³ | 8865 ×10³ mm³ |
| Strong-Axis Plastic Modulus | Zx | 607 in³ | 9947 ×10³ mm³ |
| Strong-Axis Radius of Gyration | rx | 12.7 in | 322.6 mm |
| Weak-Axis Inertia | Iy | 598 in⁴ | 248.9 ×10⁶ mm⁴ |
| Weak-Axis Elastic Modulus | Sy | 79.8 in³ | 1308 ×10³ mm³ |
| Weak-Axis Plastic Modulus | Zy | 123 in³ | 2016 ×10³ mm³ |
| Weak-Axis Radius of Gyration | ry | 3.42 in | 86.9 mm |
| Torsional Constant | J | 15.6 in⁴ | 6493 ×10³ mm⁴ |
| Warping Constant | Cw | 203038 in⁶ | 34641.1 ×10⁹ mm⁶ |
| Effective Radius of Gyration | rts | 4.03 in | 102.4 mm |
AISC 360-22 Design Capacities (Fy = 50 ksi / 345 MPa)
Plastic Moment Capacity (φMp)
2276.3 kip-ft
3088.5 kN·m (φ = 0.90)Nominal Shear Capacity (φVn)
537.6 kips
2393.3 kN (φ = 0.90)Flange Slenderness (λf = bf / 2tf)
7.01
✓ Compact Flange (λf ≤ 9.15)Web Slenderness (λw = h / tw)
43.1
✓ Compact Web (λw ≤ 90.5)