AISC 360-22ASTM A992 / A6W12 Series
AISC W12x16 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 | 16 lb/ft | 23.8 kg/m |
| Cross-Sectional Area | A | 4.71 in² | 3039 mm² |
| Overall Depth | d | 12 in | 304.8 mm |
| Flange Width | bf | 3.99 in | 101.3 mm |
| Flange Thickness | tf | 0.265 in | 6.7 mm |
| Web Thickness | tw | 0.22 in | 5.6 mm |
| Flange Centroid Distance | ho | 11.7 in | 297.2 mm |
Bending & Buckling Properties
| Property | Symbol | Imperial (US) | Metric (SI) |
|---|---|---|---|
| Strong-Axis Inertia | Ix | 103 in⁴ | 42.9 ×10⁶ mm⁴ |
| Strong-Axis Elastic Modulus | Sx | 17.1 in³ | 280 ×10³ mm³ |
| Strong-Axis Plastic Modulus | Zx | 20.1 in³ | 329 ×10³ mm³ |
| Strong-Axis Radius of Gyration | rx | 4.67 in | 118.6 mm |
| Weak-Axis Inertia | Iy | 2.8 in⁴ | 1.2 ×10⁶ mm⁴ |
| Weak-Axis Elastic Modulus | Sy | 1.4 in³ | 23 ×10³ mm³ |
| Weak-Axis Plastic Modulus | Zy | 2.3 in³ | 37 ×10³ mm³ |
| Weak-Axis Radius of Gyration | ry | 0.77 in | 19.6 mm |
| Torsional Constant | J | 0.103 in⁴ | 43 ×10³ mm⁴ |
| Warping Constant | Cw | 152.5 in⁶ | 26 ×10⁹ mm⁶ |
| Effective Radius of Gyration | rts | 0.98 in | 25 mm |
AISC 360-22 Design Capacities (Fy = 50 ksi / 345 MPa)
Plastic Moment Capacity (φMp)
75.4 kip-ft
102.3 kN·m (φ = 0.90)Nominal Shear Capacity (φVn)
71.3 kips
317.3 kN (φ = 0.90)Flange Slenderness (λf = bf / 2tf)
7.53
✓ Compact Flange (λf ≤ 9.15)Web Slenderness (λw = h / tw)
52.1
✓ Compact Web (λw ≤ 90.5)