HP18X157 Steel HP-shape — Section Properties
Dimensions
| Property | Value | Unit |
|---|---|---|
| Depth (d) | 17.7 | 449.6 mm |
| Flange Width (bf) | 17.9 | 45.47 cm |
| Flange Thickness (tf) | 0.87 | 22.1 mm |
| Web Thickness (tw) | 0.87 | 22.1 mm |
| Area (A) | 46.2 in² | 298.1 cm² |
| Weight | 157 lb/ft | 233.6 kg/m |
Elastic Section Properties
| Property | Strong Axis (X-X) | Weak Axis (Y-Y) | Unit |
|---|---|---|---|
| Moment of Inertia (I) | 2570 | 833 | in⁴ |
| Elastic Section Modulus (S) | 290 | 93.1 | in³ |
| Plastic Section Modulus (Z) | 327 | 143 | in³ |
| Radius of Gyration (r) | 7.46 | 4.25 | in |
Torsional Properties
| Property | Value | Unit |
|---|---|---|
| Torsional Constant (J) | 13.9 | in⁴ |
| Warping Constant (Cw) | 59000 | in⁶ |
| Distance Between Flange Centroids (ho) | 16.8 | in |
| Effective Radius (rts) | 4.92 | in |
Design Resources
- Column Capacity Calculator — Check HP18X157 as a pile
- Section Properties Database — Compare with other sections
- Steel Beam Sizes Reference — Full dimension table
- Steel Grades Reference — Material properties
Frequently Asked Questions
What is the weight of a HP18X157 pile? 157 lb/ft (233.6 kg/m).
What is the section modulus of HP18X157? Sx = 290 in³, Zx = 327 in³ (strong axis). Sy = 93.1 in³, Zy = 143 in³ (weak axis).
What steel grade is standard for HP18X157? ASTM A572 Grade 50 (Fy = 50 ksi) or A36 for HP-shapes. Verify with mill certificate.
What is the moment of inertia of HP18X157? Ix = 2570 in⁴ about the strong axis and Iy = 833 in⁴ about the weak axis. The radius of gyration is rx = 7.46 in and ry = 4.25 in.
Related Pages
Educational reference only. Verify all section properties against the current AISC Manual and mill certificates before design. Results are PRELIMINARY — NOT FOR CONSTRUCTION.