HP8X36 Steel HP-shape — Section Properties

Dimensions

Property Value Unit
Depth (d) 8.02 203.7 mm
Flange Width (bf) 8.16 20.73 cm
Flange Thickness (tf) 0.445 11.3 mm
Web Thickness (tw) 0.445 11.3 mm
Area (A) 10.6 in² 68.4 cm²
Weight 36 lb/ft 53.6 kg/m

Elastic Section Properties

Property Strong Axis (X-X) Weak Axis (Y-Y) Unit
Moment of Inertia (I) 119 40.3 in⁴
Elastic Section Modulus (S) 29.8 9.88 in³
Plastic Section Modulus (Z) 33.6 15.2 in³
Radius of Gyration (r) 3.36 1.95 in

Torsional Properties

Property Value Unit
Torsional Constant (J) 0.77 in⁴
Warping Constant (Cw) 578 in⁶
Distance Between Flange Centroids (ho) 7.58 in
Effective Radius (rts) 2.26 in

Design Resources

Frequently Asked Questions

What is the weight of a HP8X36 pile? 36 lb/ft (53.6 kg/m).

What is the section modulus of HP8X36? Sx = 29.8 in³, Zx = 33.6 in³ (strong axis). Sy = 9.88 in³, Zy = 15.2 in³ (weak axis).

What steel grade is standard for HP8X36? ASTM A572 Grade 50 (Fy = 50 ksi) or A36 for HP-shapes. Verify with mill certificate.

What is the moment of inertia of HP8X36? Ix = 119 in⁴ about the strong axis and Iy = 40.3 in⁴ about the weak axis. The radius of gyration is rx = 3.36 in and ry = 1.95 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.