WT16.5X65 Steel WT-shape — Section Properties

Dimensions

Property Value Unit
Depth (d) 16.5 419.1 mm
Flange Width (bf) 11.5 29.21 cm
Flange Thickness (tf) 0.855 21.7 mm
Web Thickness (tw) 0.58 14.7 mm
Area (A) 19.1 in² 123.2 cm²
Weight 65 lb/ft 96.7 kg/m

Elastic Section Properties

Property Strong Axis (X-X) Weak Axis (Y-Y) Unit
Moment of Inertia (I) 513 109 in⁴
Elastic Section Modulus (S) 42.1 18.9 in³
Plastic Section Modulus (Z) 75.6 29.7 in³
Radius of Gyration (r) 5.18 2.38 in

Torsional Properties

Property Value Unit
Torsional Constant (J) 3.67 in⁴
Warping Constant (Cw) 29.3 in⁶

Design Resources

Frequently Asked Questions

What is the weight of a WT16.5X65 tee? 65 lb/ft (96.7 kg/m).

What is the section modulus of WT16.5X65? Sx = 42.1 in³, Zx = 75.6 in³ (strong axis). Sy = 18.9 in³, Zy = 29.7 in³ (weak axis).

What steel grade is standard for WT16.5X65? ASTM A992 (Fy = 50 ksi, Fu = 65 ksi) for WT-shapes. Verify with mill certificate.

What is the moment of inertia of WT16.5X65? Ix = 513 in⁴ about the strong axis and Iy = 109 in⁴ about the weak axis. The radius of gyration is rx = 5.18 in and ry = 2.38 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.