WT12X58.5 Steel WT-shape — Section Properties

Dimensions

Property Value Unit
Depth (d) 12.1 307.3 mm
Flange Width (bf) 12.8 32.51 cm
Flange Thickness (tf) 0.85 21.6 mm
Web Thickness (tw) 0.55 14.0 mm
Area (A) 17.2 in² 111.0 cm²
Weight 58.5 lb/ft 87.1 kg/m

Elastic Section Properties

Property Strong Axis (X-X) Weak Axis (Y-Y) Unit
Moment of Inertia (I) 212 149 in⁴
Elastic Section Modulus (S) 22.3 23.2 in³
Plastic Section Modulus (Z) 39.2 35.7 in³
Radius of Gyration (r) 3.51 2.94 in

Torsional Properties

Property Value Unit
Torsional Constant (J) 3.35 in⁴
Warping Constant (Cw) 16.4 in⁶

Design Resources

Frequently Asked Questions

What is the weight of a WT12X58.5 tee? 58.5 lb/ft (87.1 kg/m).

What is the section modulus of WT12X58.5? Sx = 22.3 in³, Zx = 39.2 in³ (strong axis). Sy = 23.2 in³, Zy = 35.7 in³ (weak axis).

What steel grade is standard for WT12X58.5? ASTM A992 (Fy = 50 ksi, Fu = 65 ksi) for WT-shapes. Verify with mill certificate.

What is the moment of inertia of WT12X58.5? Ix = 212 in⁴ about the strong axis and Iy = 149 in⁴ about the weak axis. The radius of gyration is rx = 3.51 in and ry = 2.94 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.