150UC30 AS/NZS 3679.1 Grade 300 — Australian Universal Column Section Properties

150UC30 is an Australian UC (Universal Column) per AS/NZS 3679.1 hot-rolled structural steel section. Standard Australian UC dimensions. Verify against Liberty OneSteel / InfraBuild section catalog.

Dimensions (Metric)

Property Value Unit
Depth (d) 160 mm
Flange Width (bf) 160 mm
Flange Thickness (tf) 5.5 mm
Web Thickness (tw) 4.0 mm
Cross-Sectional Area (A) 23.6 cm²
Mass 30.0 kg/m

Elastic Section Properties (Metric)

Property Strong Axis (X-X) Weak Axis (Y-Y) Unit
Moment of Inertia (I) 1,161 376 cm⁴
Elastic Section Modulus (S) 145 47 cm³
Plastic Section Modulus (Z) 158 71 cm³
Radius of Gyration (r) 7.02 3.99 cm

Torsional Properties

Property Value Unit
Torsional Constant (J) 2 cm⁴
Distance Between Flange Centroids (ho) 15.45 cm

Design Resources

Frequently Asked Questions

What is the 150UC30 section depth? The 150UC30 has a nominal depth of 160mm and a flange width of 160mm. The UC is part of the 150mm depth series.

What steel grade is standard for 150UC30? Typically AS/NZS 3679.1 Grade 300 per AS/NZS 3679.1. Also available as Grade 300PLUS, Grade 350, Grade 400. Verify grade requirements with project specifications.

What is the mass of a 150UC30 beam? 30.0 kg/m. A 12m length weighs approximately 360 kg.

What is the section modulus of 150UC30? Sx = 145 cm³ (strong axis) and Sy = 47 cm³ (weak axis). The plastic section modulus Zx = 158 cm³.

Related Pages


Educational reference only. Verify all section properties against the current Liberty OneSteel / InfraBuild section catalog and AS/NZS 3679.1 before design. Results are PRELIMINARY — NOT FOR CONSTRUCTION.