150UB52 AS/NZS 3679.1 Grade 300 — Australian Universal Beam Section Properties

150UB52 is an Australian UB (Universal Beam) per AS/NZS 3679.1 hot-rolled structural steel section. Standard Australian UB dimensions. Verify against Liberty OneSteel / InfraBuild section catalog.

Dimensions (Metric)

Property Value Unit
Depth (d) 150 mm
Flange Width (bf) 120 mm
Flange Thickness (tf) 16.0 mm
Web Thickness (tw) 7.0 mm
Cross-Sectional Area (A) 46.7 cm²
Mass 52.0 kg/m

Elastic Section Properties (Metric)

Property Strong Axis (X-X) Weak Axis (Y-Y) Unit
Moment of Inertia (I) 1,828 461 cm⁴
Elastic Section Modulus (S) 244 77 cm³
Plastic Section Modulus (Z) 282 117 cm³
Radius of Gyration (r) 6.26 3.14 cm

Torsional Properties

Property Value Unit
Torsional Constant (J) 34 cm⁴
Distance Between Flange Centroids (ho) 13.40 cm

Design Resources

Frequently Asked Questions

What is the 150UB52 section depth? The 150UB52 has a nominal depth of 150mm and a flange width of 120mm. The UB is part of the 150mm depth series.

What steel grade is standard for 150UB52? 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 150UB52 beam? 52.0 kg/m. A 12m length weighs approximately 624 kg.

What is the section modulus of 150UB52? Sx = 244 cm³ (strong axis) and Sy = 77 cm³ (weak axis). The plastic section modulus Zx = 282 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.