310UB92 AS/NZS 3679.1 Grade 300 — Australian Universal Beam Section Properties

310UB92 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) 310 mm
Flange Width (bf) 160 mm
Flange Thickness (tf) 17.0 mm
Web Thickness (tw) 9.0 mm
Cross-Sectional Area (A) 79.2 cm²
Mass 92.0 kg/m

Elastic Section Properties (Metric)

Property Strong Axis (X-X) Weak Axis (Y-Y) Unit
Moment of Inertia (I) 13,265 1,162 cm⁴
Elastic Section Modulus (S) 856 145 cm³
Plastic Section Modulus (Z) 968 223 cm³
Radius of Gyration (r) 12.94 3.83 cm

Torsional Properties

Property Value Unit
Torsional Constant (J) 59 cm⁴
Distance Between Flange Centroids (ho) 29.30 cm

Design Resources

Frequently Asked Questions

What is the 310UB92 section depth? The 310UB92 has a nominal depth of 310mm and a flange width of 160mm. The UB is part of the 310mm depth series.

What steel grade is standard for 310UB92? 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 310UB92 beam? 92.0 kg/m. A 12m length weighs approximately 1,104 kg.

What is the section modulus of 310UB92? Sx = 856 cm³ (strong axis) and Sy = 145 cm³ (weak axis). The plastic section modulus Zx = 968 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.