310UC118 AS/NZS 3679.1 Grade 300 — Australian Universal Column Section Properties

310UC118 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) 310 mm
Flange Width (bf) 310 mm
Flange Thickness (tf) 12.0 mm
Web Thickness (tw) 8.0 mm
Cross-Sectional Area (A) 97.3 cm²
Mass 118.0 kg/m

Elastic Section Properties (Metric)

Property Strong Axis (X-X) Weak Axis (Y-Y) Unit
Moment of Inertia (I) 18,086 5,959 cm⁴
Elastic Section Modulus (S) 1,167 384 cm³
Plastic Section Modulus (Z) 1,272 581 cm³
Radius of Gyration (r) 13.64 7.83 cm

Torsional Properties

Property Value Unit
Torsional Constant (J) 41 cm⁴
Distance Between Flange Centroids (ho) 29.80 cm

Design Resources

Frequently Asked Questions

What is the 310UC118 section depth? The 310UC118 has a nominal depth of 310mm and a flange width of 310mm. The UC is part of the 310mm depth series.

What steel grade is standard for 310UC118? 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 310UC118 beam? 118.0 kg/m. A 12m length weighs approximately 1,416 kg.

What is the section modulus of 310UC118? Sx = 1,167 cm³ (strong axis) and Sy = 384 cm³ (weak axis). The plastic section modulus Zx = 1,272 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.