TRUECORE
Overview
TRUECORE® steel is a zinc/aluminium alloy coated steel with a distinctive blue resin surface finish. It is manufactured by BlueScope Steel specifically for the house framing market.
Why This Is Important
Made from BlueScope steel
Meets Australian Standards
Stronger (inner strength)
Greater quality control with fewer defects
Better corrosion protection and durability
Insecticide free
Reliable supply
After-sales support
What Is TRUECORE®
TRUECORE® steel is produced by BlueScope, the manufacturers of COLORBOND® steel. It is manufactured to all relevant Australian standards and tested for quality and consistency.
Features and Benefits of TRUECORE®
Frames made from TRUECORE® steel are strong and durable
Prefabricated and dimensionally accurate frames that are straight and true
Not treated with insecticides, making it suitable for minimising insecticide use
100% termite and borer proof
Will not shrink, twist or warp over time
Reduces the likelihood of sticking windows, jammed doors and wavy roof lines
Steel stud frames will not catch fire and may assist in meeting severe flame zone requirements
Distinctive blue finish incorporates BlueScope’s Activate® technology for enhanced corrosion resistance
High strength-to-weight ratio allowing wide spans and flexible modern designs
Manufactured and tested by BlueScope with a 50-year warranty for eligible applicants
Tips, Best Practices & Troubleshooting
Ensure TRUECORE® steel is specified where termite resistance and dimensional stability are required.
Confirm warranty eligibility and conditions through BlueScope documentation.
Use TRUECORE® framing to support fire performance and durability requirements.
Related Resources
AMIA (Advance Metal Industries Australia)
Review & Updates
Version History:
v1.0 – 15 June 2021
v2.0 – 06 January 2026
Article Information
Category: Suppliers & Materials
Target Audience: Estimators, Franchisees, Sales Teams
Business Owner:
Version: v2.0
Last Reviewed: 06 January 2026

