AS/NZS 5131 Structural steelwork – Fabrication and erection

The Australian and New Zealand standard for fabricating and erecting structural steelwork, using construction categories CC1–CC4 to scale the requirements.

CodeAS/NZS 5131Issued byStandards Australia / Standards New ZealandFieldFabrication & erection

What it covers

Materials and traceability, fabrication, welding (with AS/NZS 1554 series), bolting, erection, surface treatment, tolerances, inspection and documentation.
Construction categories CC1 to CC4 chosen from the importance level, service category and fabrication/erection category.

Key points for fabricators

Requirements for traceability, inspection and test plans grow with the construction category.
Exporters to Australia and New Zealand are often asked for third-party certification of their compliance.

How PEB Studio supports it

The same QC workflow, inspection queue, NCR flow and traceability reports used for EN 1090-2 apply; select AS/NZS 1554.1 as the acceptance standard on the inspection steps.

This page is a summary for orientation. Always work from the edition of the standard named in the project specification.

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Aggiornato il 01 Nov 2026

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