JavaScript must be enabled in order to use this site.Please enable JavaScript in your browser and refresh the page. D11.A. New Zealand Codes - Steel Design per NZS 3404-1997 STAAD.Pro is capable of performing steel design based on the New Zealand code NZS 3404-1997 New Zealand Standard for Steel Structures, Parts 1 & 2, including Amendments 1 & 2. D11.A.1 Member Property Specifications D11.A.2 Material Properties D11.A.3 Section Classification D11.A.4 Member Resistance D11.A.5 Member Design D11.A.6 Design Parameters D11.A.7 Output Format Parent topic: D11. New Zealand Codes