Paper 9.1 - Steel Innovations Conference 2013 Christchurch-Ver4.pdf
Paper 9.1 - Steel Innovations Conference 2013 Christchurch-Ver4.pdf
Paper 9.1 - Steel Innovations Conference 2013 Christchurch-Ver4.pdf
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Modern Structural <strong>Steel</strong><br />
• Strengthening structural steel by<br />
- grain refinement (reduce size)<br />
- solid solution strengthening<br />
- precipitation hardening<br />
• Increase Toughness & reduce Transition Temp. by<br />
- grain size reduction<br />
• These achieved by Al treatment, addition of micro-alloying<br />
elements, Nb, V & Ti together with controlled rolling.