Discovering and developing technology
Precipitation hardening of aluminum alloys
Article REF: M240 V1
Discovering and developing technology
Precipitation hardening of aluminum alloys

Authors : Bruno DUBOST, Pierre SAINFORT

Publication date: October 10, 1991 | Lire en français

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1. Discovering and developing technology

When maintained at temperatures below 250°C, after being subjected to high temperatures (450°C or more), certain aluminum alloys increase their mechanical strength (figure 1 ). Wilm 's discovery in 1906 of this phenomenon of structural hardening of light alloys by ageing led to the development of the first industrial alloy, Duralumin,...

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