Duralumin (also called duraluminum, duraluminium, duralum, dural(l)ium, or dural) is a trade name for one of the earliest types of age-hardenablealuminium alloys. The term is a combination of Dürener and aluminium.
Trade name of age-hardenable aluminium alloy
Its use as a trade name is obsolete.
Today the term mainly refers to aluminium–copper alloys, designated as the 2000 series by the international alloy designation system (IADS), as with 2014 and 2024 alloys used in airframe fabrication.