This part of prEN 1780 specifies the writing rules for chemical composition of unalloyed aluminium, aluminium alloys and master alloys. Writing rules for unalloyed aluminium are specified in prEN 576. It applies to lingots for remelting and to castings. The five-figure numerical and the chemical symbol based designation systems of materials are specified in prEN 1780-1 and prEN 1780-2, respectively.
Registration number (WIID)
4350
Scope
This part of prEN 1780 specifies the writing rules for chemical composition of unalloyed aluminium, aluminium alloys and master alloys. Writing rules for unalloyed aluminium are specified in prEN 576. It applies to lingots for remelting and to castings. The five-figure numerical and the chemical symbol based designation systems of materials are specified in prEN 1780-1 and prEN 1780-2, respectively.
