RO
SR EN 1780-1:1998
Aluminium and aluminium alloys. Designation of unalloyed and alloyed aluminium ingots for remelting, master alloys and castings. Part 1: Numerical designation system
This part of EN 132/14 describes a five-figure numerical designation system of unalloyed aluminium, aluminium alloys and master alloys. It applies to ingots for remelting and to castings and applies to both CEN and AECMA alloys. An alternative chemical symbol based designation system is described in EN 1780-2. Writing rules for chemical composition are described in EN 1780-3.
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Status :
Withdrawn
Approval date : 8/26/1997
Publish date : 8/27/1997
Withdrawal date : 4/17/2003
Number of pages : 10
ICS : 77.150.10 Alluminium products
Technical Committee : 171 - Metals and non-ferrous alloys
- Normative reference SR EN 1780-3:1998
- Normative reference SR EN 576:1997
- Normative reference SR EN 1780-2:1998
- Replaced by SR EN 1780-1:2003