The aluminium association has a designation system for aluminium alloys which are denoted by __________ digits.(a) 23(b) 2(c) 9(d) 4This question was addressed to me in my homework.The origin of the question is Wrought Aluminium and it’s Alloys in section Wrought Aluminium Alloys of Aerospace Materials & Processes

The aluminium association has a designation system for aluminium alloy

1.	The aluminium association has a designation system for aluminium alloys which are denoted by __________ digits.(a) 23(b) 2(c) 9(d) 4This question was addressed to me in my homework.The origin of the question is Wrought Aluminium and it’s Alloys in section Wrought Aluminium Alloys of Aerospace Materials & Processes
Answer» The CORRECT option is (d) 4 The explanation is: The aluminium association has a designation system for aluminium alloys that are DENOTED by four digits. The four digits of numbers represent DIFFERENT PARAMETERS of the material, aluminium alloys.

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