What spec aluminium to use?

[thwang]

hi
is the 1050a half hard or semi hard we use a lot of half hard at work which is very soft.
thwang

[ozzy1]

Lifted this from CKC mag


Grade Properties

1xxx excellent formability,weldability & corrosion resistance.low strength

2xxx excellent machinability & high strength.poor formability,weldability
& corrosion resistance

3xxx formable,corrosion resistant & weldable.moderate strength

4xxx formable,weldable,corrosion resistant

5xxx formable,weldable,excellent corrosion resistantance

6xxx good formability,weldability & corrosion resistance.medium
strength,heat treatable

7xxx machinable with high strength.poor corrosion resistance
& weldability

8xxx excellent formability

[AshG]

i used 5251 1.5mm for everything on my car because it happened to be on offer at parkers the week i ordered it. it was a git to bend and shape use 1.2mm 1050 for anything that need a bend in it