Originally Posted by
logansryche
ADC12 - an alloy that's made up of Si,Cu,Mg,Zn,Mn,Fe,Ni,&Sn for metal work such as the creation of intake manifolds and engine blocks.
AC4C - an alloy that's made for use in weaving(so electrical wire possibly?)
LM6 - an alloy also used for weaving.
LM24 - an alloy that's made up of Si,Fe,Mg,Mn,Ni,Zn,Sn,Ti,& Pb. Wasn't able to find out what it's used in.
Hope that helps, found it on trade-metal.com since I don't think SMF has an aluminum grading table anywhere.
-Matt