AWS A5.10 R357
Aerospace Material Specification 4246 is aluminum alloy 357. It’s main composition is Aluminum-Silicon-Magnesium that is often used on casting alloys of similar compositions. This alloy does not contain Be. It is mainly used in compressor cases, missile components, air frame castings and fittings.
Available in multiple diameters and sizes in straight length wire and in spools.
Si Fe Mn Cu Zn Mg Al Ti Other impurity Other element
6.5-7.5 0.15 0.03 0.05 0.05 0.45-0.60 Bal 0.20 0.05 0.15