Historical
SAE AMS 4261E-1998 (SAE AMS4261E-1998)
Aluminum Alloy, Castings, Investment 7.0Si 0.30Mg, (356.0-T51), Precipitation Heat Treated ( Reaffirmed: Apr 2006 )
This specification covers an aluminum alloy in the form of investment castings. These castings have been used typically for small, intricate parts cast to approximately final dimensions, but usage is not limited to such applications.
Society of Automotive Engineers [sae]