C - Chemistry – Metallurgy – 22 – C
Patent
C - Chemistry, Metallurgy
22
C
75/82, 148/35.4
C22C 21/08 (2006.01) C22C 21/06 (2006.01) C22F 1/04 (2006.01)
Patent
CA 1181617
Abstract of the Disclosure A wrought aluminum alloy product is disclosed. The alloy comprises 0.5 to 10 wt.% Mg, 0 to 0.35 wt.% Cr, at least 0.005 wt.% Sr, less than 1 wt.% Fe, 3.5 wt.% max. Zn, 1 wt.% max. Cu, 0.3 wt.% max. Ti, the remainder aluminum and incidental impurities, and wherein the alloy further comprises either: (a) 0.1 to 1.6 wt.% Mn and 1 wt.% max. Si, and the product has at least one intermetallic phase of the type containing Al-Fe-Si, Al-Fe-Mn and Al-Fe-Mn-Si, wherein at least one of such phases is refined; or (b) 0.3 wt.% max. Mn and 0.3 wt.% max. free Si, and the product has an intermetallic phase of the type containing Al-Fe in a refined condition.
392865
Rogers Ralph W. Jr.
Stumpf Harry C.
Vernam William D.
Aluminum Company Of America
Smart & Biggar
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