Patent ID: 11932925
Assignee: NOVELIS INC.
Field: Materials, metallurgy (Chemistry)
Classification: CPC C  B | IPC B  C

Claim 9:
10. An aluminum alloy, comprising:
from 0.01 wt. % to 5.0 wt. % Mg;
from 0.01 wt. % to 8.0 wt. % Zn;
up to 5.0 wt. % Si;
up to 1.0 wt. % Fe;
up to 0.25 wt. % impurities; and
Al; wherein the Mg and Zn are present in a ratio of from 100:1 to 10:1 of Mg to Zn by weight; wherein the aluminum alloy has a coverage percent of 18% or less during filiform corrosion testing according to ISO 4623-2(2016).