US 11,807,918 B2
Aluminum alloy for die casting and method for manufacturing aluminum alloy casting using the same
Byong Soo Kim, Gyeonggi-do (KR); Il Huh, Seoul (KR); and Jung Mok Lee, Daegu (KR)
Assigned to Hyundai Motor Company, Seoul (KR); Kia Motors Corporation, Seoul (KR); and SJ Tech Co., Ltd., Daegu (KR)
Filed by Hyundai Motor Company, Seoul (KR); Kia Motors Corporation, Seoul (KR); and SJ TECH CO., LTD., Daegu (KR)
Filed on Oct. 28, 2018, as Appl. No. 16/172,813.
Claims priority of application No. 10-2018-0043723 (KR), filed on Apr. 16, 2018.
Prior Publication US 2019/0316231 A1, Oct. 17, 2019
Int. Cl. C22C 21/02 (2006.01); B22D 21/00 (2006.01)
CPC C22C 21/02 (2013.01) [B22D 21/007 (2013.01)] 7 Claims
OG exemplary drawing
 
1. An aluminum alloy for a die casting, consisting of,
silicon (Si) in an amount of 7.5 to 9.5 wt %;
magnesium (Mg) in an amount of 2.5 to 3.5 wt %;
iron (Fe) in an amount of 0.7 to 1.0 wt %;
manganese (Mn) in an amount of 0.1 to 0.6 wt %;
inevitable impurities, and
aluminum (Al) constituting the remaining balance of the aluminum alloy,
all the wt % based on the total weight of the aluminum alloy.