Magnesium alloy as an aluminum hardener

Details Magnesium alloy as an aluminum hardener Magnesium alloy as an aluminum hardener

1995-06-06

1997-10-14

Ip, Sikyin

Metal treatment

Process of modifying or maintaining internal physical...

With casting or solidifying from melt

148549, 148666, C21D 109

Patent

active

056767749

ABSTRACT:
A process for producing a magnesium alloy aluminum hardener comprises the steps of providing magnesium alloy scrap, wherein the scrap comprises aluminum present in a range of 1-10 wt. % based on the weight of the scrap and at least one of zinc present in a range of 0.1-3 wt. % based on the weight of the scrap and manganese present in a range of 0.1-3 wt. % based on the weight of the scrap, wherein a remaining portion of the scrap comprises magnesium; providing molten aluminum; and adding the scrap to the molten aluminum until the hardener is produced having a magnesium content in a range of 64-72 wt. % based on the weight of the hardener, with a remaining portion of the hardener comprising aluminum and at least one of zinc and manganese.

REFERENCES:
patent: 2362147 (1944-11-01), Mondolfo
patent: 5248477 (1993-09-01), Green et al.
Orive, J. Villate, "Vacuum Degasification of Light and Semilight Alloys", Rev. Met. (Madrid) 1972, 8(4), Abstract.

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