Patent ID: 6818075
Filing Date: 2004-11-16
Classification: C22C

Abstract:
A non-combustible magnesium alloy comprising:Ca at 0.5Ëœ10 wt %; at least one selected from the group consisting of (a) element Al at 0.1Ëœ3 wt %, (b) element La at 0.1Ëœ3 wt %, (c) element Nd at 0.1Ëœ3 wt %, and (4) element Y at 0.005Ëœ3 wt %, wherein at least one of said at least one element selected from said group is Al, La, or Nd; and the balance being magnesium and impurities; said non-combustible magnesium alloy having a magnesium alloy matrix and an oxide layer on the surface of said magnesium alloy matrix, said oxide layer containing a Ca oxide and an oxide of said at least one element Al, La, or Nd that is selected from said group.