Investigation on Composition, Mechanical Properties, and Corrosion Resistance of Mg-0.5Ca-X(Sr, Zr, Sn) Biological Alloy

Table 1

The specimens and composition by XRF (mass%).

Rolled alloy specimen	Designed content	Actual content by XRF	Impurity content by XRF (wt%)
Alloy 1	Mg-0.5Ca-1Sr-4Zr	Mg-0.45Ca-0.74Sr-3.99Zr	0.016% Fe,; Si, Cu, Ni undetected.
Alloy 2	Mg-0.5Ca-1Sr-1.5Zr	Mg-0.55Ca-1.07Sr-1.49Zr	0.009% Fe, 0.11% Si,; Cu, Ni undetected.
Alloy 3	Mg-0.5Ca-3.5Sr-1.5Zr	Mg-0.54Ca-3.37Sr-1.37Zr	0.017% Fe, 0.083% Si,; Cu, Ni undetected.
Alloy 4	Mg-0.5Ca-1Sr-0.5Sn	Mg-0.43Ca-1.21Sr-0.48Sn	0.020% Fe, 0.12% Si,; Cu, Ni undetected.