Advances in Materials Science and Engineering / 2018 / Article / Tab 1

Research Article

Effect of Ca Concentration on Microstructure and Mechanical Properties of As-Cast and As-Extruded Quasicrystal-Strengthened Mg-7.2Zn-2.4Gd Alloy

Table 1

EDS result of the as-cast alloys.

AlloysPointMgZnGdCaPossible phase

376.2321.012.76I-phase + Mg4Zn7

Mg-7.2Zn-2.4Gd-0.16Ca168.527.383.850.27I-phase + Mg4Zn7
277.5619.840.142.46Mg6Zn3Ca2 + Mg4Zn7

398.890.920.070.12Mg6Zn3Ca2 + Mg4Zn7

Mg-7.2Zn-2.4Gd-0.64Ca188.459.082.030.44W-phase + Mg6Zn3Ca2
282.8511.585.440.12W-phase + Ca-containing phase
387.518.563.810.12W-phase + Ca-containing phase
477.6915.206.950.16W-phase + Ca-containing phase

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