镁及镁合金物理特性：
1.密度ρ(20℃)/(g/cm^3)1.738
2.熔点/℃650
3.沸点/℃1107
4.熔化热/(kJ/mol)8.71
5.汽化热/(kJ/mol)134.0
6.比热容c(20℃)/[J/(kg·K)]102.5
7.线胀系数α1/(10^(-6)/K)25.2
8.热导率λ/[W/(m·K)]155.5
9.电阻率ρ/(nΩ·m)44.5
10.电导率к(%IACS)38.6