Alloy temper	Coefficient of thermal expansion (20)μm/m.k	Melting point range(℃)	Conductivity ( %IACS )	Resistivity Ωmm2/m	Density (g/cm3)
5052 H112	23.2	500 – 635	30	0.058	2.82
5083 H112	23.8	607 – 650	35	0.050	2.72
6061 T651	23.4	570 – 640	29	0.059	2.72
7050 T7451	23.6	580 – 650	43	0.040	2.73
7075 T651	23.5	490 – 630	41	0.0415	2.82
2024 T351	23.6	475 – 635	33	0.0515	2.82