Product Review

A6061 Physical properties Density (ρ)2.70 g/cm3 Mechanical properties Young's modulus (E)68.9 GPa (9,990 ksi) Tensile strength (σt)124-290 MPa (18.0-42.1 ksi) Elongation (ε) at break12-25% Poisson's ratio (ν)0.33 Thermal properties Melting temperature (Tm)585 °C (1,085 °F) Thermal conductivity (k)151-202 W/(m·K) Linear thermal expansion coefficient (α)2.32×10-5 K-1 Specific heat capacity (c)897 J/(kg·K) Electrical properties Volume resistivity (ρ)32.5-39.2 nOhm·m 6061 is a precipitation-hardened aluminum alloy, containing magnesium and silicon as its major alloying elements. Originally called "Alloy 61S", it was developed in 1935. It has good mechanical properties, exhibits good weldability, and is very commonly extruded (second in popularity only to 6063). It is one of the most common alloys of aluminum for general-purpose use.