EN AW-6063 T6 vs EN AW-6082 T6

EN AW-6082 T6 and EN AW-6063 T6 are about equally stiff. Their densities are about the same. Per unit mass they are about equally stiff (25.93 and 25.93 MJ/kg). Strength: f_o = 160 MPa for EN AW-6063 T6, f_o = 250 MPa for EN AW-6082 T6.

Side by side

ratio = EN AW-6082 T6 / EN AW-6063 T6 · log scale
Property EN AW-6063 T6 EN AW-6082 T6UnitRatio¼×1×4×
E Young's modulus 70 70 GPa 1×
G Shear modulus 27 27 GPa 1×
ν Poisson's ratio 0.3 0.3 – 1×
ρ Density 2700 2700 kg/m³ 1×
α Coefficient of thermal expansion 23 23 10⁻⁶/K 1×
λ Thermal conductivity — 170 W/(m·K) —
σ_e Electrical conductivity — 24 MS/m —
f_u Tensile strength (R_m) 195 290 MPa 1.49×
f_o 0.2 % proof strength 160 250 MPa 1.56×
f_o,haz 0.2 % proof strength in the heat-affected zone 65 125 MPa 1.92×
f_u,haz Tensile strength in the heat-affected zone 110 185 MPa 1.68×
E/ρ Specific stiffness E/ρ · derived 25.93 25.93 MJ/kg 1×
c₀ Bar wave speed √(E/ρ) · derived 5092 5092 m/s 1×
f/ρ Specific strength f/ρ · derived 59.26 92.59 kJ/kg 1.56×

Values at the first thickness band or product form of each material (EN 1999-1-1 · t ≤ 25 mm · EP, ET, ER/B; EN 1999-1-1 · t ≤ 5 mm · EP/O, EP/H, ET). A minimum and a characteristic value are not the same kind of number — read the ratio as a guide. Each material's page lists every band and every source.