AA Standards Grade 2024 T4

Density

2.78 - 3 g/cm³ at 20 °C

Elastic modulus

73 GPa at 20 °C

Elongation

19 % at -195 °C

Elongation in 50 mm

Elongation A100

9 - 17 % at 20 °C

Elongation A50

10 - 20 % at 20 °C

Hardness, Brinell

120 [-] at 20 °C

Plane-Strain Fracture Toughnes

22 - 35 MPa·√m at 20 °C

Typical for Wrought 2000 Series Aluminium

Poisson's ratio

0.33 [-] at 20 °C

Typical for Wrought 2000 Series Aluminium

Shear modulus

28 GPa at 20 °C

Tensile strength

580 MPa at -195 °C

up to 10000 h at temperature, at 35 MPa/min to yield strength and then at strain rate of 5%/min to fracture

Yield strength

320 MPa at 20 °C

Yield strength Rp0.2

338 MPa at -80 °C

up to 10000 h at temperature, at 35 MPa/min to yield strength and then at strain rate of 5%/min to fracture

Coefficient of thermal expansion

2.3E-5 - 2.32E-5 1/K at 20 °C

Melting point

500 - 635 °C

Specific heat capacity

870 J/(kg·K) at 20 °C

Thermal conductivity

120 - 193 W/(m·K) at 20 °C

Electrical conductivity

1.70E+7 - 1.74E+8 S/m at 20 °C

Typical value

Electrical resistivity

3.45E-8 - 5.88E-8 Ω·m at 20 °C

Typical value

Specific Electrical conductivity

29 % IACS

Typical/Derived value