AA Standards Grade 2219 T81

Density

2.84 - 3.1 g/cm³ at 20 °C

Elastic modulus

73 - 74 GPa at 20 °C

Elongation

8.2 - 10 % at 20 °C

Elongation A100

5 % at 20 °C

Elongation A50

6 - 10 % 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

26 GPa at 20 °C

Tensile strength

572 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

350 MPa at 20 °C

Yield strength Rp0.2

421 MPa at -196 °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

2.2E-5 - 2.23E-5 1/K at 20 °C

Melting point

540 - 645 °C

Specific heat capacity

860 J/(kg·K) at 20 °C

Thermal conductivity

113 - 172 W/(m·K) at 20 °C

Electrical conductivity

1.60E+7 - 1.74E+8 S/m at 20 °C

Typical value

Electrical resistivity

3.85E-8 - 6.25E-8 Ω·m at 20 °C

Typical value

Specific Electrical conductivity

29 % IACS

Typical/Derived value