238.0 (238.0-F) Cast Aluminum
Cast Aluminum Alloys
Property Overview
Density3.4g/cm³
Elastic Modulus76GPa
Tensile Strength210MPa
Yield Strength170MPa
Brinell HardnessUnknown
Maximum Service Temperature170°C
Chemical Composition
SI
3.6 to 4.4%
CU
9.5 to 10.5%
AL
81.9 to 84.9%
MG
0 to 0.25%
ZN
1.0 to 1.5%
FE
1.0 to 1.5%
Mechanical
Elastic (Young's, Tensile) Modulus
76 GPa
Elongation at Break
1.5 %
Fatigue Strength
110 MPa
Poisson's Ratio
0.33
Shear Modulus
28 GPa
Tensile Strength: Ultimate (UTS)
210 MPa
Tensile Strength: Yield (Proof)
170 MPa
Physical
Density
3.4 g/cm 3
Thermal
Latent Heat of Fusion
430 J/g
Maximum Temperature: Mechanical
170 °C
Melting Completion (Liquidus)
600 °C
Melting Onset (Solidus)
510 °C
Specific Heat Capacity
840 J/kg-K
Thermal Conductivity
100 W/m-K
Thermal Diffusivity
37 mm 2 /s
Thermal Expansion
21 µm/m-K
Thermal Shock Resistance
9.1 points
Electrical
Electrical Conductivity: Equal Volume
25 % IACS
Electrical Conductivity: Equal Weight (Specific)
67 % IACS
Calculated
Resilience: Ultimate (Unit Rupture Work)
2.9 MJ/m 3
Resilience: Unit (Modulus of Resilience)
180 kJ/m 3
Stiffness to Weight: Axial
12 points
Stiffness to Weight: Bending
42 points
Strength to Weight: Axial
17 points
Strength to Weight: Bending
23 points
Environmental
Base Metal Price
12 % relative
Embodied Carbon
7.4 kg CO 2 /kg material
Embodied Energy
140 MJ/kg
Embodied Energy
140 MJ/kg 59 x 10 3 BTU/lb
Embodied Water
1040 L/kg
Embodied Water
1040 L/kg 120 gal/lb
Registered Designations & Aliases
238.0 (238.0-F) Cast Aluminum238.0-FA02380