EN AC-42200 (AlSi7Mg0.6) Cast Aluminum
Cast Aluminum Alloys
T6
Property Overview
Density2.6g/cm³
Elastic Modulus70GPa
Tensile Strength320MPa
Yield Strength260MPa
Brinell Hardness89HB
Maximum Service Temperature170°C
Chemical Composition
MN
0 to 0.1%
SI
6.5 to 7.5%
CU
0 to 0.050%
TI
0 to 0.25%
AL
91 to 93.1%
MG
0.45 to 0.7%
RES.
Residuals res. | | 0 to 0.1%
RESIDUALS RES.
0 to 0.1%
ZN
0 to 0.070%
FE
0 to 0.19%
Mechanical
Elastic (Young's, Tensile) Modulus
70 GPa
Elongation at Break
3.0 %
Fatigue Strength
86 MPa
Poisson's Ratio
0.33
Shear Modulus
26 GPa
Tensile Strength: Ultimate (UTS)
320 MPa
Tensile Strength: Yield (Proof)
260 MPa
Hardness
Brinell Hardness
89
Physical
Density
2.6 g/cm 3
Thermal
Latent Heat of Fusion
500 J/g
Maximum Temperature: Mechanical
170 °C
Melting Completion (Liquidus)
610 °C
Melting Onset (Solidus)
600 °C
Specific Heat Capacity
910 J/kg-K
Thermal Conductivity
150 W/m-K
Thermal Diffusivity
66 mm 2 /s
Thermal Expansion
22 µm/m-K
Thermal Shock Resistance
15 points
Electrical
Electrical Conductivity: Equal Volume
40 % IACS
Electrical Conductivity: Equal Weight (Specific)
140 % IACS
Calculated
Resilience: Ultimate (Unit Rupture Work)
9.0 MJ/m 3
Resilience: Unit (Modulus of Resilience)
490 kJ/m 3
Stiffness to Weight: Axial
15 points
Stiffness to Weight: Bending
53 points
Strength to Weight: Axial
34 points
Strength to Weight: Bending
40 points
Environmental
Base Metal Price
9.5 % relative
Embodied Carbon
8.0 kg CO 2 /kg material
Embodied Energy
150 MJ/kg
Embodied Energy
150 MJ/kg 64 x 10 3 BTU/lb
Embodied Water
1110 L/kg
Embodied Water
1110 L/kg 130 gal/lb
Registered Designations & Aliases
AlSi7Mg0.6EN AC-42200EN AC-42200 (AlSi7Mg0.6) Cast Aluminum
Standards
EN 1706 EN 1706: Aluminium and aluminium alloys. Castings. Chemical composition and mechanical properties
EN 1706 EN 1706: Aluminium and aluminium alloys. Castings. Chemical composition and mechanical properties Aluminum: Properties and Physical Metallurgy, John E. Hatch (editor), 1984