EN AC-71100 (71100-T1, AIZn10Si8Mg) Cast Aluminum
Cast Aluminum Alloys
Property Overview
Density2.9g/cm³
Elastic Modulus72GPa
Tensile Strength260MPa
Yield Strength230MPa
Brinell Hardness110HB
Maximum Service Temperature170°C
Chemical Composition
MN
0 to 0.15%
SI
7.5 to 9.5%
CU
0 to 0.1%
TI
0 to 0.15%
AL
78.7 to 83.3%
MG
0.2 to 0.5%
RES.
Residuals res. | | 0 to 0.15%
RESIDUALS RES.
0 to 0.15%
ZN
9.0 to 10.5%
FE
0 to 0.3%
Mechanical
Elastic (Young's, Tensile) Modulus
72 GPa
Elongation at Break
1.1 %
Fatigue Strength
150 MPa
Poisson's Ratio
0.32
Shear Modulus
27 GPa
Tensile Strength: Ultimate (UTS)
260 MPa
Tensile Strength: Yield (Proof)
230 MPa
Hardness
Brinell Hardness
110
Physical
Density
2.9 g/cm 3
Thermal
Latent Heat of Fusion
490 J/g
Maximum Temperature: Mechanical
170 °C
Melting Completion (Liquidus)
580 °C
Melting Onset (Solidus)
520 °C
Specific Heat Capacity
860 J/kg-K
Thermal Expansion
22 µm/m-K
Thermal Shock Resistance
12 points
Electrical
Electrical Conductivity: Equal Volume
32 % IACS
Electrical Conductivity: Equal Weight (Specific)
97 % IACS
Calculated
Resilience: Ultimate (Unit Rupture Work)
2.8 MJ/m 3
Resilience: Unit (Modulus of Resilience)
360 kJ/m 3
Stiffness to Weight: Axial
14 points
Stiffness to Weight: Bending
47 points
Strength to Weight: Axial
25 points
Strength to Weight: Bending
31 points
Environmental
Base Metal Price
9.5 % 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
1010 L/kg
Embodied Water
1010 L/kg 120 gal/lb
Registered Designations & Aliases
71100-T1AIZn10Si8MgEN AC-71100EN AC-71100 (71100-T1, AIZn10Si8Mg) 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 Handbook of Aluminum vol. 2: Alloy Production and Materials Manufacturing, George Totten and D. Scott MacKenzie (editors), 2003