EN-MC21110 (MgAl8Zn1) Magnesium
Magnesium Alloys
T4
Property Overview
Density1.7g/cm³
Elastic Modulus46GPa
Tensile Strength270MPa
Yield Strength100MPa
Brinell Hardness58HB
Maximum Service Temperature130°C
Chemical Composition
NI
0 to 0.0020%
MN
0.1 to 0.35%
SI
0 to 0.2%
CU
0 to 0.030%
AL
7.0 to 8.7%
MG
89.6 to 92.6%
RES.
Residuals res. | | 0 to 0.010%
RESIDUALS RES.
0 to 0.010%
ZN
0.35 to 1.0%
FE
0 to 0.0050%
Mechanical
Elastic (Young's, Tensile) Modulus
46 GPa
Elongation at Break
6.7 %
Fatigue Strength
75 MPa
Poisson's Ratio
0.29
Shear Modulus
18 GPa
Shear Strength
160 MPa
Tensile Strength: Ultimate (UTS)
270 MPa
Tensile Strength: Yield (Proof)
100 MPa
Hardness
Brinell Hardness
58
Physical
Density
1.7 g/cm 3
Thermal
Latent Heat of Fusion
350 J/g
Maximum Temperature: Mechanical
130 °C
Melting Completion (Liquidus)
600 °C
Melting Onset (Solidus)
500 °C
Specific Heat Capacity
990 J/kg-K
Thermal Conductivity
80 W/m-K
Thermal Diffusivity
47 mm 2 /s
Thermal Expansion
26 µm/m-K
Thermal Shock Resistance
16 points
Electrical
Electrical Conductivity: Equal Volume
12 % IACS
Electrical Conductivity: Equal Weight (Specific)
61 % IACS
Calculated
Resilience: Ultimate (Unit Rupture Work)
14 MJ/m 3
Resilience: Unit (Modulus of Resilience)
120 kJ/m 3
Stiffness to Weight: Axial
15 points
Stiffness to Weight: Bending
69 points
Strength to Weight: Axial
44 points
Strength to Weight: Bending
54 points
Environmental
Base Metal Price
12 % relative
Embodied Carbon
23 kg CO 2 /kg material
Embodied Energy
160 MJ/kg
Embodied Energy
160 MJ/kg 68 x 10 3 BTU/lb
Embodied Water
990 L/kg
Embodied Water
990 L/kg 120 gal/lb
Registered Designations & Aliases
EN-MC21110 (MgAl8Zn1) MagnesiumMgAl8Zn1
Standards
EN 1753 EN 1753: Magnesium and magnesium alloys. Magnesium alloy ingots and castings