EN-MC65120 (MgRE3Zn2Zr) Magnesium
Magnesium Alloys
Property Overview
Density1.9g/cm³
Elastic Modulus45GPa
Tensile Strength160MPa
Yield Strength110MPa
Brinell Hardness55HB
Maximum Service Temperature180°C
Chemical Composition
NI
0 to 0.0050%
MN
0 to 0.15%
SI
0 to 0.010%
CU
0 to 0.030%
MG
91.8 to 95.1%
RES.
Residuals res. | | 0 to 0.010%
RESIDUALS RES.
0 to 0.010%
UNSPECIFIED RARE EARTHS RARE E.
2.5 to 4.0%
ZN
2.0 to 3.0%
ZR
0.4 to 1.0%
FE
0 to 0.010%
Mechanical
Elastic (Young's, Tensile) Modulus
45 GPa
Elongation at Break
3.1 %
Fatigue Strength
80 MPa
Poisson's Ratio
0.29
Shear Modulus
17 GPa
Shear Strength
92 MPa
Tensile Strength: Ultimate (UTS)
160 MPa
Tensile Strength: Yield (Proof)
110 MPa
Hardness
Brinell Hardness
55
Physical
Density
1.9 g/cm 3
Thermal
Latent Heat of Fusion
330 J/g
Maximum Temperature: Mechanical
180 °C
Melting Completion (Liquidus)
590 °C
Melting Onset (Solidus)
520 °C
Specific Heat Capacity
970 J/kg-K
Thermal Conductivity
100 W/m-K
Thermal Diffusivity
56 mm 2 /s
Thermal Expansion
26 µm/m-K
Thermal Shock Resistance
9.8 points
Electrical
Electrical Conductivity: Equal Volume
25 % IACS
Electrical Conductivity: Equal Weight (Specific)
120 % IACS
Calculated
Resilience: Ultimate (Unit Rupture Work)
4.4 MJ/m 3
Resilience: Unit (Modulus of Resilience)
140 kJ/m 3
Stiffness to Weight: Axial
13 points
Stiffness to Weight: Bending
62 points
Strength to Weight: Axial
23 points
Strength to Weight: Bending
34 points
Environmental
Base Metal Price
25 % relative
Embodied Carbon
25 kg CO 2 /kg material
Embodied Energy
190 MJ/kg
Embodied Energy
190 MJ/kg 83 x 10 3 BTU/lb
Embodied Water
930 L/kg
Embodied Water
930 L/kg 110 gal/lb
Registered Designations & Aliases
EN-MC65120 (MgRE3Zn2Zr) MagnesiumMgRE3Zn2Zr
Standards
EN 1753 EN 1753: Magnesium and magnesium alloys. Magnesium alloy ingots and castings
ISO 16220 ISO 16220: Magnesium and magnesium alloys - Magnesium alloy ingots and castings
ISO 16220 ISO 16220: Magnesium and magnesium alloys - Magnesium alloy ingots and castings EN 1753: Magnesium and magnesium alloys. Magnesium alloy ingots and castings