EN-MC21110 (MgAl8Zn1) Magnesium
EN-MC21110 magnesium is a magnesium alloy. MC21110 is the EN numeric designation for this material. MgAl8Zn1 is the EN chemical designation. Additionally, the British Standard (BS) designation is MAG 1. And the AFNOR (French) designation is G-A6Z.
The properties of EN-MC21110 magnesium include two common variations. This page shows summary ranges across both of them. For more specific values, follow the links immediately below. The graph bars on the material properties cards further below compare EN-MC21110 magnesium to other magnesium alloys (top) and the entire database (bottom). A full bar means this is the highest value in the relevant set. A half-full bar means it's 50% of the highest, and so on.
Mechanical Properties
Brinell Hardness
58 to 63
Elastic (Young's, Tensile) Modulus
46 GPa 6.6 x 106 psi
Elongation at Break
2.8 to 6.7 %
Fatigue Strength
75 to 78 MPa 11 x 103 psi
Poisson's Ratio
0.29
Shear Modulus
18 GPa 2.6 x 106 psi
Shear Strength
120 to 160 MPa 17 to 23 x 103 psi
Tensile Strength: Ultimate (UTS)
200 to 270 MPa 29 to 39 x 103 psi
Tensile Strength: Yield (Proof)
100 to 120 MPa 15 to 17 x 103 psi
Thermal Properties
Latent Heat of Fusion
350 J/g
Maximum Temperature: Mechanical
130 °C 260 °F
Melting Completion (Liquidus)
600 °C 1120 °F
Melting Onset (Solidus)
500 °C 930 °F
Specific Heat Capacity
990 J/kg-K 0.24 BTU/lb-°F
Thermal Conductivity
80 W/m-K 46 BTU/h-ft-°F
Thermal Expansion
26 µm/m-K
Electrical Properties
Electrical Conductivity: Equal Volume
12 % IACS
Electrical Conductivity: Equal Weight (Specific)
61 % IACS
Otherwise Unclassified Properties
Base Metal Price
12 % relative
Density
1.7 g/cm3 110 lb/ft3
Embodied Carbon
23 kg CO2/kg material
Embodied Energy
160 MJ/kg 68 x 103 BTU/lb
Embodied Water
990 L/kg 120 gal/lb
Common Calculations
Resilience: Ultimate (Unit Rupture Work)
4.9 to 14 MJ/m3
Resilience: Unit (Modulus of Resilience)
120 to 150 kJ/m3
Stiffness to Weight: Axial
15 points
Stiffness to Weight: Bending
69 points
Strength to Weight: Axial
33 to 44 points
Strength to Weight: Bending
45 to 54 points
Thermal Diffusivity
47 mm2/s
Thermal Shock Resistance
12 to 16 points
Alloy Composition
Mg | 89.6 to 92.6 | |
Al | 7.0 to 8.7 | |
Zn | 0.35 to 1.0 | |
Mn | 0.1 to 0.35 | |
Si | 0 to 0.2 | |
Cu | 0 to 0.030 | |
Fe | 0 to 0.0050 | |
Ni | 0 to 0.0020 | |
res. | 0 to 0.010 |
All values are % weight. Ranges represent what is permitted under applicable standards.
Followup Questions
Similar Alloys
Further Reading
EN 1753: Magnesium and magnesium alloys. Magnesium alloy ingots and castings