AZ80A magnesium is an alloy of magnesium. AZ80A is the ASTM designation for this material. M11800 is the UNS number.
It has three common variants, each represented as a separate material. The Material Properties section below shows ranges encompassing all variants. For more specific values, follow the links in the Variant Materials section.
Base Metal Price20 % rel
Density1.9 g/cm3 (120 lb/ft3)
Elastic (Young's, Tensile) Modulus47 GPa (6.8 x 106 psi)
Electrical Conductivity11 % IACS
Electrical Resistivity Order of Magnitude-7 10x Ω-m
Elongation at Break4.0 to 8.5 %
Fatigue Strength (Endurance Limit)150 MPa (22 x 103 psi)
Modulus of Resilience (Unit Resilience)470 to 560 kJ/m3
Shear Strength160 to 170 MPa (23 to 25 x 103 psi)
Specific Heat Capacity1050 J/kg-K
Strength to Weight Ratio170 kN-m/kg
Tensile Strength: Ultimate (UTS)320 to 330 MPa (46 to 48 x 103 psi)
Tensile Strength: Yield (Proof)210 to 230 MPa (30 to 33 x 103 psi)
Thermal Conductivity39 W/m-K
Thermal Diffusivity20 m2/s
Thermal Expansion26 µm/m-K
Unit Rupture Work (Ultimate Resilience)11 to 12 MJ/m3
The length of each bar compares the given value to the highest value in the database.
Magnesium (Mg)89 to 91.9 %
Aluminum (Al)7.8 to 9.2 %
Zinc (Zn)0.2 to 0.8 %
Manganese (Mn)0.12 to 0.5 %
Residuals0 to 0.3 %
Silicon (Si)0 to 0.1 %
Copper (Cu)0 to 0.050 %
Iron (Fe)0 to 0.0050 %
Nickel (Ni)0 to 0.0050 %
ASTM B107: Standard Specification for Magnesium-Alloy Extruded Bars, Rods, Profiles, Tubes, and Wire
ASTM B91: Standard Specification for Magnesium-Alloy Forgings
Environmental Degradation of Advanced and Traditional Engineering Materials, Lloyd H. Hihara et al., 2014.
Properties and Selection: Nonferrous Alloys and Special-Purpose Materials, ASM Handbook vol. 2, ASM International, 1993