AZ63A magnesium is an alloy of magnesium. AZ63A is the ASTM designation for this material. M11630 is the UNS number.
It has four 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
Density2.0 g/cm3 (120 lb/ft3)
Elastic (Young's, Tensile) Modulus49 GPa (7.1 x 106 psi)
Elongation at Break2.3 to 8.1 %
Melting Onset (Solidus)450 °C (840 °F)
Modulus of Resilience (Unit Resilience)67 to 150 kJ/m3
Solidification (Pattern Maker's) Shrinkage1.3 %
Specific Heat Capacity980 J/kg-K
Strength to Weight Ratio95 to 140 kN-m/kg
Tensile Strength: Ultimate (UTS)190 to 270 MPa (28 to 39 x 103 psi)
Tensile Strength: Yield (Proof)81 to 120 MPa (12 to 17 x 103 psi)
Thermal Expansion26 µm/m-K
Unit Rupture Work (Ultimate Resilience)3.5 to 3.8 MJ/m3
The length of each bar compares the given value to the highest value in the database.
Magnesium (Mg)88.6 to 92.1 %
Aluminum (Al)5.3 to 6.7 %
Zinc (Zn)2.5 to 3.5 %
Manganese (Mn)0.15 to 0.35 %
Residuals0 to 0.3 %
Silicon (Si)0 to 0.3 %
Copper (Cu)0 to 0.25 %
Nickel (Ni)0 to 0.010 %
ASTM B80: Standard Specification for Magnesium-Alloy Sand Castings
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