AS41A (AS41A-F, M10410) Magnesium

AS41A magnesium is an alloy of magnesium. It is typically furnished in the as-fabricated (no temper or treatment) condition. AS41A is the ASTM designation for this material. M10410 is the UNS number.

Material Properties

Base Metal Price20 % rel

Density1.8 g/cm3 (110 lb/ft3)

Elastic (Young's, Tensile) Modulus48 GPa (7.0 x 106 psi)

Elongation at Break11 %

Melting Onset (Solidus)570 °C (1060 °F)

Modulus of Resilience (Unit Resilience)200 kJ/m3

Poisson's Ratio0.29

Specific Heat Capacity1000 J/kg-K

Strength to Weight Ratio130 kN-m/kg

Tensile Strength: Ultimate (UTS)230 MPa (33 x 103 psi)

Tensile Strength: Yield (Proof)140 MPa (20 x 103 psi)

Thermal Expansion24 µm/m-K

Unit Rupture Work (Ultimate Resilience)22 MJ/m3

The length of each bar compares the given value to the highest value in the database.

Alloy Composition

Magnesium (Mg)92.8 to 95.8 %

Aluminum (Al)3.5 to 5.0 %

Silicon (Si)0.5 to 1.5 %

Manganese (Mn)0.2 to 0.5 %

Zinc (Zn)0 to 0.12 %

Copper (Cu)0 to 0.060 %

Nickel (Ni)0 to 0.030 %

Further Reading

ASTM B94: Standard Specification for Magnesium-Alloy Die Castings

Environmental Degradation of Advanced and Traditional Engineering Materials, Lloyd H. Hihara et al., 2014.

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