Magnesium AS41XA-F (UNS M10410) Alloy

Topics Covered

Chemical Composition
Physical Properties
Mechanical Properties
Thermal Properties
Other Designations


Magnesium AS41XA-F alloy exhibits good tensile and tensile yield strength and good elongation. Its creep resistance is superior to AZ91A, AZ91B, AZ91D and AM60A alloys.

This data sheet will elaborate on the properties and applications of magnesium AS41XA-F alloy.

Chemical Composition

The following table shows the chemical composition of magnesium AS41XA-F alloy.

Element Content (%)
Magnesium, Mg 94
Aluminum, Al 3.5-5
Silicon, Si 0.5-1.5
Manganese, Mn 0.2-0.5
Zinc, Zn ≤0.12
Copper, Cu ≤0.060
Nickel, Ni ≤0.030

Physical Properties

The physical properties of magnesium AS41XA-F alloy are given in the following table.

Properties Metric Imperial
Density 1.77 g/cc 0.0639 lb/in³
Melting Point 565-620°C 1050-1150°F

Mechanical Properties

The mechanical properties of magnesium AS41XA-F alloy are listed in the table below.

Properties Metric Imperial
Tensile Strength 220 MPa 31900 psi
Yield strength (@strain 0.200%) 150MPa 21800 psi
Compressive yield strength (@0.2% offset) 150MPa 21800 psi
Shear modulus (estimated from similar Mg alloys) 17 GPa 2470 ksi
Elastic modulus (in tension) 45 GPa 6530 ksi
Poisson's ratio (estimated from similar Mg alloys) 0.35 0.35
Elongation at break (in 50 mm) 4% 4%
Machinability 100% 100%

Thermal Properties

The following table outlines the thermal properties of magnesium AS41XA-F alloy.

Properties Metric Imperial
Thermal expansion co-efficient (@ 0.000-100°C/32-212°F) 26.1 µm/m°C 14.5 µin/in°F
Thermal Conductivity 68 W/mK 472 BTU in/hr.ft².°F

Other Designations

Some of the other designations that are used to denote magnesium AS41XA-F alloy are:-

  • ASTM B 94
  • European EN 1753 MC 21320


Magnesium AS41XA-F alloy is typically used in as-cast condition (F) in automotive structural die casting parts that operate at temperatures of 350°F.

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