Aug 2 2013
Topics Covered
Introduction
Chemical Composition
Physical Properties
Mechanical Properties
Thermal Properties
Other Designations
Applications
Introduction
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
Applications
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.