Aug 9 2013
Topics Covered
Introduction
Chemical Composition
Physical Properties
Mechanical Properties
Thermal Properties
Applications
Introduction
Magnesium AS21X1 alloy exhibits extremely good creep resistance. This data sheet will elaborate on the properties and applications of magnesium AS21X1 alloy.
Chemical Composition
The following table shows the chemical composition of magnesium AS21X1 alloy.
|
Element |
Content (%) |
|
Magnesium, Mg |
97 |
|
Aluminum, Al |
1.7 |
|
Silicon, Si |
1.1 |
|
Manganese, Mn |
≥0.40 |
Physical Properties
The physical properties of magnesium AS21X1 alloy are given in the following table.
|
Properties |
Metric |
Imperial |
|
Density |
1.78 g/cm3 |
0.0643 lb/in³ |
Mechanical Properties
The mechanical properties of magnesium AS21X1 alloy are provided in the table below.
|
Properties |
Metric |
Imperial |
|
Yield strength |
130 MPa |
18900 psi |
|
Compressive yield strength |
130 MPa |
18900 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) |
9% |
9% |
Thermal Properties
The following table outlines the thermal properties of magnesium AS21X1 alloy.
|
Properties |
Metric |
Imperial |
|
Thermal expansion co-efficient (@ 0.000-100°C/32-212°F) |
26 µm/m°C |
14.4 µin/in°F |
Applications
Magnesium AS21X1 alloy is typically used in making die castings. Materials made of this alloy are used in all high temperature applications.