Aug 5 2013
Topics Covered
Introduction
Chemical Composition
Physical Properties
Mechanical Properties
Thermal Properties
Introduction
Magnesium ZC63-T6 alloy has pressure-tight casting, good weldability and high elevated temperature strength.
The following datasheet gives an overview of magnesium ZC63-T6 alloy.
Chemical Composition
The following table shows the chemical composition of magnesium ZC63-T6 alloy.
|
Element |
Content (%) |
|
Magnesium, Mg |
91 |
|
Zinc, Zn |
5.5-6.5 |
|
Copper, Cu |
2.4-3 |
|
Manganese, Mn |
0.25-0.75 |
|
Silicon, Si |
≤0.20 |
|
Nickel, Ni |
≤0.010 |
Physical Properties
The physical properties of magnesium ZC63-T6 alloy are given in the following table.
|
Properties |
Metric |
Imperial |
|
Density |
1.87 g/cm3 |
0.0676 lb/in3 |
|
Melting point |
465-635°C |
869-1180°F |
Mechanical Properties
The mechanical properties of extruded magnesium ZC63-T6 alloy are listed in the following table.
|
Properties |
Metric |
Imperial |
|
Tensile strength |
210 MPa |
30500 psi |
|
Yield strength (@ strain 0.200%) |
125 MPa |
18100 psi |
|
Shear modulus |
17 GPa |
2470 ksi |
|
Elastic modulus |
45 GPa |
6530 ksi |
|
Poisson's ratio |
0.27 |
0.27 |
|
Elongation at break (in 50 mm) |
4% |
4% |
|
Brinell hardness (500 kg load, 10 mm ball) |
60 |
60 |
|
Knoop hardness (estimated from Brinell) |
80 |
80 |
|
Vickers hardness (estimated from Brinell) |
68 |
68 |
Thermal Properties
The following table outlines the thermal properties of magnesium ZC63-T6 alloy.
|
Properties |
Metric |
Imperial |
|
Thermal expansion co-efficient (@ 0.000-100°C/32-212°F) |
26 µm/m°C |
14.4 µin/in°F |
|
Thermal conductivity |
122 W/mK |
847 BTU in/hr.ft2.°F |