Magnesium ZC-63A-T6 (UNS M16631)

Image of Magnesium ZC-63A-T6 bars
Credit: CSIRO, CC BY 3.0, via Wikimedia Commons

ZC-63A-T6 is a magnesium alloy that is used for casting applications. It is a solution heat treated and artificially aged alloy that has good castability, strength, and machinability.

Chemical Composition
ElementMinMax
MagnesiumRemainder
Copper2.4%3.0%
Manganese0.25%0.75%
Nickel0.01%
Silicon0.20%
Zinc5.5%6.5%
Residuals0.30%

The following table provides a list of magnesium ZC-63A-T6 properties in both SI and US customary/Imperial units.

Click on the icon to switch between Metric and Imperial units.

Table of Magnesium ZC-63A-T6 Properties
Physical Properties
Metric
Density1870 kg/m3
Mechanical PropertiesMetric
Tensile Strength (Ultimate)248 MPa
Tensile Strength (Yield)172 MPa
Young’s Modulus (E)45 GPa
Shear Modulus (G)17 GPa
Elongation at Break in 50 mm4%
Poisson’s Ratio (ν)0.27
Brinell Hardness 500 kg load, 10 mm ball55 - 65
Thermal PropertiesMetric
Melting Point465 - 635 °C
Solidus465 °C
Liquidus635 °C
Thermal Conductivity122 W/m·K
Specific Heat Capacity (Cp) Typical value for Mg alloys0.960 J/g·°C
Coefficient of Thermal Expansion (αL)27 1/°C
Electrical PropertiesMetric
Electrical Resistivity5.40×10-6 Ω·cm

The values in this table are approximate and can vary depending on various factors such as the specific manufacturing process and heat treatment applied to the alloy.

Advantages & Disadvantages of Magnesium ZC-63A-T6

AdvantagesDisadvantages
StrongLow melting point
LightweightCorrosion prone
MachinablePoor thermal conductivity
WeldableHigh cost

Applications of Magnesium ZC-63A-T6

Magnesium ZC-63A-T6 is a versatile alloy that can be used in a variety of applications, including:

  • Automotive industry: Magnesium ZC-63A-T6 is used to make engine blocks, cylinder heads, suspension components, and wheels.
  • Aerospace industry: Magnesium ZC-63A-T6 is used to make aircraft parts, missiles, and rockets.
  • Marine industry: Magnesium ZC-63A-T6 is used to make boat hulls, propellers, and rudders.
  • Industrial sector: Magnesium ZC-63A-T6 is used to make machine tools, robotics, and medical devices.
  • Consumer goods sector: Magnesium ZC-63A-T6 is used to make sporting goods, furniture, and jewelry.
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