AZ80A-T5

Material Data Sheet

Magnesium alloys have been developed primarily for use in the automobile and aerospace sectors due to their lightweight properties. Magnesium AZ80A-T5 alloy is similar to but stronger than, magnesium grade AZ61A-F alloy.

Chemical Composition

 

 

ElementContent (%)
Magnesium, Mg91.0
Aluminum, Al7.8 – 9.2
Zinc, Zn0.2 – 0.80
Manganese, Mn≤ 0.12
Silicon, Si≤ 1.0
Copper, Cu≤ 0.05
Iron, Fe≤ 0.005
Nickel, Ni≤ 0.005
Physical Properties
Properties Metric Imperial
Density 1.80 g/cc 0.065 lb/in³
Melting Point 427 °C 801 °F
Mechanical Properties
Properties Metric Imperial
Hardness, Brinell 82 82
Hardness, Knoop 106 106
Hardness, Rockwell A 35 35
Hardness, Rockwell B 50 50
Hardness, Vickers 93 93
Tensile Strength, Ultimate 380 MPa 55100 psi
Tensile Strength, Yield 275 MPa 39900 psi
Elongation at Break 7.0% 7.0%
Tensile Modulus 45.0 GPa 6530 ksi
Compressive Yield Strength 240 MPa 34800 psi
Poissons Ratio 0.35 0.35
Machinability 100% 100%
Shear Modulus 17.0 GPa 2470 ksi
Shear Strength 165 MPa 23900 psi
Applications

Forgings in AZ80A find application in high strength
parts for:

  • Satellites
  • Helicopter gearboxes and rotor hubs
  • Bicycle frames
  • Roadwheels
  • Missile frames and
    interstage fairings
  • Brake housings and landing gear struts.

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