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AZ80A Magnesium vs. K93600 Alloy

AZ80A magnesium belongs to the magnesium alloys classification, while K93600 alloy belongs to the iron alloys. There are 21 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown. Please note that the two materials have significantly dissimilar densities. This means that additional care is required when interpreting the data, because some material properties are based on units of mass, while others are based on units of area or volume.

For each property being compared, the top bar is AZ80A magnesium and the bottom bar is K93600 alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 46
140
Elongation at Break, % 3.9 to 8.5
5.0 to 35
Shear Strength, MPa 160 to 190
320 to 380
Tensile Strength: Ultimate (UTS), MPa 320 to 340
480 to 810
Tensile Strength: Yield (Proof), MPa 210 to 230
280 to 750

Thermal Properties

Maximum Temperature: Mechanical, °C 130
440
Melting Onset (Solidus), °C 490
1430
Specific Heat Capacity, J/kg-K 990
520
Thermal Conductivity, W/m-K 77
13
Thermal Expansion, µm/m-K 26
7.3

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 59
2.4

Otherwise Unclassified Properties

Density, g/cm3 1.7
8.1

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 12 to 24
21 to 280
Resilience: Unit (Modulus of Resilience), kJ/m3 500 to 600
280 to 2050
Stiffness to Weight: Axial, points 15
9.4
Stiffness to Weight: Bending, points 69
21
Strength to Weight: Axial, points 51 to 55
16 to 28
Strength to Weight: Bending, points 60 to 63
17 to 24
Thermal Diffusivity, mm2/s 45
3.1
Thermal Shock Resistance, points 19 to 20
34 to 57