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QE22A Magnesium vs. ASTM A182 Grade F3V

QE22A magnesium belongs to the magnesium alloys classification, while ASTM A182 grade F3V belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (7, 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 QE22A magnesium and the bottom bar is ASTM A182 grade F3V.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 80
210
Elastic (Young's, Tensile) Modulus, GPa 44
190
Elongation at Break, % 2.4
20
Fatigue Strength, MPa 110
330
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 17
74
Shear Strength, MPa 150
410
Tensile Strength: Ultimate (UTS), MPa 250
660
Tensile Strength: Yield (Proof), MPa 190
470

Thermal Properties

Latent Heat of Fusion, J/g 340
250
Maximum Temperature: Mechanical, °C 250
470
Melting Completion (Liquidus), °C 640
1470
Melting Onset (Solidus), °C 570
1430
Specific Heat Capacity, J/kg-K 970
470
Thermal Conductivity, W/m-K 110
39
Thermal Expansion, µm/m-K 27
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
7.6
Electrical Conductivity: Equal Weight (Specific), % IACS 120
8.8

Otherwise Unclassified Properties

Density, g/cm3 2.0
7.9
Embodied Carbon, kg CO2/kg material 27
2.3
Embodied Energy, MJ/kg 220
33

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 5.5
120
Resilience: Unit (Modulus of Resilience), kJ/m3 400
590
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 60
24
Strength to Weight: Axial, points 36
23
Strength to Weight: Bending, points 46
21
Thermal Diffusivity, mm2/s 59
10
Thermal Shock Resistance, points 15
19

Alloy Composition

Boron (B), % 0
0.0010 to 0.0030
Carbon (C), % 0
0.050 to 0.18
Chromium (Cr), % 0
2.8 to 3.2
Copper (Cu), % 0 to 0.1
0
Iron (Fe), % 0
94.4 to 95.7
Magnesium (Mg), % 93.1 to 95.8
0
Manganese (Mn), % 0
0.3 to 0.6
Molybdenum (Mo), % 0
0.9 to 1.1
Nickel (Ni), % 0 to 0.010
0
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0
0 to 0.1
Silver (Ag), % 2.0 to 3.0
0
Sulfur (S), % 0
0 to 0.020
Titanium (Ti), % 0
0.015 to 0.035
Unspecified Rare Earths, % 1.8 to 2.5
0
Vanadium (V), % 0
0.2 to 0.3
Zirconium (Zr), % 0.4 to 1.0
0
Residuals, % 0 to 0.3
0