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EN AC-43200 Aluminum vs. 4145 Aluminum

Both EN AC-43200 aluminum and 4145 aluminum are aluminum alloys. They have a very high 96% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is EN AC-43200 aluminum and the bottom bar is 4145 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 72
73
Elongation at Break, % 1.1
2.2
Fatigue Strength, MPa 67
48
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 27
28
Tensile Strength: Ultimate (UTS), MPa 190 to 260
120
Tensile Strength: Yield (Proof), MPa 97 to 220
68

Thermal Properties

Latent Heat of Fusion, J/g 540
540
Maximum Temperature: Mechanical, °C 170
160
Melting Completion (Liquidus), °C 600
590
Melting Onset (Solidus), °C 590
520
Specific Heat Capacity, J/kg-K 900
880
Thermal Conductivity, W/m-K 140
100
Thermal Expansion, µm/m-K 22
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 34
26
Electrical Conductivity: Equal Weight (Specific), % IACS 120
84

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
10
Density, g/cm3 2.6
2.8
Embodied Carbon, kg CO2/kg material 7.8
7.6
Embodied Energy, MJ/kg 150
140
Embodied Water, L/kg 1070
1040

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 1.8 to 2.7
2.3
Resilience: Unit (Modulus of Resilience), kJ/m3 66 to 330
31
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 54
50
Strength to Weight: Axial, points 20 to 28
12
Strength to Weight: Bending, points 28 to 35
19
Thermal Diffusivity, mm2/s 59
42
Thermal Shock Resistance, points 8.8 to 12
5.5

Alloy Composition

Aluminum (Al), % 86.1 to 90.8
83 to 87.4
Chromium (Cr), % 0
0 to 0.15
Copper (Cu), % 0 to 0.35
3.3 to 4.7
Iron (Fe), % 0 to 0.65
0 to 0.8
Lead (Pb), % 0 to 0.1
0
Magnesium (Mg), % 0.2 to 0.45
0 to 0.15
Manganese (Mn), % 0 to 0.55
0 to 0.15
Nickel (Ni), % 0 to 0.15
0
Silicon (Si), % 9.0 to 11
9.3 to 10.7
Titanium (Ti), % 0 to 0.2
0
Zinc (Zn), % 0 to 0.35
0 to 0.2
Residuals, % 0
0 to 0.15