EN AC-21200 Aluminum vs. 242.0 Aluminum
Both EN AC-21200 aluminum and 242.0 aluminum are aluminum alloys. They have a very high 96% of their average alloy composition in common. There are 30 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-21200 aluminum and the bottom bar is 242.0 aluminum.
Metric UnitsUS Customary Units
Mechanical Properties
Brinell Hardness | 120 to 130 | |
70 to 110 |
Elastic (Young's, Tensile) Modulus, GPa | 71 | |
73 |
Elongation at Break, % | 3.9 to 6.2 | |
0.5 to 1.5 |
Fatigue Strength, MPa | 110 to 130 | |
55 to 110 |
Poisson's Ratio | 0.33 | |
0.33 |
Shear Modulus, GPa | 27 | |
27 |
Tensile Strength: Ultimate (UTS), MPa | 410 to 440 | |
180 to 290 |
Tensile Strength: Yield (Proof), MPa | 270 to 360 | |
120 to 220 |
Thermal Properties
Latent Heat of Fusion, J/g | 390 | |
390 |
Maximum Temperature: Mechanical, °C | 170 | |
210 |
Melting Completion (Liquidus), °C | 660 | |
640 |
Melting Onset (Solidus), °C | 550 | |
530 |
Specific Heat Capacity, J/kg-K | 880 | |
870 |
Thermal Conductivity, W/m-K | 130 | |
130 to 170 |
Thermal Expansion, µm/m-K | 23 | |
22 |
Electrical Properties
Electrical Conductivity: Equal Volume, % IACS | 34 | |
33 to 44 |
Electrical Conductivity: Equal Weight (Specific), % IACS | 100 | |
96 to 130 |
Otherwise Unclassified Properties
Base Metal Price, % relative | 10 | |
12 |
Density, g/cm3 | 3.0 | |
3.1 |
Embodied Carbon, kg CO2/kg material | 8.0 | |
8.3 |
Embodied Energy, MJ/kg | 150 | |
150 |
Embodied Water, L/kg | 1150 | |
1130 |
Common Calculations
Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 16 to 22 | |
1.3 to 3.4 |
Resilience: Unit (Modulus of Resilience), kJ/m3 | 500 to 930 | |
110 to 340 |
Stiffness to Weight: Axial, points | 13 | |
13 |
Stiffness to Weight: Bending, points | 46 | |
45 |
Strength to Weight: Axial, points | 38 to 40 | |
16 to 26 |
Strength to Weight: Bending, points | 41 to 43 | |
23 to 32 |
Thermal Diffusivity, mm2/s | 49 | |
50 to 62 |
Thermal Shock Resistance, points | 18 to 19 | |
8.0 to 13 |
Alloy Composition
Aluminum (Al), % | 93.3 to 95.7 | |
88.4 to 93.6 |
Chromium (Cr), % | 0 | |
0 to 0.25 |
Copper (Cu), % | 4.0 to 5.0 | |
3.5 to 4.5 |
Iron (Fe), % | 0 to 0.2 | |
0 to 1.0 |
Lead (Pb), % | 0 to 0.030 | |
0 |
Magnesium (Mg), % | 0.15 to 0.5 | |
1.2 to 1.8 |
Manganese (Mn), % | 0.2 to 0.5 | |
0 to 0.35 |
Nickel (Ni), % | 0 to 0.050 | |
1.7 to 2.3 |
Silicon (Si), % | 0 to 0.1 | |
0 to 0.7 |
Tin (Sn), % | 0 to 0.030 | |
0 |
Titanium (Ti), % | 0 to 0.1 | |
0 to 0.25 |
Zinc (Zn), % | 0 to 0.1 | |
0 to 0.35 |
Residuals, % | 0 | |
0 to 0.15 |