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238.0 Aluminum vs. K93050 Alloy

238.0 aluminum belongs to the aluminum alloys classification, while K93050 alloy belongs to the iron alloys. There are 19 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 238.0 aluminum and the bottom bar is K93050 alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 76
190
Poisson's Ratio 0.33
0.3
Shear Modulus, GPa 28
72
Tensile Strength: Ultimate (UTS), MPa 210
500 to 680

Thermal Properties

Latent Heat of Fusion, J/g 430
270
Melting Completion (Liquidus), °C 600
1430
Melting Onset (Solidus), °C 510
1380
Specific Heat Capacity, J/kg-K 840
460
Thermal Expansion, µm/m-K 21
12

Otherwise Unclassified Properties

Base Metal Price, % relative 12
26
Density, g/cm3 3.4
8.2
Embodied Carbon, kg CO2/kg material 7.4
4.7
Embodied Energy, MJ/kg 140
65
Embodied Water, L/kg 1040
120

Common Calculations

Stiffness to Weight: Axial, points 12
13
Stiffness to Weight: Bending, points 42
23
Strength to Weight: Axial, points 17
17 to 23
Strength to Weight: Bending, points 23
17 to 21
Thermal Shock Resistance, points 9.1
16 to 21

Alloy Composition

Aluminum (Al), % 81.9 to 84.9
0
Carbon (C), % 0
0 to 0.15
Chromium (Cr), % 0
0 to 0.25
Cobalt (Co), % 0
0 to 0.5
Copper (Cu), % 9.5 to 10.5
0
Iron (Fe), % 1.0 to 1.5
61.4 to 63.9
Magnesium (Mg), % 0 to 0.25
0
Manganese (Mn), % 0
0 to 1.0
Nickel (Ni), % 0
36
Phosphorus (P), % 0
0 to 0.020
Selenium (Se), % 0
0.15 to 0.3
Silicon (Si), % 3.6 to 4.4
0 to 0.35
Sulfur (S), % 0
0 to 0.020
Zinc (Zn), % 1.0 to 1.5
0