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C36500 Muntz Metal vs. 5251 Aluminum

C36500 Muntz Metal belongs to the copper alloys classification, while 5251 aluminum belongs to the aluminum alloys. There are 29 material properties with values for both materials. Properties with values for just one material (3, 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 C36500 Muntz Metal and the bottom bar is 5251 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
68
Elongation at Break, % 40
2.0 to 19
Poisson's Ratio 0.3
0.33
Shear Modulus, GPa 39
26
Shear Strength, MPa 270
110 to 160
Tensile Strength: Ultimate (UTS), MPa 400
180 to 280
Tensile Strength: Yield (Proof), MPa 160
67 to 250

Thermal Properties

Latent Heat of Fusion, J/g 170
400
Maximum Temperature: Mechanical, °C 120
180
Melting Completion (Liquidus), °C 900
650
Melting Onset (Solidus), °C 890
610
Specific Heat Capacity, J/kg-K 390
900
Thermal Conductivity, W/m-K 120
150
Thermal Expansion, µm/m-K 21
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 28
37
Electrical Conductivity: Equal Weight (Specific), % IACS 32
120

Otherwise Unclassified Properties

Base Metal Price, % relative 23
9.5
Density, g/cm3 8.0
2.7
Embodied Carbon, kg CO2/kg material 2.7
8.5
Embodied Energy, MJ/kg 46
150
Embodied Water, L/kg 320
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
5.4 to 27
Resilience: Unit (Modulus of Resilience), kJ/m3 120
33 to 450
Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 20
50
Strength to Weight: Axial, points 14
18 to 29
Strength to Weight: Bending, points 15
26 to 35
Thermal Diffusivity, mm2/s 40
61
Thermal Shock Resistance, points 13
7.9 to 13

Alloy Composition

Aluminum (Al), % 0
95.5 to 98.2
Chromium (Cr), % 0
0 to 0.15
Copper (Cu), % 58 to 61
0 to 0.15
Iron (Fe), % 0 to 0.15
0 to 0.5
Lead (Pb), % 0.25 to 0.7
0
Magnesium (Mg), % 0
1.7 to 2.4
Manganese (Mn), % 0
0.1 to 0.5
Silicon (Si), % 0
0 to 0.4
Tin (Sn), % 0 to 0.25
0
Titanium (Ti), % 0
0 to 0.15
Zinc (Zn), % 37.5 to 41.8
0 to 0.15
Residuals, % 0
0 to 0.15