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A413.0 Aluminum vs. C84400 Valve Metal

A413.0 aluminum belongs to the aluminum alloys classification, while C84400 valve metal belongs to the copper alloys. There are 28 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 A413.0 aluminum and the bottom bar is C84400 valve metal.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 73
100
Elongation at Break, % 3.5
19
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 27
39
Tensile Strength: Ultimate (UTS), MPa 240
230
Tensile Strength: Yield (Proof), MPa 130
110

Thermal Properties

Latent Heat of Fusion, J/g 570
180
Maximum Temperature: Mechanical, °C 170
160
Melting Completion (Liquidus), °C 590
1000
Melting Onset (Solidus), °C 580
840
Specific Heat Capacity, J/kg-K 900
370
Thermal Conductivity, W/m-K 120
72
Thermal Expansion, µm/m-K 21
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 31
16
Electrical Conductivity: Equal Weight (Specific), % IACS 110
17

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
29
Density, g/cm3 2.6
8.8
Embodied Carbon, kg CO2/kg material 7.6
2.8
Embodied Energy, MJ/kg 140
46
Embodied Water, L/kg 1040
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 7.1
36
Resilience: Unit (Modulus of Resilience), kJ/m3 120
58
Stiffness to Weight: Axial, points 16
6.6
Stiffness to Weight: Bending, points 54
18
Strength to Weight: Axial, points 25
7.2
Strength to Weight: Bending, points 33
9.4
Thermal Diffusivity, mm2/s 52
22
Thermal Shock Resistance, points 11
8.3

Alloy Composition

Aluminum (Al), % 82.9 to 89
0 to 0.0050
Antimony (Sb), % 0
0 to 0.25
Copper (Cu), % 0 to 1.0
78 to 82
Iron (Fe), % 0 to 1.3
0 to 0.4
Lead (Pb), % 0
6.0 to 8.0
Magnesium (Mg), % 0 to 0.1
0
Manganese (Mn), % 0 to 0.35
0
Nickel (Ni), % 0 to 0.5
0 to 1.0
Phosphorus (P), % 0
0 to 1.5
Silicon (Si), % 11 to 13
0 to 0.0050
Sulfur (S), % 0
0 to 0.080
Tin (Sn), % 0 to 0.15
2.3 to 3.5
Zinc (Zn), % 0 to 0.5
7.0 to 10
Residuals, % 0
0 to 0.7