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C28000 Muntz Metal vs. C18900 Copper

Both C28000 Muntz Metal and C18900 copper are copper alloys. They have 61% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is C28000 Muntz Metal and the bottom bar is C18900 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
120
Elongation at Break, % 10 to 45
14 to 48
Poisson's Ratio 0.31
0.34
Shear Modulus, GPa 40
43
Shear Strength, MPa 230 to 330
190 to 300
Tensile Strength: Ultimate (UTS), MPa 330 to 610
260 to 500
Tensile Strength: Yield (Proof), MPa 150 to 370
67 to 390

Thermal Properties

Latent Heat of Fusion, J/g 170
210
Maximum Temperature: Mechanical, °C 120
200
Melting Completion (Liquidus), °C 900
1080
Melting Onset (Solidus), °C 900
1020
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 120
130
Thermal Expansion, µm/m-K 21
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 28
30
Electrical Conductivity: Equal Weight (Specific), % IACS 31
30

Otherwise Unclassified Properties

Base Metal Price, % relative 23
31
Density, g/cm3 8.0
8.9
Embodied Carbon, kg CO2/kg material 2.7
2.7
Embodied Energy, MJ/kg 46
42
Embodied Water, L/kg 320
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 27 to 240
65 to 95
Resilience: Unit (Modulus of Resilience), kJ/m3 110 to 670
20 to 660
Stiffness to Weight: Axial, points 7.2
7.2
Stiffness to Weight: Bending, points 20
18
Strength to Weight: Axial, points 11 to 21
8.2 to 16
Strength to Weight: Bending, points 13 to 20
10 to 16
Thermal Diffusivity, mm2/s 40
38
Thermal Shock Resistance, points 11 to 20
9.3 to 18

Alloy Composition

Aluminum (Al), % 0
0 to 0.010
Copper (Cu), % 59 to 63
97.7 to 99.15
Iron (Fe), % 0 to 0.070
0
Lead (Pb), % 0 to 0.3
0 to 0.020
Manganese (Mn), % 0
0.1 to 0.3
Phosphorus (P), % 0
0 to 0.050
Silicon (Si), % 0
0.15 to 0.4
Tin (Sn), % 0
0.6 to 0.9
Zinc (Zn), % 36.3 to 41
0 to 0.1
Residuals, % 0
0 to 0.5

Comparable Variants