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C28000 Muntz Metal vs. CC331G Bronze

Both C28000 Muntz Metal and CC331G bronze are copper alloys. They have 61% of their average alloy composition in common. There are 28 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 C28000 Muntz Metal and the bottom bar is CC331G bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 10 to 45
20
Poisson's Ratio 0.31
0.34
Shear Modulus, GPa 40
43
Tensile Strength: Ultimate (UTS), MPa 330 to 610
620
Tensile Strength: Yield (Proof), MPa 150 to 370
240

Thermal Properties

Latent Heat of Fusion, J/g 170
230
Maximum Temperature: Mechanical, °C 120
220
Melting Completion (Liquidus), °C 900
1060
Melting Onset (Solidus), °C 900
1000
Specific Heat Capacity, J/kg-K 390
440
Thermal Conductivity, W/m-K 120
61
Thermal Expansion, µm/m-K 21
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 28
13
Electrical Conductivity: Equal Weight (Specific), % IACS 31
14

Otherwise Unclassified Properties

Base Metal Price, % relative 23
28
Density, g/cm3 8.0
8.3
Embodied Carbon, kg CO2/kg material 2.7
3.2
Embodied Energy, MJ/kg 46
53
Embodied Water, L/kg 320
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 27 to 240
97
Resilience: Unit (Modulus of Resilience), kJ/m3 110 to 670
250
Stiffness to Weight: Axial, points 7.2
7.6
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 11 to 21
21
Strength to Weight: Bending, points 13 to 20
19
Thermal Diffusivity, mm2/s 40
17
Thermal Shock Resistance, points 11 to 20
22

Alloy Composition

Aluminum (Al), % 0
8.5 to 10.5
Copper (Cu), % 59 to 63
83 to 86.5
Iron (Fe), % 0 to 0.070
1.5 to 3.5
Lead (Pb), % 0 to 0.3
0 to 0.1
Magnesium (Mg), % 0
0 to 0.050
Manganese (Mn), % 0
0 to 1.0
Nickel (Ni), % 0
0 to 1.5
Silicon (Si), % 0
0 to 0.2
Tin (Sn), % 0
0 to 0.2
Zinc (Zn), % 36.3 to 41
0 to 0.5
Residuals, % 0 to 0.3
0