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C28000 Muntz Metal vs. C86500 Bronze

Both C28000 Muntz Metal and C86500 bronze are copper alloys. They have a very high 96% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is C28000 Muntz Metal and the bottom bar is C86500 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 10 to 45
25
Poisson's Ratio 0.31
0.3
Shear Modulus, GPa 40
40
Tensile Strength: Ultimate (UTS), MPa 330 to 610
530
Tensile Strength: Yield (Proof), MPa 150 to 370
190

Thermal Properties

Latent Heat of Fusion, J/g 170
170
Maximum Temperature: Mechanical, °C 120
120
Melting Completion (Liquidus), °C 900
880
Melting Onset (Solidus), °C 900
860
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 120
86
Thermal Expansion, µm/m-K 21
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 28
22
Electrical Conductivity: Equal Weight (Specific), % IACS 31
25

Otherwise Unclassified Properties

Base Metal Price, % relative 23
23
Density, g/cm3 8.0
7.9
Embodied Carbon, kg CO2/kg material 2.7
2.8
Embodied Energy, MJ/kg 46
48
Embodied Water, L/kg 320
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 27 to 240
110
Resilience: Unit (Modulus of Resilience), kJ/m3 110 to 670
180
Stiffness to Weight: Axial, points 7.2
7.4
Stiffness to Weight: Bending, points 20
20
Strength to Weight: Axial, points 11 to 21
19
Strength to Weight: Bending, points 13 to 20
18
Thermal Diffusivity, mm2/s 40
28
Thermal Shock Resistance, points 11 to 20
17

Alloy Composition

Aluminum (Al), % 0
0.5 to 1.5
Copper (Cu), % 59 to 63
55 to 60
Iron (Fe), % 0 to 0.070
0.4 to 2.0
Lead (Pb), % 0 to 0.3
0 to 0.4
Manganese (Mn), % 0
0.1 to 1.5
Nickel (Ni), % 0
0 to 1.0
Tin (Sn), % 0
0 to 1.0
Zinc (Zn), % 36.3 to 41
36 to 42
Residuals, % 0
0 to 1.0