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C28500 Muntz Metal vs. C86500 Bronze

Both C28500 Muntz Metal and C86500 bronze are copper alloys. They have a very high 97% 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 C28500 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, % 20
25
Poisson's Ratio 0.3
0.3
Shear Modulus, GPa 40
40
Tensile Strength: Ultimate (UTS), MPa 520
530
Tensile Strength: Yield (Proof), MPa 380
190

Thermal Properties

Latent Heat of Fusion, J/g 170
170
Maximum Temperature: Mechanical, °C 110
120
Melting Completion (Liquidus), °C 900
880
Melting Onset (Solidus), °C 890
860
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 100
86
Thermal Expansion, µm/m-K 21
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 29
22
Electrical Conductivity: Equal Weight (Specific), % IACS 33
25

Otherwise Unclassified Properties

Base Metal Price, % relative 22
23
Density, g/cm3 7.9
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 94
110
Resilience: Unit (Modulus of Resilience), kJ/m3 700
180
Stiffness to Weight: Axial, points 7.3
7.4
Stiffness to Weight: Bending, points 20
20
Strength to Weight: Axial, points 18
19
Strength to Weight: Bending, points 18
18
Thermal Diffusivity, mm2/s 33
28
Thermal Shock Resistance, points 17
17

Alloy Composition

Aluminum (Al), % 0
0.5 to 1.5
Copper (Cu), % 57 to 59
55 to 60
Iron (Fe), % 0 to 0.35
0.4 to 2.0
Lead (Pb), % 0 to 0.25
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), % 39.5 to 43
36 to 42
Residuals, % 0
0 to 1.0