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C28500 Muntz Metal vs. C89320 Bronze

Both C28500 Muntz Metal and C89320 bronze are copper alloys. They have 59% 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 C89320 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 20
17
Poisson's Ratio 0.3
0.34
Shear Modulus, GPa 40
40
Tensile Strength: Ultimate (UTS), MPa 520
270
Tensile Strength: Yield (Proof), MPa 380
140

Thermal Properties

Latent Heat of Fusion, J/g 170
190
Maximum Temperature: Mechanical, °C 110
180
Melting Completion (Liquidus), °C 900
1050
Melting Onset (Solidus), °C 890
930
Specific Heat Capacity, J/kg-K 390
360
Thermal Conductivity, W/m-K 100
56
Thermal Expansion, µm/m-K 21
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 29
15
Electrical Conductivity: Equal Weight (Specific), % IACS 33
15

Otherwise Unclassified Properties

Base Metal Price, % relative 22
37
Density, g/cm3 7.9
8.9
Embodied Carbon, kg CO2/kg material 2.7
3.5
Embodied Energy, MJ/kg 46
56
Embodied Water, L/kg 320
490

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 94
38
Resilience: Unit (Modulus of Resilience), kJ/m3 700
93
Stiffness to Weight: Axial, points 7.3
6.8
Stiffness to Weight: Bending, points 20
18
Strength to Weight: Axial, points 18
8.5
Strength to Weight: Bending, points 18
10
Thermal Diffusivity, mm2/s 33
17
Thermal Shock Resistance, points 17
10

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.35
Bismuth (Bi), % 0
4.0 to 6.0
Copper (Cu), % 57 to 59
87 to 91
Iron (Fe), % 0 to 0.35
0 to 0.2
Lead (Pb), % 0 to 0.25
0 to 0.090
Nickel (Ni), % 0
0 to 1.0
Phosphorus (P), % 0
0 to 0.3
Silicon (Si), % 0
0 to 0.0050
Sulfur (S), % 0
0 to 0.080
Tin (Sn), % 0
5.0 to 7.0
Zinc (Zn), % 39.5 to 43
0 to 1.0
Residuals, % 0
0 to 0.5