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C28500 Muntz Metal vs. C62500 Bronze

Both C28500 Muntz Metal and C62500 bronze are copper alloys. They have 58% of their average alloy composition in common. There are 30 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 C28500 Muntz Metal and the bottom bar is C62500 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 20
1.0
Poisson's Ratio 0.3
0.34
Rockwell B Hardness 150
29
Shear Modulus, GPa 40
42
Shear Strength, MPa 320
410
Tensile Strength: Ultimate (UTS), MPa 520
690
Tensile Strength: Yield (Proof), MPa 380
410

Thermal Properties

Latent Heat of Fusion, J/g 170
230
Maximum Temperature: Mechanical, °C 110
230
Melting Completion (Liquidus), °C 900
1050
Melting Onset (Solidus), °C 890
1050
Specific Heat Capacity, J/kg-K 390
460
Thermal Conductivity, W/m-K 100
47
Thermal Expansion, µm/m-K 21
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 29
10
Electrical Conductivity: Equal Weight (Specific), % IACS 33
11

Otherwise Unclassified Properties

Base Metal Price, % relative 22
26
Density, g/cm3 7.9
8.1
Embodied Carbon, kg CO2/kg material 2.7
3.3
Embodied Energy, MJ/kg 46
55
Embodied Water, L/kg 320
410

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 94
6.0
Resilience: Unit (Modulus of Resilience), kJ/m3 700
750
Stiffness to Weight: Axial, points 7.3
7.8
Stiffness to Weight: Bending, points 20
20
Strength to Weight: Axial, points 18
24
Strength to Weight: Bending, points 18
22
Thermal Diffusivity, mm2/s 33
13
Thermal Shock Resistance, points 17
24

Alloy Composition

Aluminum (Al), % 0
12.5 to 13.5
Copper (Cu), % 57 to 59
78.5 to 84
Iron (Fe), % 0 to 0.35
3.5 to 5.5
Lead (Pb), % 0 to 0.25
0
Manganese (Mn), % 0
0 to 2.0
Zinc (Zn), % 39.5 to 43
0
Residuals, % 0
0 to 0.5