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C28500 Muntz Metal vs. C64800 Bronze

Both C28500 Muntz Metal and C64800 bronze are copper alloys. They have 59% of their average alloy composition in common. There are 29 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 C64800 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
120
Elongation at Break, % 20
8.0
Poisson's Ratio 0.3
0.34
Shear Modulus, GPa 40
44
Shear Strength, MPa 320
380
Tensile Strength: Ultimate (UTS), MPa 520
640
Tensile Strength: Yield (Proof), MPa 380
630

Thermal Properties

Latent Heat of Fusion, J/g 170
220
Maximum Temperature: Mechanical, °C 110
200
Melting Completion (Liquidus), °C 900
1090
Melting Onset (Solidus), °C 890
1030
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 100
260
Thermal Expansion, µm/m-K 21
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 29
65
Electrical Conductivity: Equal Weight (Specific), % IACS 33
66

Otherwise Unclassified Properties

Base Metal Price, % relative 22
33
Density, g/cm3 7.9
8.9
Embodied Carbon, kg CO2/kg material 2.7
2.7
Embodied Energy, MJ/kg 46
43
Embodied Water, L/kg 320
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 94
51
Resilience: Unit (Modulus of Resilience), kJ/m3 700
1680
Stiffness to Weight: Axial, points 7.3
7.4
Stiffness to Weight: Bending, points 20
18
Strength to Weight: Axial, points 18
20
Strength to Weight: Bending, points 18
19
Thermal Diffusivity, mm2/s 33
75
Thermal Shock Resistance, points 17
23

Alloy Composition

Chromium (Cr), % 0
0 to 0.090
Cobalt (Co), % 0
1.0 to 3.0
Copper (Cu), % 57 to 59
92.4 to 98.8
Iron (Fe), % 0 to 0.35
0 to 1.0
Lead (Pb), % 0 to 0.25
0 to 0.050
Nickel (Ni), % 0
0 to 0.5
Phosphorus (P), % 0
0 to 0.5
Silicon (Si), % 0
0.2 to 1.0
Tin (Sn), % 0
0 to 0.5
Zinc (Zn), % 39.5 to 43
0 to 0.5
Residuals, % 0
0 to 0.5