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C28000 Muntz Metal vs. C95520 Bronze

Both C28000 Muntz Metal and C95520 bronze are copper alloys. They have 61% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is C28000 Muntz Metal and the bottom bar is C95520 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
120
Elongation at Break, % 10 to 45
2.6
Poisson's Ratio 0.31
0.33
Shear Modulus, GPa 40
44
Tensile Strength: Ultimate (UTS), MPa 330 to 610
970
Tensile Strength: Yield (Proof), MPa 150 to 370
530

Thermal Properties

Latent Heat of Fusion, J/g 170
240
Maximum Temperature: Mechanical, °C 120
240
Melting Completion (Liquidus), °C 900
1070
Melting Onset (Solidus), °C 900
1020
Specific Heat Capacity, J/kg-K 390
450
Thermal Conductivity, W/m-K 120
40
Thermal Expansion, µm/m-K 21
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 28
11
Electrical Conductivity: Equal Weight (Specific), % IACS 31
12

Otherwise Unclassified Properties

Base Metal Price, % relative 23
29
Density, g/cm3 8.0
8.2
Embodied Carbon, kg CO2/kg material 2.7
3.6
Embodied Energy, MJ/kg 46
58
Embodied Water, L/kg 320
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 27 to 240
21
Resilience: Unit (Modulus of Resilience), kJ/m3 110 to 670
1210
Stiffness to Weight: Axial, points 7.2
8.0
Stiffness to Weight: Bending, points 20
20
Strength to Weight: Axial, points 11 to 21
33
Strength to Weight: Bending, points 13 to 20
27
Thermal Diffusivity, mm2/s 40
11
Thermal Shock Resistance, points 11 to 20
33

Alloy Composition

Aluminum (Al), % 0
10.5 to 11.5
Chromium (Cr), % 0
0 to 0.050
Cobalt (Co), % 0
0 to 0.2
Copper (Cu), % 59 to 63
74.5 to 81.3
Iron (Fe), % 0 to 0.070
4.0 to 5.5
Lead (Pb), % 0 to 0.3
0 to 0.030
Manganese (Mn), % 0
0 to 1.5
Nickel (Ni), % 0
4.2 to 6.0
Silicon (Si), % 0
0 to 0.15
Tin (Sn), % 0
0 to 0.25
Zinc (Zn), % 36.3 to 41
0 to 0.3
Residuals, % 0
0 to 0.5