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C28000 Muntz Metal vs. C86100 Bronze

Both C28000 Muntz Metal and C86100 bronze are copper alloys. They have 82% 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 C28000 Muntz Metal and the bottom bar is C86100 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 10 to 45
20
Poisson's Ratio 0.31
0.32
Shear Modulus, GPa 40
43
Tensile Strength: Ultimate (UTS), MPa 330 to 610
660
Tensile Strength: Yield (Proof), MPa 150 to 370
350

Thermal Properties

Latent Heat of Fusion, J/g 170
200
Maximum Temperature: Mechanical, °C 120
170
Melting Completion (Liquidus), °C 900
940
Melting Onset (Solidus), °C 900
900
Specific Heat Capacity, J/kg-K 390
420
Thermal Conductivity, W/m-K 120
35
Thermal Expansion, µm/m-K 21
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 28
8.0
Electrical Conductivity: Equal Weight (Specific), % IACS 31
9.0

Otherwise Unclassified Properties

Base Metal Price, % relative 23
24
Density, g/cm3 8.0
8.0
Embodied Carbon, kg CO2/kg material 2.7
2.9
Embodied Energy, MJ/kg 46
49
Embodied Water, L/kg 320
350

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 27 to 240
110
Resilience: Unit (Modulus of Resilience), kJ/m3 110 to 670
530
Stiffness to Weight: Axial, points 7.2
7.8
Stiffness to Weight: Bending, points 20
20
Strength to Weight: Axial, points 11 to 21
23
Strength to Weight: Bending, points 13 to 20
21
Thermal Diffusivity, mm2/s 40
10
Thermal Shock Resistance, points 11 to 20
21

Alloy Composition

Aluminum (Al), % 0
4.5 to 5.5
Copper (Cu), % 59 to 63
66 to 68
Iron (Fe), % 0 to 0.070
2.0 to 4.0
Lead (Pb), % 0 to 0.3
0 to 0.1
Manganese (Mn), % 0
2.5 to 5.0
Tin (Sn), % 0
0 to 0.1
Zinc (Zn), % 36.3 to 41
17.3 to 25
Residuals, % 0 to 0.3
0