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C52400 Bronze vs. C28500 Muntz Metal

Both C52400 bronze and C28500 Muntz Metal are copper alloys. They have 58% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is C52400 bronze and the bottom bar is C28500 Muntz Metal.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
100
Poisson's Ratio 0.34
0.3
Rockwell B Hardness 50 to 100
150
Shear Modulus, GPa 41
40
Tensile Strength: Ultimate (UTS), MPa 450 to 880
520

Thermal Properties

Latent Heat of Fusion, J/g 190
170
Maximum Temperature: Mechanical, °C 170
110
Melting Completion (Liquidus), °C 1000
900
Melting Onset (Solidus), °C 840
890
Specific Heat Capacity, J/kg-K 370
390
Thermal Conductivity, W/m-K 50
100
Thermal Expansion, µm/m-K 18
21

Electrical Properties

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

Otherwise Unclassified Properties

Base Metal Price, % relative 35
22
Density, g/cm3 8.8
7.9
Embodied Carbon, kg CO2/kg material 3.6
2.7
Embodied Energy, MJ/kg 58
46
Embodied Water, L/kg 390
320

Common Calculations

Stiffness to Weight: Axial, points 6.9
7.3
Stiffness to Weight: Bending, points 18
20
Strength to Weight: Axial, points 14 to 28
18
Strength to Weight: Bending, points 15 to 23
18
Thermal Diffusivity, mm2/s 15
33
Thermal Shock Resistance, points 17 to 32
17

Alloy Composition

Copper (Cu), % 87.8 to 91
57 to 59
Iron (Fe), % 0 to 0.1
0 to 0.35
Lead (Pb), % 0 to 0.050
0 to 0.25
Phosphorus (P), % 0.030 to 0.35
0
Tin (Sn), % 9.0 to 11
0
Zinc (Zn), % 0 to 0.2
39.5 to 43
Residuals, % 0
0 to 0.9