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C37000 Muntz Metal vs. C63800 Bronze

Both C37000 Muntz Metal and C63800 bronze are copper alloys. They have 61% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is C37000 Muntz Metal and the bottom bar is C63800 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 40
7.9 to 41
Poisson's Ratio 0.31
0.34
Rockwell B Hardness 45
94 to 110
Shear Modulus, GPa 39
43
Shear Strength, MPa 270
320 to 500
Tensile Strength: Ultimate (UTS), MPa 400
460 to 1010

Thermal Properties

Latent Heat of Fusion, J/g 170
240
Maximum Temperature: Mechanical, °C 120
200
Melting Completion (Liquidus), °C 900
1030
Melting Onset (Solidus), °C 890
1000
Specific Heat Capacity, J/kg-K 380
410
Thermal Conductivity, W/m-K 120
40
Thermal Expansion, µm/m-K 21
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
10
Electrical Conductivity: Equal Weight (Specific), % IACS 30
10

Otherwise Unclassified Properties

Base Metal Price, % relative 23
30
Density, g/cm3 8.1
8.6
Embodied Carbon, kg CO2/kg material 2.7
2.8
Embodied Energy, MJ/kg 45
45
Embodied Water, L/kg 320
330

Common Calculations

Stiffness to Weight: Axial, points 7.2
7.4
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 14
15 to 33
Strength to Weight: Bending, points 15
15 to 26
Thermal Diffusivity, mm2/s 39
11
Thermal Shock Resistance, points 13
17 to 36

Alloy Composition

Aluminum (Al), % 0
2.5 to 3.1
Cobalt (Co), % 0
0.25 to 0.55
Copper (Cu), % 59 to 62
92.4 to 95.8
Iron (Fe), % 0 to 0.15
0 to 0.2
Lead (Pb), % 0.8 to 1.5
0 to 0.050
Manganese (Mn), % 0
0 to 0.1
Nickel (Ni), % 0
0 to 0.2
Silicon (Si), % 0
1.5 to 2.1
Zinc (Zn), % 36 to 40.2
0 to 0.8
Residuals, % 0
0 to 0.5