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C37000 Muntz Metal vs. C77100 Nickel Silver

Both C37000 Muntz Metal and C77100 nickel silver are copper alloys. They have 89% of their average alloy composition in common. There are 26 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 C77100 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Poisson's Ratio 0.31
0.31
Shear Modulus, GPa 39
45
Tensile Strength: Ultimate (UTS), MPa 400
600
Tensile Strength: Yield (Proof), MPa 160
540

Thermal Properties

Latent Heat of Fusion, J/g 170
180
Maximum Temperature: Mechanical, °C 120
150
Melting Completion (Liquidus), °C 900
990
Melting Onset (Solidus), °C 890
950
Specific Heat Capacity, J/kg-K 380
390
Thermal Conductivity, W/m-K 120
40
Thermal Expansion, µm/m-K 21
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
7.6
Electrical Conductivity: Equal Weight (Specific), % IACS 30
8.5

Otherwise Unclassified Properties

Base Metal Price, % relative 23
27
Density, g/cm3 8.1
8.1
Embodied Carbon, kg CO2/kg material 2.7
3.5
Embodied Energy, MJ/kg 45
56
Embodied Water, L/kg 320
310

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 120
1280
Stiffness to Weight: Axial, points 7.2
7.8
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 14
21
Strength to Weight: Bending, points 15
20
Thermal Diffusivity, mm2/s 39
13
Thermal Shock Resistance, points 13
19

Alloy Composition

Copper (Cu), % 59 to 62
52 to 56
Iron (Fe), % 0 to 0.15
0
Lead (Pb), % 0.8 to 1.5
0 to 0.030
Manganese (Mn), % 0
0 to 0.9
Nickel (Ni), % 0
9.0 to 12
Zinc (Zn), % 36 to 40.2
30.6 to 39
Residuals, % 0
0 to 0.5