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C28500 Muntz Metal vs. CC381H Copper-nickel

Both C28500 Muntz Metal and CC381H copper-nickel are copper alloys. They have 58% 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 C28500 Muntz Metal and the bottom bar is CC381H copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
140
Elongation at Break, % 20
20
Poisson's Ratio 0.3
0.33
Shear Modulus, GPa 40
52
Tensile Strength: Ultimate (UTS), MPa 520
380
Tensile Strength: Yield (Proof), MPa 380
140

Thermal Properties

Latent Heat of Fusion, J/g 170
240
Maximum Temperature: Mechanical, °C 110
260
Melting Completion (Liquidus), °C 900
1180
Melting Onset (Solidus), °C 890
1120
Specific Heat Capacity, J/kg-K 390
410
Thermal Conductivity, W/m-K 100
30
Thermal Expansion, µm/m-K 21
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 29
6.8
Electrical Conductivity: Equal Weight (Specific), % IACS 33
6.9

Otherwise Unclassified Properties

Base Metal Price, % relative 22
40
Density, g/cm3 7.9
8.9
Embodied Carbon, kg CO2/kg material 2.7
5.0
Embodied Energy, MJ/kg 46
73
Embodied Water, L/kg 320
280

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 94
60
Resilience: Unit (Modulus of Resilience), kJ/m3 700
68
Stiffness to Weight: Axial, points 7.3
8.6
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 18
12
Strength to Weight: Bending, points 18
13
Thermal Diffusivity, mm2/s 33
8.4
Thermal Shock Resistance, points 17
13

Alloy Composition

Aluminum (Al), % 0
0 to 0.010
Carbon (C), % 0
0 to 0.030
Copper (Cu), % 57 to 59
64.5 to 69.9
Iron (Fe), % 0 to 0.35
0.5 to 1.5
Lead (Pb), % 0 to 0.25
0 to 0.030
Manganese (Mn), % 0
0.6 to 1.2
Nickel (Ni), % 0
29 to 31
Phosphorus (P), % 0
0 to 0.010
Silicon (Si), % 0
0 to 0.1
Sulfur (S), % 0
0 to 0.010
Zinc (Zn), % 39.5 to 43
0 to 0.5
Residuals, % 0 to 0.9
0