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C74400 Nickel Silver vs. CC380H Copper-nickel

Both C74400 nickel silver and CC380H copper-nickel are copper alloys. They have 67% 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 C74400 nickel silver and the bottom bar is CC380H copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 43
26
Poisson's Ratio 0.31
0.34
Shear Modulus, GPa 39
47
Tensile Strength: Ultimate (UTS), MPa 350
310
Tensile Strength: Yield (Proof), MPa 120
120

Thermal Properties

Latent Heat of Fusion, J/g 180
220
Maximum Temperature: Mechanical, °C 140
220
Melting Completion (Liquidus), °C 930
1130
Melting Onset (Solidus), °C 910
1080
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 120
46
Thermal Expansion, µm/m-K 20
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 26
11
Electrical Conductivity: Equal Weight (Specific), % IACS 29
11

Otherwise Unclassified Properties

Base Metal Price, % relative 25
36
Density, g/cm3 8.2
8.9
Embodied Carbon, kg CO2/kg material 2.9
3.8
Embodied Energy, MJ/kg 48
58
Embodied Water, L/kg 320
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
65
Resilience: Unit (Modulus of Resilience), kJ/m3 63
59
Stiffness to Weight: Axial, points 7.4
7.8
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 12
9.8
Strength to Weight: Bending, points 14
12
Thermal Diffusivity, mm2/s 37
13
Thermal Shock Resistance, points 12
11

Alloy Composition


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Aluminum (Al), % 0
0 to 0.010
Copper (Cu), % 62 to 66
84.5 to 89
Iron (Fe), % 0 to 0.050
1.0 to 1.8
Lead (Pb), % 0 to 0.050
0 to 0.030
Manganese (Mn), % 0
1.0 to 1.5
Nickel (Ni), % 2.0 to 4.0
9.0 to 11
Niobium (Nb), % 0
0 to 1.0
Silicon (Si), % 0
0 to 0.1
Zinc (Zn), % 29.6 to 36
0 to 0.5
Residuals, % 0 to 0.3
0