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H01 C70620 Copper-nickel vs. H01 C77000 Nickel Silver

Both H01 C70620 copper-nickel and H01 C77000 nickel silver are copper alloys. Both are furnished in the H01 (quarter hard) temper. They have 66% of their average alloy composition in common. There are 24 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 H01 C70620 copper-nickel and the bottom bar is H01 C77000 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
120
Poisson's Ratio 0.34
0.31
Rockwell B Hardness 65
79
Rockwell Superficial 30T Hardness 61
69
Shear Modulus, GPa 46
46
Tensile Strength: Ultimate (UTS), MPa 410
560

Thermal Properties

Latent Heat of Fusion, J/g 220
200
Maximum Temperature: Mechanical, °C 220
180
Melting Completion (Liquidus), °C 1120
1050
Melting Onset (Solidus), °C 1060
1000
Specific Heat Capacity, J/kg-K 390
400
Thermal Conductivity, W/m-K 49
29
Thermal Expansion, µm/m-K 17
17

Otherwise Unclassified Properties

Base Metal Price, % relative 33
31
Density, g/cm3 8.9
8.3
Embodied Carbon, kg CO2/kg material 3.4
4.1
Embodied Energy, MJ/kg 51
63
Embodied Water, L/kg 300
300

Common Calculations

Stiffness to Weight: Axial, points 7.7
8.1
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 13
19
Strength to Weight: Bending, points 14
18
Thermal Diffusivity, mm2/s 14
8.8
Thermal Shock Resistance, points 14
20

Alloy Composition


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Carbon (C), % 0 to 0.050
0
Copper (Cu), % 86.5 to 90
53.5 to 56.5
Iron (Fe), % 1.0 to 1.8
0 to 0.25
Lead (Pb), % 0 to 0.020
0 to 0.050
Manganese (Mn), % 0 to 1.0
0 to 0.5
Nickel (Ni), % 9.0 to 11
16.5 to 19.5
Phosphorus (P), % 0 to 0.2
0
Sulfur (S), % 0 to 0.020
0
Zinc (Zn), % 0 to 0.5
22.7 to 30
Residuals, % 0 to 0.5
0 to 0.5