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C77600 Nickel Silver vs. CR020A Copper

Both C77600 nickel silver and CR020A copper are copper alloys. They have 44% 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 C77600 nickel silver and the bottom bar is CR020A copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 30
15
Poisson's Ratio 0.3
0.34
Shear Modulus, GPa 43
43
Tensile Strength: Ultimate (UTS), MPa 630
220
Tensile Strength: Yield (Proof), MPa 320
130

Thermal Properties

Latent Heat of Fusion, J/g 180
210
Maximum Temperature: Mechanical, °C 140
200
Melting Completion (Liquidus), °C 830
1090
Melting Onset (Solidus), °C 790
1040
Specific Heat Capacity, J/kg-K 390
390
Thermal Expansion, µm/m-K 20
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
100
Electrical Conductivity: Equal Weight (Specific), % IACS 31
100

Otherwise Unclassified Properties

Base Metal Price, % relative 27
31
Density, g/cm3 7.9
9.0
Embodied Carbon, kg CO2/kg material 3.7
2.6
Embodied Energy, MJ/kg 60
41
Embodied Water, L/kg 310
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 160
29
Resilience: Unit (Modulus of Resilience), kJ/m3 470
76
Stiffness to Weight: Axial, points 7.9
7.2
Stiffness to Weight: Bending, points 20
18
Strength to Weight: Axial, points 22
6.8
Strength to Weight: Bending, points 21
9.0
Thermal Shock Resistance, points 20
7.8

Alloy Composition

Bismuth (Bi), % 0
0 to 0.00050
Copper (Cu), % 42 to 45
99.95 to 99.999
Iron (Fe), % 0 to 0.2
0
Lead (Pb), % 0 to 0.25
0 to 0.0050
Manganese (Mn), % 0 to 0.25
0
Nickel (Ni), % 12 to 14
0
Phosphorus (P), % 0
0.0010 to 0.0060
Silver (Ag), % 0
0 to 0.015
Tin (Sn), % 0 to 0.15
0
Zinc (Zn), % 39.7 to 46
0
Residuals, % 0 to 0.5
0