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C77600 Nickel Silver vs. CR021A Copper

Both C77600 nickel silver and CR021A 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 CR021A 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
230
Tensile Strength: Yield (Proof), MPa 320
140

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
98
Electrical Conductivity: Equal Weight (Specific), % IACS 31
99

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
31
Resilience: Unit (Modulus of Resilience), kJ/m3 470
83
Stiffness to Weight: Axial, points 7.9
7.2
Stiffness to Weight: Bending, points 20
18
Strength to Weight: Axial, points 22
7.1
Strength to Weight: Bending, points 21
9.3
Thermal Shock Resistance, points 20
8.1

Alloy Composition

Bismuth (Bi), % 0
0 to 0.00050
Copper (Cu), % 42 to 45
99.95 to 99.998
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
0.0020 to 0.0070
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