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C77400 Nickel Silver vs. CR014A Copper

Both C77400 nickel silver and CR014A copper are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 45% 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 C77400 nickel silver and the bottom bar is CR014A copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 25
15
Poisson's Ratio 0.3
0.34
Shear Modulus, GPa 42
43
Tensile Strength: Ultimate (UTS), MPa 570
230
Tensile Strength: Yield (Proof), MPa 250
140

Thermal Properties

Latent Heat of Fusion, J/g 170
210
Maximum Temperature: Mechanical, °C 130
200
Melting Completion (Liquidus), °C 810
1090
Melting Onset (Solidus), °C 770
1040
Specific Heat Capacity, J/kg-K 390
390
Thermal Expansion, µm/m-K 21
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 25
32
Density, g/cm3 7.9
9.0
Embodied Carbon, kg CO2/kg material 3.5
2.6
Embodied Energy, MJ/kg 57
42
Embodied Water, L/kg 320
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
31
Resilience: Unit (Modulus of Resilience), kJ/m3 290
83
Stiffness to Weight: Axial, points 7.7
7.2
Stiffness to Weight: Bending, points 20
18
Strength to Weight: Axial, points 20
7.1
Strength to Weight: Bending, points 19
9.3
Thermal Shock Resistance, points 18
8.1

Alloy Composition

Bismuth (Bi), % 0
0 to 0.00050
Copper (Cu), % 43 to 47
99.913 to 99.969
Lead (Pb), % 0 to 0.2
0
Nickel (Ni), % 9.0 to 11
0
Phosphorus (P), % 0
0.0010 to 0.0070
Silver (Ag), % 0
0.030 to 0.050
Zinc (Zn), % 41.3 to 48
0
Residuals, % 0 to 0.5
0