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C75700 Nickel Silver vs. C71520 Copper-nickel

Both C75700 nickel silver and C71520 copper-nickel are copper alloys. They have 78% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is C75700 nickel silver and the bottom bar is C71520 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
140
Elongation at Break, % 3.2 to 22
10 to 45
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 45
51
Shear Strength, MPa 350 to 370
250 to 340
Tensile Strength: Ultimate (UTS), MPa 590 to 610
370 to 570
Tensile Strength: Yield (Proof), MPa 470 to 580
140 to 430

Thermal Properties

Latent Heat of Fusion, J/g 200
230
Maximum Temperature: Mechanical, °C 180
260
Melting Completion (Liquidus), °C 1040
1170
Melting Onset (Solidus), °C 990
1120
Specific Heat Capacity, J/kg-K 390
400
Thermal Conductivity, W/m-K 40
32
Thermal Expansion, µm/m-K 16
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.0
5.7
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
5.8

Otherwise Unclassified Properties

Base Metal Price, % relative 30
40
Density, g/cm3 8.4
8.9
Embodied Carbon, kg CO2/kg material 3.6
5.0
Embodied Energy, MJ/kg 56
73
Embodied Water, L/kg 310
280

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 19 to 120
54 to 130
Resilience: Unit (Modulus of Resilience), kJ/m3 930 to 1410
67 to 680
Stiffness to Weight: Axial, points 7.8
8.6
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 19 to 20
12 to 18
Strength to Weight: Bending, points 19
13 to 17
Thermal Diffusivity, mm2/s 12
8.9
Thermal Shock Resistance, points 22 to 23
12 to 19

Alloy Composition

Carbon (C), % 0
0 to 0.050
Copper (Cu), % 63.5 to 66.5
65 to 71.6
Iron (Fe), % 0 to 0.25
0.4 to 1.0
Lead (Pb), % 0 to 0.050
0 to 0.020
Manganese (Mn), % 0 to 0.5
0 to 1.0
Nickel (Ni), % 11 to 13
28 to 33
Phosphorus (P), % 0
0 to 0.2
Sulfur (S), % 0
0 to 0.020
Zinc (Zn), % 19.2 to 25.5
0 to 0.5
Residuals, % 0 to 0.5
0 to 0.5

Comparable Variants