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Solder Alloy 117 vs. C71520 Copper-nickel

Solder alloy 117 belongs to the otherwise unclassified metals classification, while C71520 copper-nickel belongs to the copper alloys. There are 24 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is solder alloy 117 and the bottom bar is C71520 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 23
140
Elongation at Break, % 20
10 to 45
Poisson's Ratio 0.42
0.33
Shear Modulus, GPa 8.1
51
Tensile Strength: Ultimate (UTS), MPa 33
370 to 570

Thermal Properties

Latent Heat of Fusion, J/g 31
230
Melting Completion (Liquidus), °C 280
1170
Melting Onset (Solidus), °C 180
1120
Specific Heat Capacity, J/kg-K 150
400
Thermal Conductivity, W/m-K 37
32
Thermal Expansion, µm/m-K 28
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.7
5.7
Electrical Conductivity: Equal Weight (Specific), % IACS 7.5
5.8

Otherwise Unclassified Properties

Base Metal Price, % relative 85
40
Density, g/cm3 11
8.9
Embodied Carbon, kg CO2/kg material 6.1
5.0
Embodied Energy, MJ/kg 100
73
Embodied Water, L/kg 610
280

Common Calculations

Stiffness to Weight: Axial, points 1.2
8.6
Stiffness to Weight: Bending, points 9.0
19
Strength to Weight: Axial, points 0.88
12 to 18
Strength to Weight: Bending, points 2.2
13 to 17
Thermal Diffusivity, mm2/s 24
8.9
Thermal Shock Resistance, points 3.7
12 to 19

Alloy Composition

Aluminum (Al), % 0 to 0.0010
0
Antimony (Sb), % 0 to 0.5
0
Arsenic (As), % 0 to 0.030
0
Bismuth (Bi), % 0 to 0.25
0
Cadmium (Cd), % 0 to 0.0050
0
Carbon (C), % 0
0 to 0.050
Copper (Cu), % 0 to 0.080
65 to 71.6
Gold (Au), % 0 to 0.050
0
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
0.4 to 1.0
Lead (Pb), % 78.4 to 80.5
0 to 0.020
Manganese (Mn), % 0
0 to 1.0
Nickel (Ni), % 0 to 0.010
28 to 33
Phosphorus (P), % 0
0 to 0.2
Silver (Ag), % 0 to 0.1
0
Sulfur (S), % 0
0 to 0.020
Tin (Sn), % 19.5 to 20.5
0
Zinc (Zn), % 0 to 0.0010
0 to 0.5
Residuals, % 0
0 to 0.5