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Solder Alloy 131 vs. 85-silver 15-nickel

Both solder alloy 131 and 85-silver 15-nickel are otherwise unclassified metals. There are 17 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is solder alloy 131 and the bottom bar is 85-silver 15-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 38
88
Poisson's Ratio 0.39
0.36
Shear Modulus, GPa 14
32
Tensile Strength: Ultimate (UTS), MPa 31
260 to 470

Thermal Properties

Latent Heat of Fusion, J/g 46
140
Melting Completion (Liquidus), °C 180
870
Melting Onset (Solidus), °C 180
960
Specific Heat Capacity, J/kg-K 190
270
Thermal Expansion, µm/m-K 25
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
86
Electrical Conductivity: Equal Weight (Specific), % IACS 12
75

Otherwise Unclassified Properties

Density, g/cm3 8.8
10

Common Calculations

Stiffness to Weight: Axial, points 2.4
4.8
Stiffness to Weight: Bending, points 13
14
Strength to Weight: Axial, points 1.0
7.1 to 13
Strength to Weight: Bending, points 2.5
8.9 to 13
Thermal Shock Resistance, points 2.4
12 to 21

Alloy Composition


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Aluminum (Al), % 0 to 0.0010
0
Antimony (Sb), % 0.2 to 0.5
0
Arsenic (As), % 0 to 0.030
0
Bismuth (Bi), % 0 to 0.1
0
Cadmium (Cd), % 0 to 0.0020
0
Copper (Cu), % 0 to 0.080
0
Gold (Au), % 0 to 0.050
0
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
0
Lead (Pb), % 35.5 to 37.3
0
Nickel (Ni), % 0 to 0.010
13.8 to 16
Silver (Ag), % 0 to 0.1
84 to 86
Tin (Sn), % 62.5 to 63.5
0
Zinc (Zn), % 0 to 0.0010
0
Residuals, % 0
0 to 0.2