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Solder Alloy 131 vs. Nickel 690

Solder alloy 131 belongs to the otherwise unclassified metals classification, while nickel 690 belongs to the nickel alloys. There are 23 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is solder alloy 131 and the bottom bar is nickel 690.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 38
200
Elongation at Break, % 47
3.4 to 34
Poisson's Ratio 0.39
0.28
Shear Modulus, GPa 14
79
Tensile Strength: Ultimate (UTS), MPa 31
640 to 990

Thermal Properties

Latent Heat of Fusion, J/g 46
320
Melting Completion (Liquidus), °C 180
1380
Melting Onset (Solidus), °C 180
1340
Specific Heat Capacity, J/kg-K 190
470
Thermal Conductivity, W/m-K 55
14
Thermal Expansion, µm/m-K 25
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
1.5
Electrical Conductivity: Equal Weight (Specific), % IACS 12
1.6

Otherwise Unclassified Properties

Density, g/cm3 8.8
8.3
Embodied Carbon, kg CO2/kg material 11
8.2
Embodied Energy, MJ/kg 180
120
Embodied Water, L/kg 940
290

Common Calculations

Stiffness to Weight: Axial, points 2.4
13
Stiffness to Weight: Bending, points 13
24
Strength to Weight: Axial, points 1.0
21 to 33
Strength to Weight: Bending, points 2.5
20 to 27
Thermal Diffusivity, mm2/s 33
3.5
Thermal Shock Resistance, points 2.4
16 to 25

Alloy Composition

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
Carbon (C), % 0
0 to 0.050
Chromium (Cr), % 0
27 to 31
Copper (Cu), % 0 to 0.080
0 to 0.5
Gold (Au), % 0 to 0.050
0
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
7.0 to 11
Lead (Pb), % 35.5 to 37.3
0
Manganese (Mn), % 0
0 to 0.5
Nickel (Ni), % 0 to 0.010
58 to 66
Silicon (Si), % 0
0 to 0.5
Silver (Ag), % 0 to 0.1
0
Sulfur (S), % 0
0 to 0.015
Tin (Sn), % 62.5 to 63.5
0
Zinc (Zn), % 0 to 0.0010
0