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Solder Alloy 123 vs. Nickel 625

Solder alloy 123 belongs to the otherwise unclassified metals classification, while nickel 625 belongs to the nickel alloys. There are 24 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 123 and the bottom bar is nickel 625.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 18
200
Elongation at Break, % 45
33 to 34
Poisson's Ratio 0.44
0.29
Shear Modulus, GPa 6.2
79
Tensile Strength: Ultimate (UTS), MPa 28
790 to 910

Thermal Properties

Latent Heat of Fusion, J/g 26
330
Melting Completion (Liquidus), °C 310
1350
Melting Onset (Solidus), °C 300
1290
Specific Heat Capacity, J/kg-K 130
440
Thermal Conductivity, W/m-K 23
11
Thermal Expansion, µm/m-K 29
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.8
1.3
Electrical Conductivity: Equal Weight (Specific), % IACS 7.1
1.4

Otherwise Unclassified Properties

Base Metal Price, % relative 75
80
Density, g/cm3 11
8.6
Embodied Carbon, kg CO2/kg material 4.5
14
Embodied Energy, MJ/kg 74
190
Embodied Water, L/kg 500
290

Common Calculations

Stiffness to Weight: Axial, points 0.9
13
Stiffness to Weight: Bending, points 7.8
23
Strength to Weight: Axial, points 0.69
26 to 29
Strength to Weight: Bending, points 1.8
22 to 24
Thermal Diffusivity, mm2/s 16
2.9
Thermal Shock Resistance, points 3.8
22 to 25

Alloy Composition

Aluminum (Al), % 0 to 0.0010
0 to 0.4
Antimony (Sb), % 0 to 0.5
0
Arsenic (As), % 0 to 0.030
0
Bismuth (Bi), % 0 to 0.1
0
Cadmium (Cd), % 0 to 0.0050
0
Carbon (C), % 0
0 to 0.1
Chromium (Cr), % 0
20 to 23
Cobalt (Co), % 0
0 to 1.0
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 to 5.0
Lead (Pb), % 93.5 to 95.5
0
Manganese (Mn), % 0
0 to 0.5
Molybdenum (Mo), % 0
8.0 to 10
Nickel (Ni), % 0 to 0.010
58 to 68.9
Niobium (Nb), % 0
3.2 to 4.2
Phosphorus (P), % 0
0 to 0.015
Silicon (Si), % 0
0 to 0.5
Silver (Ag), % 0 to 0.1
0
Sulfur (S), % 0
0 to 0.015
Tin (Sn), % 4.5 to 5.5
0
Titanium (Ti), % 0
0 to 0.4
Zinc (Zn), % 0 to 0.0010
0