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Solder Alloy 401 vs. Nickel 718

Solder alloy 401 belongs to the otherwise unclassified metals classification, while nickel 718 belongs to the nickel alloys. There are 23 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is solder alloy 401 and the bottom bar is nickel 718.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 50
190
Elongation at Break, % 21
12 to 50
Poisson's Ratio 0.36
0.29
Shear Modulus, GPa 19
75
Tensile Strength: Ultimate (UTS), MPa 29
930 to 1530

Thermal Properties

Latent Heat of Fusion, J/g 60
310
Melting Completion (Liquidus), °C 230
1340
Melting Onset (Solidus), °C 230
1260
Specific Heat Capacity, J/kg-K 220
450
Thermal Conductivity, W/m-K 66
11
Thermal Expansion, µm/m-K 22
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 14
1.4
Electrical Conductivity: Equal Weight (Specific), % IACS 17
1.5

Otherwise Unclassified Properties

Density, g/cm3 7.3
8.3
Embodied Carbon, kg CO2/kg material 15
13
Embodied Energy, MJ/kg 250
190
Embodied Water, L/kg 1200
250

Common Calculations

Stiffness to Weight: Axial, points 3.8
13
Stiffness to Weight: Bending, points 17
23
Strength to Weight: Axial, points 1.1
31 to 51
Strength to Weight: Bending, points 2.9
25 to 35
Thermal Diffusivity, mm2/s 40
3.0
Thermal Shock Resistance, points 1.9
27 to 44

Alloy Composition

Aluminum (Al), % 0 to 0.0010
0.2 to 0.8
Antimony (Sb), % 0 to 0.1
0
Arsenic (As), % 0 to 0.030
0
Bismuth (Bi), % 0 to 0.1
0
Boron (B), % 0
0 to 0.0060
Cadmium (Cd), % 0 to 0.0020
0
Carbon (C), % 0
0 to 0.080
Chromium (Cr), % 0
17 to 21
Cobalt (Co), % 0
0 to 1.0
Copper (Cu), % 0.5 to 0.9
0 to 0.3
Gold (Au), % 0 to 0.050
0
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
11.1 to 24.6
Lead (Pb), % 0 to 0.070
0
Manganese (Mn), % 0
0 to 0.35
Molybdenum (Mo), % 0
2.8 to 3.3
Nickel (Ni), % 0 to 0.010
50 to 55
Niobium (Nb), % 0
4.8 to 5.5
Phosphorus (P), % 0
0 to 0.015
Silicon (Si), % 0
0 to 0.35
Silver (Ag), % 0 to 0.1
0
Sulfur (S), % 0
0 to 0.015
Tin (Sn), % 98.5 to 99.5
0
Titanium (Ti), % 0
0.65 to 1.2
Zinc (Zn), % 0 to 0.0010
0