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Solder Alloy 117 vs. S39274 Stainless Steel

Solder alloy 117 belongs to the otherwise unclassified metals classification, while S39274 stainless steel belongs to the iron alloys. There are 25 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is solder alloy 117 and the bottom bar is S39274 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 11
270
Elastic (Young's, Tensile) Modulus, GPa 23
210
Elongation at Break, % 20
17
Poisson's Ratio 0.42
0.27
Shear Modulus, GPa 8.1
81
Tensile Strength: Ultimate (UTS), MPa 33
900

Thermal Properties

Latent Heat of Fusion, J/g 31
300
Melting Completion (Liquidus), °C 280
1480
Melting Onset (Solidus), °C 180
1430
Specific Heat Capacity, J/kg-K 150
470
Thermal Conductivity, W/m-K 37
16
Thermal Expansion, µm/m-K 28
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.7
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 7.5
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 85
24
Density, g/cm3 11
8.0
Embodied Carbon, kg CO2/kg material 6.1
4.3
Embodied Energy, MJ/kg 100
60
Embodied Water, L/kg 610
180

Common Calculations

Stiffness to Weight: Axial, points 1.2
14
Stiffness to Weight: Bending, points 9.0
25
Strength to Weight: Axial, points 0.88
32
Strength to Weight: Bending, points 2.2
26
Thermal Diffusivity, mm2/s 24
4.2
Thermal Shock Resistance, points 3.7
25

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 0.030
Chromium (Cr), % 0
24 to 26
Copper (Cu), % 0 to 0.080
0.2 to 0.8
Gold (Au), % 0 to 0.050
0
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
57 to 65.6
Lead (Pb), % 78.4 to 80.5
0
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
2.5 to 3.5
Nickel (Ni), % 0 to 0.010
6.0 to 8.0
Nitrogen (N), % 0
0.24 to 0.32
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
0 to 0.8
Silver (Ag), % 0 to 0.1
0
Sulfur (S), % 0
0 to 0.020
Tin (Sn), % 19.5 to 20.5
0
Tungsten (W), % 0
1.5 to 2.5
Zinc (Zn), % 0 to 0.0010
0