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Solder Alloy 137 vs. N08366 Stainless Steel

Solder alloy 137 belongs to the otherwise unclassified metals classification, while N08366 stainless steel belongs to the iron alloys. There are 24 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 137 and the bottom bar is N08366 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 24
210
Elongation at Break, % 19
34
Poisson's Ratio 0.42
0.28
Shear Modulus, GPa 8.3
80
Tensile Strength: Ultimate (UTS), MPa 34
590

Thermal Properties

Latent Heat of Fusion, J/g 33
310
Melting Completion (Liquidus), °C 270
1460
Melting Onset (Solidus), °C 190
1410
Specific Heat Capacity, J/kg-K 150
460
Thermal Conductivity, W/m-K 38
13
Thermal Expansion, µm/m-K 27
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.9
1.8
Electrical Conductivity: Equal Weight (Specific), % IACS 7.7
2.0

Otherwise Unclassified Properties

Base Metal Price, % relative 85
33
Density, g/cm3 10
8.1
Embodied Carbon, kg CO2/kg material 6.3
6.2
Embodied Energy, MJ/kg 100
84
Embodied Water, L/kg 660
200

Common Calculations

Stiffness to Weight: Axial, points 1.3
14
Stiffness to Weight: Bending, points 9.2
24
Strength to Weight: Axial, points 0.9
20
Strength to Weight: Bending, points 2.2
19
Thermal Diffusivity, mm2/s 25
3.4
Thermal Shock Resistance, points 3.7
13

Alloy Composition

Aluminum (Al), % 0 to 0.0010
0
Antimony (Sb), % 0.5 to 3.0
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 0.035
Chromium (Cr), % 0
20 to 22
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
42.4 to 50.5
Lead (Pb), % 75.9 to 80
0
Manganese (Mn), % 0
0 to 2.0
Molybdenum (Mo), % 0
6.0 to 7.0
Nickel (Ni), % 0 to 0.010
23.5 to 25.5
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
0 to 1.0
Silver (Ag), % 0 to 0.1
0
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 19.5 to 20.5
0
Zinc (Zn), % 0 to 0.0010
0