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Solder Alloy 101 vs. SAE-AISI O2 Steel

Solder alloy 101 belongs to the otherwise unclassified metals classification, while SAE-AISI O2 steel belongs to the iron alloys. There are 22 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is solder alloy 101 and the bottom bar is SAE-AISI O2 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 38
190
Poisson's Ratio 0.39
0.29
Shear Modulus, GPa 14
72
Tensile Strength: Ultimate (UTS), MPa 31
640 to 2050

Thermal Properties

Latent Heat of Fusion, J/g 46
250
Melting Completion (Liquidus), °C 180
1450
Melting Onset (Solidus), °C 180
1410
Specific Heat Capacity, J/kg-K 190
470
Thermal Conductivity, W/m-K 51
43
Thermal Expansion, µm/m-K 25
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 12
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 12
8.6

Otherwise Unclassified Properties

Density, g/cm3 8.8
7.8
Embodied Carbon, kg CO2/kg material 11
1.8
Embodied Energy, MJ/kg 180
26
Embodied Water, L/kg 930
50

Common Calculations

Stiffness to Weight: Axial, points 2.4
13
Stiffness to Weight: Bending, points 13
24
Strength to Weight: Axial, points 1.0
23 to 73
Strength to Weight: Bending, points 2.5
21 to 46
Thermal Diffusivity, mm2/s 31
12
Thermal Shock Resistance, points 2.4
22 to 70

Alloy Composition

Aluminum (Al), % 0 to 0.0010
0
Antimony (Sb), % 0 to 0.2
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
0.85 to 1.0
Chromium (Cr), % 0
0 to 0.5
Copper (Cu), % 0 to 0.080
0 to 0.25
Gold (Au), % 0 to 0.050
0
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
95 to 97.8
Lead (Pb), % 35.8 to 37.5
0
Manganese (Mn), % 0
1.4 to 1.8
Molybdenum (Mo), % 0
0 to 0.3
Nickel (Ni), % 0 to 0.010
0 to 0.3
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
0 to 0.5
Silver (Ag), % 0 to 0.1
0
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 62.5 to 63.5
0
Vanadium (V), % 0
0 to 0.3
Zinc (Zn), % 0 to 0.0010
0