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Solder Alloy 102 vs. SAE-AISI A6 Steel

Solder alloy 102 belongs to the otherwise unclassified metals classification, while SAE-AISI A6 steel belongs to the iron alloys. There are 22 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is solder alloy 102 and the bottom bar is SAE-AISI A6 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
73
Tensile Strength: Ultimate (UTS), MPa 31
750 to 1990

Thermal Properties

Latent Heat of Fusion, J/g 46
250
Melting Completion (Liquidus), °C 180
1460
Melting Onset (Solidus), °C 180
1410
Specific Heat Capacity, J/kg-K 190
470
Thermal Conductivity, W/m-K 53
41
Thermal Expansion, µm/m-K 25
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 12
7.5
Electrical Conductivity: Equal Weight (Specific), % IACS 13
8.7

Otherwise Unclassified Properties

Density, g/cm3 8.8
7.8
Embodied Carbon, kg CO2/kg material 11
1.8
Embodied Energy, MJ/kg 180
24
Embodied Water, L/kg 930
57

Common Calculations

Stiffness to Weight: Axial, points 2.4
13
Stiffness to Weight: Bending, points 13
24
Strength to Weight: Axial, points 1.0
27 to 71
Strength to Weight: Bending, points 2.5
23 to 45
Thermal Diffusivity, mm2/s 32
11
Thermal Shock Resistance, points 2.4
25 to 65

Alloy Composition

Aluminum (Al), % 0 to 0.0010
0
Antimony (Sb), % 0 to 0.050
0
Arsenic (As), % 0 to 0.030
0
Bismuth (Bi), % 0 to 0.050
0
Cadmium (Cd), % 0 to 0.0020
0
Carbon (C), % 0
0.65 to 0.75
Chromium (Cr), % 0
0.9 to 1.2
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
93 to 95.8
Lead (Pb), % 36 to 37.5
0
Manganese (Mn), % 0
1.8 to 2.5
Molybdenum (Mo), % 0
0.9 to 1.4
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
Zinc (Zn), % 0 to 0.0010
0