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Solder Alloy 401 vs. SAE-AISI 1108 Steel

Solder alloy 401 belongs to the otherwise unclassified metals classification, while SAE-AISI 1108 steel belongs to the iron alloys. There are 24 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is solder alloy 401 and the bottom bar is SAE-AISI 1108 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 9.0
110 to 140
Elastic (Young's, Tensile) Modulus, GPa 50
190
Elongation at Break, % 21
23 to 34
Poisson's Ratio 0.36
0.29
Shear Modulus, GPa 19
73
Tensile Strength: Ultimate (UTS), MPa 29
380 to 440

Thermal Properties

Latent Heat of Fusion, J/g 60
250
Melting Completion (Liquidus), °C 230
1460
Melting Onset (Solidus), °C 230
1420
Specific Heat Capacity, J/kg-K 220
470
Thermal Conductivity, W/m-K 66
52
Thermal Expansion, µm/m-K 22
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 14
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 17
8.0

Otherwise Unclassified Properties

Density, g/cm3 7.3
7.9
Embodied Carbon, kg CO2/kg material 15
1.4
Embodied Energy, MJ/kg 250
18
Embodied Water, L/kg 1200
46

Common Calculations

Stiffness to Weight: Axial, points 3.8
13
Stiffness to Weight: Bending, points 17
24
Strength to Weight: Axial, points 1.1
13 to 16
Strength to Weight: Bending, points 2.9
15 to 16
Thermal Diffusivity, mm2/s 40
14
Thermal Shock Resistance, points 1.9
12 to 14

Alloy Composition

Aluminum (Al), % 0 to 0.0010
0
Antimony (Sb), % 0 to 0.1
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
0.080 to 0.13
Copper (Cu), % 0.5 to 0.9
0
Gold (Au), % 0 to 0.050
0
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
98.9 to 99.24
Lead (Pb), % 0 to 0.070
0
Manganese (Mn), % 0
0.6 to 0.8
Nickel (Ni), % 0 to 0.010
0
Phosphorus (P), % 0
0 to 0.040
Silver (Ag), % 0 to 0.1
0
Sulfur (S), % 0
0.080 to 0.13
Tin (Sn), % 98.5 to 99.5
0
Zinc (Zn), % 0 to 0.0010
0