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Solder Alloy 142 vs. EN 1.7108 Steel

Solder alloy 142 belongs to the otherwise unclassified metals classification, while EN 1.7108 steel belongs to the iron alloys. There are 22 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is solder alloy 142 and the bottom bar is EN 1.7108 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 33
190
Poisson's Ratio 0.4
0.29
Shear Modulus, GPa 12
72
Tensile Strength: Ultimate (UTS), MPa 43
670 to 2070

Thermal Properties

Latent Heat of Fusion, J/g 42
280
Melting Completion (Liquidus), °C 210
1430
Melting Onset (Solidus), °C 180
1390
Specific Heat Capacity, J/kg-K 170
480
Thermal Conductivity, W/m-K 45
46
Thermal Expansion, µm/m-K 25
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 11
8.7

Otherwise Unclassified Properties

Density, g/cm3 9.3
7.7
Embodied Carbon, kg CO2/kg material 9.4
1.5
Embodied Energy, MJ/kg 160
20
Embodied Water, L/kg 890
47

Common Calculations

Stiffness to Weight: Axial, points 2.0
13
Stiffness to Weight: Bending, points 11
25
Strength to Weight: Axial, points 1.3
24 to 75
Strength to Weight: Bending, points 2.9
22 to 47
Thermal Diffusivity, mm2/s 28
12
Thermal Shock Resistance, points 3.7
20 to 63

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), % 2.5 to 3.5
0
Cadmium (Cd), % 0 to 0.0020
0
Carbon (C), % 0
0.57 to 0.65
Chromium (Cr), % 0
0.2 to 0.45
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
95.9 to 96.9
Lead (Pb), % 47.4 to 50
0
Manganese (Mn), % 0
0.7 to 1.0
Nickel (Ni), % 0 to 0.010
0
Phosphorus (P), % 0
0 to 0.025
Silicon (Si), % 0
1.6 to 2.0
Silver (Ag), % 0 to 0.1
0
Sulfur (S), % 0
0 to 0.025
Tin (Sn), % 47.5 to 48.5
0
Zinc (Zn), % 0 to 0.0010
0