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Solder Alloy 131 vs. EN 1.8151 Steel

Solder alloy 131 belongs to the otherwise unclassified metals classification, while EN 1.8151 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 131 and the bottom bar is EN 1.8151 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
670 to 1940

Thermal Properties

Latent Heat of Fusion, J/g 46
270
Melting Completion (Liquidus), °C 180
1440
Melting Onset (Solidus), °C 180
1400
Specific Heat Capacity, J/kg-K 190
480
Thermal Conductivity, W/m-K 55
50
Thermal Expansion, µm/m-K 25
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 12
8.6

Otherwise Unclassified Properties

Density, g/cm3 8.8
7.7
Embodied Carbon, kg CO2/kg material 11
1.8
Embodied Energy, MJ/kg 180
25
Embodied Water, L/kg 940
49

Common Calculations

Stiffness to Weight: Axial, points 2.4
13
Stiffness to Weight: Bending, points 13
25
Strength to Weight: Axial, points 1.0
24 to 70
Strength to Weight: Bending, points 2.5
22 to 45
Thermal Diffusivity, mm2/s 33
14
Thermal Shock Resistance, points 2.4
20 to 58

Alloy Composition

Aluminum (Al), % 0 to 0.0010
0
Antimony (Sb), % 0.2 to 0.5
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
0.4 to 0.5
Chromium (Cr), % 0
0.4 to 0.8
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 97.2
Lead (Pb), % 35.5 to 37.3
0
Manganese (Mn), % 0
0.6 to 0.9
Nickel (Ni), % 0 to 0.010
0
Phosphorus (P), % 0
0 to 0.025
Silicon (Si), % 0
1.3 to 1.7
Silver (Ag), % 0 to 0.1
0
Sulfur (S), % 0
0 to 0.025
Tin (Sn), % 62.5 to 63.5
0
Vanadium (V), % 0
0.1 to 0.2
Zinc (Zn), % 0 to 0.0010
0