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Solder Alloy 112 vs. S41050 Stainless Steel

Solder alloy 112 belongs to the otherwise unclassified metals classification, while S41050 stainless steel belongs to the iron alloys. There are 23 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is solder alloy 112 and the bottom bar is S41050 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 33
190
Elongation at Break, % 35
25
Poisson's Ratio 0.4
0.28
Shear Modulus, GPa 12
76
Tensile Strength: Ultimate (UTS), MPa 41
470

Thermal Properties

Latent Heat of Fusion, J/g 41
270
Melting Completion (Liquidus), °C 220
1440
Melting Onset (Solidus), °C 180
1400
Specific Heat Capacity, J/kg-K 180
480
Thermal Conductivity, W/m-K 49
27
Thermal Expansion, µm/m-K 26
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 10
3.3

Otherwise Unclassified Properties

Density, g/cm3 9.3
7.8
Embodied Carbon, kg CO2/kg material 9.4
1.9
Embodied Energy, MJ/kg 160
27
Embodied Water, L/kg 830
97

Common Calculations

Stiffness to Weight: Axial, points 2.0
14
Stiffness to Weight: Bending, points 11
25
Strength to Weight: Axial, points 1.2
17
Strength to Weight: Bending, points 2.8
17
Thermal Diffusivity, mm2/s 30
7.2
Thermal Shock Resistance, points 3.5
17

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 to 0.040
Chromium (Cr), % 0
10.5 to 12.5
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
84.2 to 88.9
Lead (Pb), % 49 to 50.5
0
Manganese (Mn), % 0
0 to 1.0
Nickel (Ni), % 0 to 0.010
0.6 to 1.1
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0
0 to 0.045
Silicon (Si), % 0
0 to 1.0
Silver (Ag), % 0 to 0.1
0
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 49.5 to 50.5
0
Zinc (Zn), % 0 to 0.0010
0