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Solder Alloy 142 vs. EN 1.4901 Stainless Steel

Solder alloy 142 belongs to the otherwise unclassified metals classification, while EN 1.4901 stainless steel belongs to the iron alloys. There are 23 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is solder alloy 142 and the bottom bar is EN 1.4901 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 33
190
Elongation at Break, % 37
19
Poisson's Ratio 0.4
0.28
Shear Modulus, GPa 12
76
Tensile Strength: Ultimate (UTS), MPa 43
740

Thermal Properties

Latent Heat of Fusion, J/g 42
260
Melting Completion (Liquidus), °C 210
1490
Melting Onset (Solidus), °C 180
1450
Specific Heat Capacity, J/kg-K 170
470
Thermal Conductivity, W/m-K 45
26
Thermal Expansion, µm/m-K 25
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
8.2
Electrical Conductivity: Equal Weight (Specific), % IACS 11
9.3

Otherwise Unclassified Properties

Density, g/cm3 9.3
7.9
Embodied Carbon, kg CO2/kg material 9.4
2.8
Embodied Energy, MJ/kg 160
40
Embodied Water, L/kg 890
89

Common Calculations

Stiffness to Weight: Axial, points 2.0
14
Stiffness to Weight: Bending, points 11
24
Strength to Weight: Axial, points 1.3
26
Strength to Weight: Bending, points 2.9
23
Thermal Diffusivity, mm2/s 28
6.9
Thermal Shock Resistance, points 3.7
23

Alloy Composition

Aluminum (Al), % 0 to 0.0010
0 to 0.020
Antimony (Sb), % 0 to 0.2
0
Arsenic (As), % 0 to 0.030
0
Bismuth (Bi), % 2.5 to 3.5
0
Boron (B), % 0
0.0010 to 0.0060
Cadmium (Cd), % 0 to 0.0020
0
Carbon (C), % 0
0.070 to 0.13
Chromium (Cr), % 0
8.5 to 9.5
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
85.8 to 89.1
Lead (Pb), % 47.4 to 50
0
Manganese (Mn), % 0
0.3 to 0.6
Molybdenum (Mo), % 0
0.3 to 0.6
Nickel (Ni), % 0 to 0.010
0 to 0.4
Niobium (Nb), % 0
0.040 to 0.090
Nitrogen (N), % 0
0.030 to 0.070
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0
0 to 0.5
Silver (Ag), % 0 to 0.1
0
Sulfur (S), % 0
0 to 0.010
Tin (Sn), % 47.5 to 48.5
0
Titanium (Ti), % 0
0 to 0.010
Tungsten (W), % 0
1.5 to 2.0
Vanadium (V), % 0
0.15 to 0.25
Zinc (Zn), % 0 to 0.0010
0
Zirconium (Zr), % 0
0 to 0.010