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Solder Alloy 142 vs. EN 1.4938 Stainless Steel

Solder alloy 142 belongs to the otherwise unclassified metals classification, while EN 1.4938 stainless steel belongs to the iron alloys. There are 23 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is solder alloy 142 and the bottom bar is EN 1.4938 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 33
200
Elongation at Break, % 37
16 to 17
Poisson's Ratio 0.4
0.28
Shear Modulus, GPa 12
76
Tensile Strength: Ultimate (UTS), MPa 43
870 to 1030

Thermal Properties

Latent Heat of Fusion, J/g 42
270
Melting Completion (Liquidus), °C 210
1460
Melting Onset (Solidus), °C 180
1420
Specific Heat Capacity, J/kg-K 170
470
Thermal Conductivity, W/m-K 45
30
Thermal Expansion, µm/m-K 25
11

Electrical Properties

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

Otherwise Unclassified Properties

Density, g/cm3 9.3
7.8
Embodied Carbon, kg CO2/kg material 9.4
3.3
Embodied Energy, MJ/kg 160
47
Embodied Water, L/kg 890
110

Common Calculations

Stiffness to Weight: Axial, points 2.0
14
Stiffness to Weight: Bending, points 11
25
Strength to Weight: Axial, points 1.3
31 to 37
Strength to Weight: Bending, points 2.9
26 to 29
Thermal Diffusivity, mm2/s 28
8.1
Thermal Shock Resistance, points 3.7
30 to 35

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
0.080 to 0.15
Chromium (Cr), % 0
11 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
80.5 to 84.8
Lead (Pb), % 47.4 to 50
0
Manganese (Mn), % 0
0.4 to 0.9
Molybdenum (Mo), % 0
1.5 to 2.0
Nickel (Ni), % 0 to 0.010
2.0 to 3.0
Nitrogen (N), % 0
0.020 to 0.040
Phosphorus (P), % 0
0 to 0.025
Silicon (Si), % 0
0 to 0.5
Silver (Ag), % 0 to 0.1
0
Sulfur (S), % 0
0 to 0.015
Tin (Sn), % 47.5 to 48.5
0
Vanadium (V), % 0
0.25 to 0.4
Zinc (Zn), % 0 to 0.0010
0