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Solder Alloy 201 vs. EN 1.4938 Stainless Steel

Solder alloy 201 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 (10, in this case) are not shown.

For each property being compared, the top bar is solder alloy 201 and the bottom bar is EN 1.4938 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 50
200
Elongation at Break, % 38
16 to 17
Poisson's Ratio 0.35
0.28
Shear Modulus, GPa 19
76
Tensile Strength: Ultimate (UTS), MPa 41
870 to 1030

Thermal Properties

Latent Heat of Fusion, J/g 64
270
Melting Completion (Liquidus), °C 240
1460
Melting Onset (Solidus), °C 240
1420
Specific Heat Capacity, J/kg-K 220
470
Thermal Conductivity, W/m-K 28
30
Thermal Expansion, µm/m-K 21
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 12
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 15
3.3

Otherwise Unclassified Properties

Density, g/cm3 7.3
7.8
Embodied Carbon, kg CO2/kg material 15
3.3
Embodied Energy, MJ/kg 250
47
Embodied Water, L/kg 1320
110

Common Calculations

Stiffness to Weight: Axial, points 3.8
14
Stiffness to Weight: Bending, points 17
25
Strength to Weight: Axial, points 1.6
31 to 37
Strength to Weight: Bending, points 3.6
26 to 29
Thermal Diffusivity, mm2/s 17
8.1
Thermal Shock Resistance, points 2.7
30 to 35

Alloy Composition

Aluminum (Al), % 0 to 0.0010
0
Antimony (Sb), % 4.5 to 5.5
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
0.080 to 0.15
Chromium (Cr), % 0
11 to 12.5
Copper (Cu), % 0 to 0.050
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), % 0 to 0.070
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), % 94 to 95.5
0
Vanadium (V), % 0
0.25 to 0.4
Zinc (Zn), % 0 to 0.0010
0