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Solder Alloy 201 vs. S35000 Stainless Steel

Solder alloy 201 belongs to the otherwise unclassified metals classification, while S35000 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 201 and the bottom bar is S35000 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 50
200
Elongation at Break, % 38
2.3 to 14
Poisson's Ratio 0.35
0.28
Shear Modulus, GPa 19
78
Tensile Strength: Ultimate (UTS), MPa 41
1300 to 1570

Thermal Properties

Latent Heat of Fusion, J/g 64
280
Melting Completion (Liquidus), °C 240
1460
Melting Onset (Solidus), °C 240
1410
Specific Heat Capacity, J/kg-K 220
470
Thermal Conductivity, W/m-K 28
16
Thermal Expansion, µm/m-K 21
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 12
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 15
2.6

Otherwise Unclassified Properties

Density, g/cm3 7.3
7.8
Embodied Carbon, kg CO2/kg material 15
3.2
Embodied Energy, MJ/kg 250
44
Embodied Water, L/kg 1320
130

Common Calculations

Stiffness to Weight: Axial, points 3.8
14
Stiffness to Weight: Bending, points 17
25
Strength to Weight: Axial, points 1.6
46 to 56
Strength to Weight: Bending, points 3.6
34 to 38
Thermal Diffusivity, mm2/s 17
4.4
Thermal Shock Resistance, points 2.7
42 to 51

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
0.070 to 0.11
Chromium (Cr), % 0
16 to 17
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
72.7 to 76.9
Lead (Pb), % 0 to 0.070
0
Manganese (Mn), % 0
0.5 to 1.3
Molybdenum (Mo), % 0
2.5 to 3.2
Nickel (Ni), % 0 to 0.010
4.0 to 5.0
Nitrogen (N), % 0
0.070 to 0.13
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
0 to 0.5
Silver (Ag), % 0 to 0.1
0
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 94 to 95.5
0
Zinc (Zn), % 0 to 0.0010
0