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Solder Alloy 133 vs. S21904 Stainless Steel

Solder alloy 133 belongs to the otherwise unclassified metals classification, while S21904 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 133 and the bottom bar is S21904 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 33
200
Elongation at Break, % 34
17 to 51
Poisson's Ratio 0.4
0.28
Shear Modulus, GPa 12
78
Tensile Strength: Ultimate (UTS), MPa 41
700 to 1000

Thermal Properties

Latent Heat of Fusion, J/g 42
290
Melting Completion (Liquidus), °C 220
1400
Melting Onset (Solidus), °C 180
1350
Specific Heat Capacity, J/kg-K 180
480
Thermal Conductivity, W/m-K 47
14
Thermal Expansion, µm/m-K 25
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
2.5
Electrical Conductivity: Equal Weight (Specific), % IACS 10
2.9

Otherwise Unclassified Properties

Density, g/cm3 9.3
7.7
Embodied Carbon, kg CO2/kg material 9.4
3.0
Embodied Energy, MJ/kg 160
43
Embodied Water, L/kg 840
160

Common Calculations

Stiffness to Weight: Axial, points 2.0
14
Stiffness to Weight: Bending, points 12
25
Strength to Weight: Axial, points 1.2
25 to 36
Strength to Weight: Bending, points 2.9
23 to 29
Thermal Diffusivity, mm2/s 29
3.8
Thermal Shock Resistance, points 3.5
15 to 21

Alloy Composition

Aluminum (Al), % 0 to 0.0010
0
Antimony (Sb), % 0.2 to 0.5
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 to 0.040
Chromium (Cr), % 0
19 to 21.5
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
59.5 to 67.4
Lead (Pb), % 48.5 to 50.3
0
Manganese (Mn), % 0
8.0 to 10
Nickel (Ni), % 0 to 0.010
5.5 to 7.5
Nitrogen (N), % 0
0.15 to 0.4
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