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Solder Alloy 801 vs. S21600 Stainless Steel

Solder alloy 801 belongs to the otherwise unclassified metals classification, while S21600 stainless steel belongs to the iron alloys. There are 20 material properties with values for both materials. Properties with values for just one material (15, in this case) are not shown.

For each property being compared, the top bar is solder alloy 801 and the bottom bar is S21600 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 22
200
Elastic (Young's, Tensile) Modulus, GPa 53
200
Elongation at Break, % 33
46
Poisson's Ratio 0.35
0.28
Shear Modulus, GPa 20
79
Tensile Strength: Ultimate (UTS), MPa 55
710

Thermal Properties

Latent Heat of Fusion, J/g 64
290
Melting Completion (Liquidus), °C 200
1420
Melting Onset (Solidus), °C 200
1380
Specific Heat Capacity, J/kg-K 240
480
Thermal Expansion, µm/m-K 22
17

Otherwise Unclassified Properties

Density, g/cm3 7.2
7.7
Embodied Carbon, kg CO2/kg material 14
3.6
Embodied Energy, MJ/kg 240
50
Embodied Water, L/kg 1140
160

Common Calculations

Stiffness to Weight: Axial, points 4.1
14
Stiffness to Weight: Bending, points 17
25
Strength to Weight: Axial, points 2.1
25
Strength to Weight: Bending, points 4.4
23
Thermal Shock Resistance, points 3.3
15

Alloy Composition

Aluminum (Al), % 0 to 0.0010
0
Antimony (Sb), % 0 to 0.1
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 0.080
Chromium (Cr), % 0
17.5 to 22
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
57.6 to 67.8
Lead (Pb), % 0 to 0.070
0
Manganese (Mn), % 0
7.5 to 9.0
Molybdenum (Mo), % 0
2.0 to 3.0
Nickel (Ni), % 0 to 0.010
5.0 to 7.0
Nitrogen (N), % 0
0.25 to 0.5
Phosphorus (P), % 0
0 to 0.045
Silicon (Si), % 0
0 to 0.75
Silver (Ag), % 0 to 0.1
0
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 89.9 to 91.5
0
Zinc (Zn), % 8.5 to 9.5
0