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S21904 Stainless Steel vs. Solder Alloy 116

S21904 stainless steel belongs to the iron alloys classification, while solder alloy 116 belongs to the otherwise unclassified metals. There are 25 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is S21904 stainless steel and the bottom bar is solder alloy 116.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210 to 300
12
Elastic (Young's, Tensile) Modulus, GPa 200
26
Elongation at Break, % 17 to 51
18
Poisson's Ratio 0.28
0.42
Shear Modulus, GPa 78
9.3
Tensile Strength: Ultimate (UTS), MPa 700 to 1000
34

Thermal Properties

Latent Heat of Fusion, J/g 290
34
Melting Completion (Liquidus), °C 1400
260
Melting Onset (Solidus), °C 1350
180
Specific Heat Capacity, J/kg-K 480
160
Thermal Conductivity, W/m-K 14
41
Thermal Expansion, µm/m-K 17
27

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.5
9.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.9
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 15
90
Density, g/cm3 7.7
10
Embodied Carbon, kg CO2/kg material 3.0
7.2
Embodied Energy, MJ/kg 43
120
Embodied Water, L/kg 160
690

Common Calculations

Stiffness to Weight: Axial, points 14
1.5
Stiffness to Weight: Bending, points 25
9.8
Strength to Weight: Axial, points 25 to 36
0.94
Strength to Weight: Bending, points 23 to 29
2.3
Thermal Diffusivity, mm2/s 3.8
26
Thermal Shock Resistance, points 15 to 21
3.4

Alloy Composition

Aluminum (Al), % 0
0 to 0.0010
Antimony (Sb), % 0
0 to 0.5
Arsenic (As), % 0
0 to 0.030
Bismuth (Bi), % 0
0 to 0.25
Cadmium (Cd), % 0
0 to 0.0050
Carbon (C), % 0 to 0.040
0
Chromium (Cr), % 19 to 21.5
0
Copper (Cu), % 0
0 to 0.080
Gold (Au), % 0
0 to 0.050
Indium (In), % 0
0 to 0.1
Iron (Fe), % 59.5 to 67.4
0 to 0.020
Lead (Pb), % 0
68.4 to 70.5
Manganese (Mn), % 8.0 to 10
0
Nickel (Ni), % 5.5 to 7.5
0 to 0.010
Nitrogen (N), % 0.15 to 0.4
0
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 1.0
0
Silver (Ag), % 0
0 to 0.1
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
29.5 to 30.5
Zinc (Zn), % 0
0 to 0.0010