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S20910 Stainless Steel vs. Solder Alloy 123

S20910 stainless steel belongs to the iron alloys classification, while solder alloy 123 belongs to the otherwise unclassified metals. 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 S20910 stainless steel and the bottom bar is solder alloy 123.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 230 to 290
8.0
Elastic (Young's, Tensile) Modulus, GPa 200
18
Elongation at Break, % 14 to 39
45
Poisson's Ratio 0.28
0.44
Shear Modulus, GPa 79
6.2
Tensile Strength: Ultimate (UTS), MPa 780 to 940
28

Thermal Properties

Latent Heat of Fusion, J/g 300
26
Melting Completion (Liquidus), °C 1420
310
Melting Onset (Solidus), °C 1380
300
Specific Heat Capacity, J/kg-K 480
130
Thermal Conductivity, W/m-K 13
23
Thermal Expansion, µm/m-K 16
29

Otherwise Unclassified Properties

Base Metal Price, % relative 22
75
Density, g/cm3 7.8
11
Embodied Carbon, kg CO2/kg material 4.8
4.5
Embodied Energy, MJ/kg 68
74
Embodied Water, L/kg 180
500

Common Calculations

Stiffness to Weight: Axial, points 14
0.9
Stiffness to Weight: Bending, points 25
7.8
Strength to Weight: Axial, points 28 to 33
0.69
Strength to Weight: Bending, points 24 to 27
1.8
Thermal Diffusivity, mm2/s 3.6
16
Thermal Shock Resistance, points 17 to 21
3.8

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 0.1
Cadmium (Cd), % 0
0 to 0.0050
Carbon (C), % 0 to 0.060
0
Chromium (Cr), % 20.5 to 23.5
0
Copper (Cu), % 0
0 to 0.080
Gold (Au), % 0
0 to 0.050
Indium (In), % 0
0 to 0.1
Iron (Fe), % 52.1 to 62.1
0 to 0.020
Lead (Pb), % 0
93.5 to 95.5
Manganese (Mn), % 4.0 to 6.0
0
Molybdenum (Mo), % 1.5 to 3.0
0
Nickel (Ni), % 11.5 to 13.5
0 to 0.010
Niobium (Nb), % 0.1 to 0.3
0
Nitrogen (N), % 0.2 to 0.4
0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 0.75
0
Silver (Ag), % 0
0 to 0.1
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
4.5 to 5.5
Vanadium (V), % 0.1 to 0.3
0
Zinc (Zn), % 0
0 to 0.0010