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Solder Alloy 122 vs. S46500 Stainless Steel

Solder alloy 122 belongs to the otherwise unclassified metals classification, while S46500 stainless steel belongs to the iron alloys. There are 20 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is solder alloy 122 and the bottom bar is S46500 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 20
190
Elongation at Break, % 30
2.3 to 14
Poisson's Ratio 0.43
0.28
Shear Modulus, GPa 6.9
75
Tensile Strength: Ultimate (UTS), MPa 30
1260 to 1930

Thermal Properties

Latent Heat of Fusion, J/g 27
280
Melting Completion (Liquidus), °C 300
1450
Melting Onset (Solidus), °C 270
1410
Specific Heat Capacity, J/kg-K 140
470
Thermal Expansion, µm/m-K 28
11

Otherwise Unclassified Properties

Base Metal Price, % relative 75
15
Density, g/cm3 11
7.9
Embodied Carbon, kg CO2/kg material 5.0
3.6
Embodied Energy, MJ/kg 84
51
Embodied Water, L/kg 540
120

Common Calculations

Stiffness to Weight: Axial, points 1.0
14
Stiffness to Weight: Bending, points 8.2
25
Strength to Weight: Axial, points 0.77
44 to 68
Strength to Weight: Bending, points 2.0
33 to 44
Thermal Shock Resistance, points 3.9
44 to 67

Alloy Composition

Aluminum (Al), % 0 to 0.0010
0
Antimony (Sb), % 0 to 0.5
0
Arsenic (As), % 0 to 0.030
0
Bismuth (Bi), % 0 to 0.25
0
Cadmium (Cd), % 0 to 0.0050
0
Carbon (C), % 0
0 to 0.020
Chromium (Cr), % 0
11 to 12.5
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
72.6 to 76.1
Lead (Pb), % 88.4 to 90.5
0
Manganese (Mn), % 0
0 to 0.25
Molybdenum (Mo), % 0
0.75 to 1.3
Nickel (Ni), % 0 to 0.010
10.7 to 11.3
Nitrogen (N), % 0
0 to 0.010
Phosphorus (P), % 0
0 to 0.015
Silicon (Si), % 0
0 to 0.25
Silver (Ag), % 0 to 0.1
0
Sulfur (S), % 0
0 to 0.010
Tin (Sn), % 9.5 to 10.5
0
Titanium (Ti), % 0
1.5 to 1.8
Zinc (Zn), % 0 to 0.0010
0