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Solder Alloy 117 vs. ACI-ASTM CK20 Steel

Solder alloy 117 belongs to the otherwise unclassified metals classification, while ACI-ASTM CK20 steel belongs to the iron alloys. There are 25 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is solder alloy 117 and the bottom bar is ACI-ASTM CK20 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 11
150
Elastic (Young's, Tensile) Modulus, GPa 23
200
Elongation at Break, % 20
37
Poisson's Ratio 0.42
0.28
Shear Modulus, GPa 8.1
78
Tensile Strength: Ultimate (UTS), MPa 33
530

Thermal Properties

Latent Heat of Fusion, J/g 31
310
Melting Completion (Liquidus), °C 280
1400
Melting Onset (Solidus), °C 180
1430
Specific Heat Capacity, J/kg-K 150
480
Thermal Conductivity, W/m-K 37
14
Thermal Expansion, µm/m-K 28
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.7
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 7.5
2.3

Otherwise Unclassified Properties

Base Metal Price, % relative 85
25
Density, g/cm3 11
7.8
Embodied Carbon, kg CO2/kg material 6.1
4.4
Embodied Energy, MJ/kg 100
62
Embodied Water, L/kg 610
190

Common Calculations

Stiffness to Weight: Axial, points 1.2
14
Stiffness to Weight: Bending, points 9.0
25
Strength to Weight: Axial, points 0.88
19
Strength to Weight: Bending, points 2.2
19
Thermal Diffusivity, mm2/s 24
3.7
Thermal Shock Resistance, points 3.7
13

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 0.2
Chromium (Cr), % 0
23 to 27
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
46.7 to 58
Lead (Pb), % 78.4 to 80.5
0
Manganese (Mn), % 0
0 to 2.0
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 0 to 0.010
19 to 22
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
0 to 2.0
Silver (Ag), % 0 to 0.1
0
Sulfur (S), % 0
0 to 0.040
Tin (Sn), % 19.5 to 20.5
0
Zinc (Zn), % 0 to 0.0010
0