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Solder Alloy 123 vs. ASTM A182 Grade F23

Solder alloy 123 belongs to the otherwise unclassified metals classification, while ASTM A182 grade F23 belongs to the iron alloys. 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 solder alloy 123 and the bottom bar is ASTM A182 grade F23.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 8.0
190
Elastic (Young's, Tensile) Modulus, GPa 18
190
Elongation at Break, % 45
22
Poisson's Ratio 0.44
0.29
Shear Modulus, GPa 6.2
74
Tensile Strength: Ultimate (UTS), MPa 28
570

Thermal Properties

Latent Heat of Fusion, J/g 26
250
Melting Completion (Liquidus), °C 310
1500
Melting Onset (Solidus), °C 300
1450
Specific Heat Capacity, J/kg-K 130
470
Thermal Conductivity, W/m-K 23
41
Thermal Expansion, µm/m-K 29
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.8
7.8
Electrical Conductivity: Equal Weight (Specific), % IACS 7.1
8.9

Otherwise Unclassified Properties

Base Metal Price, % relative 75
7.0
Density, g/cm3 11
8.0
Embodied Carbon, kg CO2/kg material 4.5
2.5
Embodied Energy, MJ/kg 74
36
Embodied Water, L/kg 500
59

Common Calculations

Stiffness to Weight: Axial, points 0.9
13
Stiffness to Weight: Bending, points 7.8
24
Strength to Weight: Axial, points 0.69
20
Strength to Weight: Bending, points 1.8
19
Thermal Diffusivity, mm2/s 16
11
Thermal Shock Resistance, points 3.8
17

Alloy Composition

Aluminum (Al), % 0 to 0.0010
0 to 0.030
Antimony (Sb), % 0 to 0.5
0
Arsenic (As), % 0 to 0.030
0
Bismuth (Bi), % 0 to 0.1
0
Boron (B), % 0
0.0010 to 0.0060
Cadmium (Cd), % 0 to 0.0050
0
Carbon (C), % 0
0.040 to 0.1
Chromium (Cr), % 0
1.9 to 2.6
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
93.2 to 96.2
Lead (Pb), % 93.5 to 95.5
0
Manganese (Mn), % 0
0.1 to 0.6
Molybdenum (Mo), % 0
0.050 to 0.3
Nickel (Ni), % 0 to 0.010
0 to 0.4
Niobium (Nb), % 0
0.020 to 0.080
Nitrogen (N), % 0
0 to 0.015
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
0 to 0.5
Silver (Ag), % 0 to 0.1
0
Sulfur (S), % 0
0 to 0.010
Tin (Sn), % 4.5 to 5.5
0
Titanium (Ti), % 0
0.0050 to 0.060
Tungsten (W), % 0
1.5 to 1.8
Vanadium (V), % 0
0.2 to 0.3
Zinc (Zn), % 0 to 0.0010
0