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Solder Alloy 131 vs. ASTM A182 Grade F23

Solder alloy 131 belongs to the otherwise unclassified metals classification, while ASTM A182 grade F23 belongs to the iron alloys. There are 23 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is solder alloy 131 and the bottom bar is ASTM A182 grade F23.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 38
190
Elongation at Break, % 47
22
Poisson's Ratio 0.39
0.29
Shear Modulus, GPa 14
74
Tensile Strength: Ultimate (UTS), MPa 31
570

Thermal Properties

Latent Heat of Fusion, J/g 46
250
Melting Completion (Liquidus), °C 180
1500
Melting Onset (Solidus), °C 180
1450
Specific Heat Capacity, J/kg-K 190
470
Thermal Conductivity, W/m-K 55
41
Thermal Expansion, µm/m-K 25
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
7.8
Electrical Conductivity: Equal Weight (Specific), % IACS 12
8.9

Otherwise Unclassified Properties

Density, g/cm3 8.8
8.0
Embodied Carbon, kg CO2/kg material 11
2.5
Embodied Energy, MJ/kg 180
36
Embodied Water, L/kg 940
59

Common Calculations

Stiffness to Weight: Axial, points 2.4
13
Stiffness to Weight: Bending, points 13
24
Strength to Weight: Axial, points 1.0
20
Strength to Weight: Bending, points 2.5
19
Thermal Diffusivity, mm2/s 33
11
Thermal Shock Resistance, points 2.4
17

Alloy Composition

Aluminum (Al), % 0 to 0.0010
0 to 0.030
Antimony (Sb), % 0.2 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 0.0020
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), % 35.5 to 37.3
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), % 62.5 to 63.5
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