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Solder Alloy 131 vs. AWS E409Nb

Solder alloy 131 belongs to the otherwise unclassified metals classification, while AWS E409Nb belongs to the iron alloys. There are 23 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is solder alloy 131 and the bottom bar is AWS E409Nb.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 38
190
Elongation at Break, % 47
23
Poisson's Ratio 0.39
0.28
Shear Modulus, GPa 14
76
Tensile Strength: Ultimate (UTS), MPa 31
500

Thermal Properties

Latent Heat of Fusion, J/g 46
280
Melting Completion (Liquidus), °C 180
1460
Melting Onset (Solidus), °C 180
1410
Specific Heat Capacity, J/kg-K 190
480
Thermal Conductivity, W/m-K 55
25
Thermal Expansion, µm/m-K 25
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 12
3.3

Otherwise Unclassified Properties

Density, g/cm3 8.8
7.8
Embodied Carbon, kg CO2/kg material 11
2.9
Embodied Energy, MJ/kg 180
42
Embodied Water, L/kg 940
100

Common Calculations

Stiffness to Weight: Axial, points 2.4
14
Stiffness to Weight: Bending, points 13
25
Strength to Weight: Axial, points 1.0
18
Strength to Weight: Bending, points 2.5
18
Thermal Diffusivity, mm2/s 33
6.8
Thermal Shock Resistance, points 2.4
14

Alloy Composition

Aluminum (Al), % 0 to 0.0010
0
Antimony (Sb), % 0.2 to 0.5
0
Arsenic (As), % 0 to 0.030
0
Bismuth (Bi), % 0 to 0.1
0
Cadmium (Cd), % 0 to 0.0020
0
Carbon (C), % 0
0 to 0.12
Chromium (Cr), % 0
11 to 14
Copper (Cu), % 0 to 0.080
0 to 0.75
Gold (Au), % 0 to 0.050
0
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
80.2 to 88.5
Lead (Pb), % 35.5 to 37.3
0
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
0 to 0.75
Nickel (Ni), % 0 to 0.010
0 to 0.6
Niobium (Nb), % 0
0.5 to 1.5
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
0 to 1.0
Silver (Ag), % 0 to 0.1
0
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 62.5 to 63.5
0
Zinc (Zn), % 0 to 0.0010
0