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Solder Alloy 142 vs. C62400 Bronze

Solder alloy 142 belongs to the otherwise unclassified metals classification, while C62400 bronze belongs to the copper alloys. There are 23 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is solder alloy 142 and the bottom bar is C62400 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 33
110
Elongation at Break, % 37
11 to 14
Poisson's Ratio 0.4
0.34
Shear Modulus, GPa 12
42
Tensile Strength: Ultimate (UTS), MPa 43
690 to 730

Thermal Properties

Latent Heat of Fusion, J/g 42
230
Melting Completion (Liquidus), °C 210
1040
Melting Onset (Solidus), °C 180
1030
Specific Heat Capacity, J/kg-K 170
440
Thermal Conductivity, W/m-K 45
59
Thermal Expansion, µm/m-K 25
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
12
Electrical Conductivity: Equal Weight (Specific), % IACS 11
13

Otherwise Unclassified Properties

Density, g/cm3 9.3
8.2
Embodied Carbon, kg CO2/kg material 9.4
3.2
Embodied Energy, MJ/kg 160
53
Embodied Water, L/kg 890
400

Common Calculations

Stiffness to Weight: Axial, points 2.0
7.6
Stiffness to Weight: Bending, points 11
20
Strength to Weight: Axial, points 1.3
23 to 25
Strength to Weight: Bending, points 2.9
21 to 22
Thermal Diffusivity, mm2/s 28
16
Thermal Shock Resistance, points 3.7
25 to 26

Alloy Composition

Aluminum (Al), % 0 to 0.0010
10 to 11.5
Antimony (Sb), % 0 to 0.2
0
Arsenic (As), % 0 to 0.030
0
Bismuth (Bi), % 2.5 to 3.5
0
Cadmium (Cd), % 0 to 0.0020
0
Copper (Cu), % 0 to 0.080
82.8 to 88
Gold (Au), % 0 to 0.050
0
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
2.0 to 4.5
Lead (Pb), % 47.4 to 50
0
Manganese (Mn), % 0
0 to 0.3
Nickel (Ni), % 0 to 0.010
0
Silicon (Si), % 0
0 to 0.25
Silver (Ag), % 0 to 0.1
0
Tin (Sn), % 47.5 to 48.5
0 to 0.2
Zinc (Zn), % 0 to 0.0010
0
Residuals, % 0
0 to 0.5