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Solder Alloy 151 vs. C87700 Bronze

Solder alloy 151 belongs to the otherwise unclassified metals classification, while C87700 bronze belongs to the copper 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 151 and the bottom bar is C87700 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 39
110
Elongation at Break, % 37
3.6
Poisson's Ratio 0.37
0.33
Shear Modulus, GPa 14
42
Tensile Strength: Ultimate (UTS), MPa 46
300

Thermal Properties

Latent Heat of Fusion, J/g 47
250
Melting Completion (Liquidus), °C 150
980
Melting Onset (Solidus), °C 150
900
Specific Heat Capacity, J/kg-K 190
400
Thermal Conductivity, W/m-K 44
120
Thermal Expansion, µm/m-K 26
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 10
45
Electrical Conductivity: Equal Weight (Specific), % IACS 10
48

Otherwise Unclassified Properties

Density, g/cm3 8.8
8.5
Embodied Carbon, kg CO2/kg material 9.2
2.7
Embodied Energy, MJ/kg 160
45
Embodied Water, L/kg 920
310

Common Calculations

Stiffness to Weight: Axial, points 2.5
7.4
Stiffness to Weight: Bending, points 13
19
Strength to Weight: Axial, points 1.4
9.8
Strength to Weight: Bending, points 3.2
12
Thermal Diffusivity, mm2/s 26
34
Thermal Shock Resistance, points 3.2
11

Alloy Composition

Aluminum (Al), % 0 to 0.0010
0
Antimony (Sb), % 0 to 0.2
0 to 0.1
Arsenic (As), % 0 to 0.030
0
Bismuth (Bi), % 0 to 0.1
0
Cadmium (Cd), % 17.5 to 18.5
0
Copper (Cu), % 0 to 0.080
87.5 to 90.5
Gold (Au), % 0 to 0.050
0
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
0 to 0.5
Lead (Pb), % 30.3 to 33
0 to 0.090
Manganese (Mn), % 0
0 to 0.8
Nickel (Ni), % 0 to 0.010
0 to 0.25
Phosphorus (P), % 0
0 to 0.15
Silicon (Si), % 0
2.5 to 3.5
Silver (Ag), % 0 to 0.1
0
Tin (Sn), % 49.5 to 50.5
0 to 2.0
Zinc (Zn), % 0 to 0.0010
7.0 to 9.0
Residuals, % 0
0 to 0.8