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Solder Alloy 182 vs. C94300 Bronze

Solder alloy 182 belongs to the otherwise unclassified metals classification, while C94300 bronze belongs to the copper alloys. They have a modest 25% of their average alloy composition in common, which, by itself, doesn't mean much. There are 22 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 182 and the bottom bar is C94300 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 19
87
Elongation at Break, % 37
9.7
Poisson's Ratio 0.44
0.36
Shear Modulus, GPa 6.7
32
Tensile Strength: Ultimate (UTS), MPa 28
180

Thermal Properties

Latent Heat of Fusion, J/g 28
150
Melting Completion (Liquidus), °C 370
820
Melting Onset (Solidus), °C 300
760
Specific Heat Capacity, J/kg-K 130
320
Thermal Conductivity, W/m-K 27
63
Thermal Expansion, µm/m-K 29
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.6
9.0
Electrical Conductivity: Equal Weight (Specific), % IACS 7.6
8.7

Otherwise Unclassified Properties

Density, g/cm3 11
9.3
Embodied Carbon, kg CO2/kg material 9.0
2.9
Embodied Energy, MJ/kg 140
47

Common Calculations

Stiffness to Weight: Axial, points 0.95
5.2
Stiffness to Weight: Bending, points 7.9
16
Strength to Weight: Axial, points 0.69
5.2
Strength to Weight: Bending, points 1.8
7.4
Thermal Diffusivity, mm2/s 18
21
Thermal Shock Resistance, points 3.7
7.1

Alloy Composition

Aluminum (Al), % 0 to 0.0010
0 to 0.0050
Antimony (Sb), % 0 to 0.2
0 to 0.8
Arsenic (As), % 0 to 0.030
0
Bismuth (Bi), % 0 to 0.1
0
Cadmium (Cd), % 0 to 0.0020
0
Copper (Cu), % 0 to 0.080
67 to 72
Gold (Au), % 0 to 0.050
0
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
0 to 0.15
Lead (Pb), % 93.2 to 95
23 to 27
Nickel (Ni), % 0 to 0.010
0 to 1.0
Phosphorus (P), % 0
0 to 1.5
Silicon (Si), % 0
0 to 0.0050
Silver (Ag), % 5.0 to 6.0
0
Sulfur (S), % 0
0 to 0.080
Tin (Sn), % 0 to 0.25
4.5 to 6.0
Zinc (Zn), % 0 to 0.0010
0 to 0.8
Residuals, % 0
0 to 1.0