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Solder Alloy 811 vs. C94300 Bronze

Solder alloy 811 belongs to the otherwise unclassified metals classification, while C94300 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 811 and the bottom bar is C94300 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 52
87
Elongation at Break, % 38
9.7
Poisson's Ratio 0.35
0.36
Shear Modulus, GPa 19
32
Tensile Strength: Ultimate (UTS), MPa 53
180

Thermal Properties

Latent Heat of Fusion, J/g 63
150
Melting Completion (Liquidus), °C 200
820
Melting Onset (Solidus), °C 190
760
Specific Heat Capacity, J/kg-K 230
320
Thermal Conductivity, W/m-K 59
63
Thermal Expansion, µm/m-K 22
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 14
9.0
Electrical Conductivity: Equal Weight (Specific), % IACS 17
8.7

Otherwise Unclassified Properties

Density, g/cm3 7.3
9.3
Embodied Carbon, kg CO2/kg material 14
2.9
Embodied Energy, MJ/kg 240
47
Embodied Water, L/kg 1200
370

Common Calculations

Stiffness to Weight: Axial, points 4.0
5.2
Stiffness to Weight: Bending, points 17
16
Strength to Weight: Axial, points 2.0
5.2
Strength to Weight: Bending, points 4.3
7.4
Thermal Diffusivity, mm2/s 35
21
Thermal Shock Resistance, points 3.3
7.1

Alloy Composition

Aluminum (Al), % 0 to 0.0010
0 to 0.0050
Antimony (Sb), % 0 to 0.1
0 to 0.8
Arsenic (As), % 0 to 0.030
0
Bismuth (Bi), % 2.8 to 3.2
0
Cadmium (Cd), % 0 to 0.0020
0
Copper (Cu), % 0 to 0.050
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), % 0 to 0.070
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), % 0 to 0.1
0
Sulfur (S), % 0
0 to 0.080
Tin (Sn), % 87.8 to 89.7
4.5 to 6.0
Zinc (Zn), % 7.5 to 8.5
0 to 0.8
Residuals, % 0
0 to 1.0