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Solder Alloy 801 vs. CC491K Bronze

Solder alloy 801 belongs to the otherwise unclassified metals classification, while CC491K bronze belongs to the copper alloys. There are 24 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 801 and the bottom bar is CC491K bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 22
73
Elastic (Young's, Tensile) Modulus, GPa 53
110
Elongation at Break, % 33
13
Poisson's Ratio 0.35
0.34
Shear Modulus, GPa 20
40
Tensile Strength: Ultimate (UTS), MPa 55
260

Thermal Properties

Latent Heat of Fusion, J/g 64
190
Melting Completion (Liquidus), °C 200
980
Melting Onset (Solidus), °C 200
900
Specific Heat Capacity, J/kg-K 240
370
Thermal Conductivity, W/m-K 61
71
Thermal Expansion, µm/m-K 22
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 15
15
Electrical Conductivity: Equal Weight (Specific), % IACS 19
15

Otherwise Unclassified Properties

Density, g/cm3 7.2
8.9
Embodied Carbon, kg CO2/kg material 14
3.1
Embodied Energy, MJ/kg 240
51
Embodied Water, L/kg 1140
350

Common Calculations

Stiffness to Weight: Axial, points 4.1
6.7
Stiffness to Weight: Bending, points 17
18
Strength to Weight: Axial, points 2.1
8.1
Strength to Weight: Bending, points 4.4
10
Thermal Diffusivity, mm2/s 36
22
Thermal Shock Resistance, points 3.3
9.3

Alloy Composition

Aluminum (Al), % 0 to 0.0010
0 to 0.010
Antimony (Sb), % 0 to 0.1
0 to 0.25
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 0.050
81 to 87
Gold (Au), % 0 to 0.050
0
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
0 to 0.3
Lead (Pb), % 0 to 0.070
4.0 to 6.0
Nickel (Ni), % 0 to 0.010
0 to 2.0
Phosphorus (P), % 0
0 to 0.1
Silicon (Si), % 0
0 to 0.010
Silver (Ag), % 0 to 0.1
0
Sulfur (S), % 0
0 to 0.1
Tin (Sn), % 89.9 to 91.5
4.0 to 6.0
Zinc (Zn), % 8.5 to 9.5
4.0 to 6.0