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CC497K Bronze vs. Solder Alloy 811

CC497K bronze belongs to the copper alloys classification, while solder alloy 811 belongs to the otherwise unclassified metals. 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 CC497K bronze and the bottom bar is solder alloy 811.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 93
52
Elongation at Break, % 6.7
38
Poisson's Ratio 0.36
0.35
Shear Modulus, GPa 34
19
Tensile Strength: Ultimate (UTS), MPa 190
53

Thermal Properties

Latent Heat of Fusion, J/g 160
63
Melting Completion (Liquidus), °C 870
200
Melting Onset (Solidus), °C 800
190
Specific Heat Capacity, J/kg-K 330
230
Thermal Conductivity, W/m-K 53
59
Thermal Expansion, µm/m-K 20
22

Electrical Properties

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

Otherwise Unclassified Properties

Density, g/cm3 9.3
7.3
Embodied Carbon, kg CO2/kg material 3.0
14
Embodied Energy, MJ/kg 48
240
Embodied Water, L/kg 370
1200

Common Calculations

Stiffness to Weight: Axial, points 5.5
4.0
Stiffness to Weight: Bending, points 16
17
Strength to Weight: Axial, points 5.6
2.0
Strength to Weight: Bending, points 7.8
4.3
Thermal Diffusivity, mm2/s 17
35
Thermal Shock Resistance, points 7.2
3.3

Alloy Composition

Aluminum (Al), % 0 to 0.010
0 to 0.0010
Antimony (Sb), % 0 to 0.75
0 to 0.1
Arsenic (As), % 0
0 to 0.030
Bismuth (Bi), % 0
2.8 to 3.2
Cadmium (Cd), % 0
0 to 0.0020
Copper (Cu), % 67.5 to 77.5
0 to 0.050
Gold (Au), % 0
0 to 0.050
Indium (In), % 0
0 to 0.1
Iron (Fe), % 0 to 0.25
0 to 0.020
Lead (Pb), % 18 to 23
0 to 0.070
Manganese (Mn), % 0 to 0.2
0
Nickel (Ni), % 0.5 to 2.5
0 to 0.010
Phosphorus (P), % 0 to 0.1
0
Silicon (Si), % 0 to 0.010
0
Silver (Ag), % 0
0 to 0.1
Sulfur (S), % 0 to 0.1
0
Tin (Sn), % 4.0 to 6.0
87.8 to 89.7
Zinc (Zn), % 0 to 2.0
7.5 to 8.5