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C61800 Bronze vs. Solder Alloy 103

C61800 bronze belongs to the copper alloys classification, while solder alloy 103 belongs to the otherwise unclassified metals. There are 23 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is C61800 bronze and the bottom bar is solder alloy 103.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
37
Elongation at Break, % 26
47
Poisson's Ratio 0.34
0.39
Shear Modulus, GPa 44
13
Tensile Strength: Ultimate (UTS), MPa 740
52

Thermal Properties

Latent Heat of Fusion, J/g 230
45
Melting Completion (Liquidus), °C 1050
190
Melting Onset (Solidus), °C 1040
180
Specific Heat Capacity, J/kg-K 440
180
Thermal Conductivity, W/m-K 64
50
Thermal Expansion, µm/m-K 18
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 13
11
Electrical Conductivity: Equal Weight (Specific), % IACS 14
12

Otherwise Unclassified Properties

Density, g/cm3 8.3
8.9
Embodied Carbon, kg CO2/kg material 3.1
10
Embodied Energy, MJ/kg 52
180
Embodied Water, L/kg 390
910

Common Calculations

Stiffness to Weight: Axial, points 7.5
2.3
Stiffness to Weight: Bending, points 19
12
Strength to Weight: Axial, points 25
1.6
Strength to Weight: Bending, points 22
3.5
Thermal Diffusivity, mm2/s 18
30
Thermal Shock Resistance, points 26
4.3

Alloy Composition

Aluminum (Al), % 8.5 to 11
0 to 0.0010
Antimony (Sb), % 0
0 to 0.2
Arsenic (As), % 0
0 to 0.030
Bismuth (Bi), % 0
0 to 0.1
Cadmium (Cd), % 0
0 to 0.0020
Copper (Cu), % 86.9 to 91
0 to 0.080
Gold (Au), % 0
0 to 0.050
Indium (In), % 0
0 to 0.1
Iron (Fe), % 0.5 to 1.5
0 to 0.020
Lead (Pb), % 0 to 0.020
38.8 to 40.5
Nickel (Ni), % 0
0 to 0.010
Silicon (Si), % 0 to 0.1
0
Silver (Ag), % 0
0 to 0.1
Tin (Sn), % 0
59.5 to 60.5
Zinc (Zn), % 0 to 0.020
0 to 0.0010
Residuals, % 0 to 0.5
0