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CC481K Bronze vs. Solder Alloy 503

CC481K bronze belongs to the copper alloys classification, while solder alloy 503 belongs to the otherwise unclassified metals. There are 22 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is CC481K bronze and the bottom bar is solder alloy 503.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
54
Elongation at Break, % 4.5
30
Poisson's Ratio 0.34
0.36
Shear Modulus, GPa 40
20
Tensile Strength: Ultimate (UTS), MPa 350
57

Thermal Properties

Latent Heat of Fusion, J/g 190
69
Melting Completion (Liquidus), °C 1000
380
Melting Onset (Solidus), °C 880
220
Specific Heat Capacity, J/kg-K 370
230
Thermal Conductivity, W/m-K 64
61
Thermal Expansion, µm/m-K 18
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 10
14
Electrical Conductivity: Equal Weight (Specific), % IACS 10
17

Otherwise Unclassified Properties

Density, g/cm3 8.7
7.5
Embodied Carbon, kg CO2/kg material 3.7
16
Embodied Energy, MJ/kg 60
270

Common Calculations

Stiffness to Weight: Axial, points 6.9
4.1
Stiffness to Weight: Bending, points 18
17
Strength to Weight: Axial, points 11
2.1
Strength to Weight: Bending, points 13
4.4
Thermal Diffusivity, mm2/s 20
35
Thermal Shock Resistance, points 13
3.5

Alloy Composition

Aluminum (Al), % 0 to 0.010
0 to 0.0010
Antimony (Sb), % 0 to 0.050
0 to 0.1
Arsenic (As), % 0
0 to 0.030
Bismuth (Bi), % 0
0 to 0.080
Cadmium (Cd), % 0
0 to 0.0020
Copper (Cu), % 87 to 89.5
5.5 to 6.5
Gold (Au), % 0
0 to 0.050
Indium (In), % 0
0 to 0.1
Iron (Fe), % 0 to 0.1
0 to 0.020
Lead (Pb), % 0 to 0.25
0 to 0.070
Manganese (Mn), % 0 to 0.050
0
Nickel (Ni), % 0 to 0.1
0 to 0.010
Phosphorus (P), % 0 to 1.0
0
Silicon (Si), % 0 to 0.010
0
Silver (Ag), % 0
1.8 to 2.2
Sulfur (S), % 0 to 0.050
0
Tin (Sn), % 10 to 11.5
90.8 to 92.7
Zinc (Zn), % 0 to 0.5
0 to 0.0010