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CC480K Bronze vs. Solder Alloy 704

CC480K bronze belongs to the copper alloys classification, while solder alloy 704 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 CC480K bronze and the bottom bar is solder alloy 704.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 88
14
Elastic (Young's, Tensile) Modulus, GPa 110
51
Elongation at Break, % 13
30
Poisson's Ratio 0.34
0.36
Shear Modulus, GPa 41
19
Tensile Strength: Ultimate (UTS), MPa 300
55

Thermal Properties

Latent Heat of Fusion, J/g 190
62
Melting Completion (Liquidus), °C 1010
240
Melting Onset (Solidus), °C 900
220
Specific Heat Capacity, J/kg-K 370
220
Thermal Conductivity, W/m-K 63
50
Thermal Expansion, µm/m-K 18
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
13
Electrical Conductivity: Equal Weight (Specific), % IACS 11
15

Otherwise Unclassified Properties

Density, g/cm3 8.8
7.5
Embodied Carbon, kg CO2/kg material 3.7
19
Embodied Energy, MJ/kg 59
320

Common Calculations

Stiffness to Weight: Axial, points 6.9
3.8
Stiffness to Weight: Bending, points 18
17
Strength to Weight: Axial, points 9.6
2.1
Strength to Weight: Bending, points 11
4.3
Thermal Diffusivity, mm2/s 20
30
Thermal Shock Resistance, points 11
3.5

Alloy Composition

Aluminum (Al), % 0 to 0.010
0 to 0.0010
Antimony (Sb), % 0 to 0.2
0 to 0.1
Arsenic (As), % 0
0 to 0.030
Bismuth (Bi), % 0
0 to 0.1
Cadmium (Cd), % 0
0 to 0.0020
Copper (Cu), % 86 to 90
0 to 0.050
Gold (Au), % 0
0 to 0.050
Indium (In), % 0
0 to 0.1
Iron (Fe), % 0 to 0.2
0 to 0.020
Lead (Pb), % 0 to 1.0
0 to 0.070
Manganese (Mn), % 0 to 0.1
0
Nickel (Ni), % 0 to 2.0
0 to 0.010
Phosphorus (P), % 0 to 0.2
0
Silicon (Si), % 0 to 0.020
0
Silver (Ag), % 0
4.8 to 5.2
Sulfur (S), % 0 to 0.050
0
Tin (Sn), % 9.0 to 11
94.3 to 95.2
Zinc (Zn), % 0 to 0.5
0 to 0.0010