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CC330G Bronze vs. Solder Alloy 702

CC330G bronze belongs to the copper alloys classification, while solder alloy 702 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 CC330G bronze and the bottom bar is solder alloy 702.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
51
Elongation at Break, % 20
21
Poisson's Ratio 0.34
0.36
Shear Modulus, GPa 42
19
Tensile Strength: Ultimate (UTS), MPa 530
53

Thermal Properties

Latent Heat of Fusion, J/g 230
61
Melting Completion (Liquidus), °C 1050
220
Melting Onset (Solidus), °C 1000
220
Specific Heat Capacity, J/kg-K 430
220
Thermal Conductivity, W/m-K 62
62
Thermal Expansion, µm/m-K 18
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 14
15
Electrical Conductivity: Equal Weight (Specific), % IACS 15
18

Otherwise Unclassified Properties

Density, g/cm3 8.4
7.4
Embodied Carbon, kg CO2/kg material 3.2
17
Embodied Energy, MJ/kg 52
290

Common Calculations

Stiffness to Weight: Axial, points 7.5
3.8
Stiffness to Weight: Bending, points 19
17
Strength to Weight: Axial, points 18
2.0
Strength to Weight: Bending, points 17
4.2
Thermal Diffusivity, mm2/s 17
38
Thermal Shock Resistance, points 19
3.4

Alloy Composition

Aluminum (Al), % 8.0 to 10.5
0 to 0.0010
Antimony (Sb), % 0
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), % 87 to 92
0 to 0.050
Gold (Au), % 0
0 to 0.050
Indium (In), % 0
0 to 0.1
Iron (Fe), % 0 to 1.2
0 to 0.020
Lead (Pb), % 0 to 0.3
0 to 0.070
Manganese (Mn), % 0 to 0.5
0
Nickel (Ni), % 0 to 1.0
0 to 0.010
Silicon (Si), % 0 to 0.2
0
Silver (Ag), % 0
2.8 to 3.2
Tin (Sn), % 0 to 0.3
96.3 to 97.2
Zinc (Zn), % 0 to 0.5
0 to 0.0010