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Solder Alloy 704 vs. CC332G Bronze

Solder alloy 704 belongs to the otherwise unclassified metals classification, while CC332G bronze belongs to the copper alloys. 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 solder alloy 704 and the bottom bar is CC332G bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 14
130
Elastic (Young's, Tensile) Modulus, GPa 51
120
Elongation at Break, % 30
22
Poisson's Ratio 0.36
0.34
Shear Modulus, GPa 19
43
Tensile Strength: Ultimate (UTS), MPa 55
620

Thermal Properties

Latent Heat of Fusion, J/g 62
230
Melting Completion (Liquidus), °C 240
1060
Melting Onset (Solidus), °C 220
1010
Specific Heat Capacity, J/kg-K 220
440
Thermal Conductivity, W/m-K 50
45
Thermal Expansion, µm/m-K 22
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 13
11
Electrical Conductivity: Equal Weight (Specific), % IACS 15
12

Otherwise Unclassified Properties

Density, g/cm3 7.5
8.3
Embodied Carbon, kg CO2/kg material 19
3.4
Embodied Energy, MJ/kg 320
55

Common Calculations

Stiffness to Weight: Axial, points 3.8
7.7
Stiffness to Weight: Bending, points 17
20
Strength to Weight: Axial, points 2.1
21
Strength to Weight: Bending, points 4.3
19
Thermal Diffusivity, mm2/s 30
12
Thermal Shock Resistance, points 3.5
21

Alloy Composition

Aluminum (Al), % 0 to 0.0010
8.5 to 10.5
Antimony (Sb), % 0 to 0.1
0
Arsenic (As), % 0 to 0.030
0
Bismuth (Bi), % 0 to 0.1
0
Cadmium (Cd), % 0 to 0.0020
0
Copper (Cu), % 0 to 0.050
80 to 86
Gold (Au), % 0 to 0.050
0
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
1.0 to 3.0
Lead (Pb), % 0 to 0.070
0 to 0.1
Magnesium (Mg), % 0
0 to 0.050
Manganese (Mn), % 0
0 to 2.0
Nickel (Ni), % 0 to 0.010
1.5 to 4.0
Silicon (Si), % 0
0 to 0.2
Silver (Ag), % 4.8 to 5.2
0
Tin (Sn), % 94.3 to 95.2
0 to 0.2
Zinc (Zn), % 0 to 0.0010
0 to 0.5