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Solder Alloy 704 vs. CC334G Bronze

Solder alloy 704 belongs to the otherwise unclassified metals classification, while CC334G 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 CC334G bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 14
210
Elastic (Young's, Tensile) Modulus, GPa 51
120
Elongation at Break, % 30
5.6
Poisson's Ratio 0.36
0.33
Shear Modulus, GPa 19
45
Tensile Strength: Ultimate (UTS), MPa 55
810

Thermal Properties

Latent Heat of Fusion, J/g 62
240
Melting Completion (Liquidus), °C 240
1080
Melting Onset (Solidus), °C 220
1020
Specific Heat Capacity, J/kg-K 220
450
Thermal Conductivity, W/m-K 50
41
Thermal Expansion, µm/m-K 22
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 13
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 15
8.0

Otherwise Unclassified Properties

Density, g/cm3 7.5
8.2
Embodied Carbon, kg CO2/kg material 19
3.6
Embodied Energy, MJ/kg 320
59

Common Calculations

Stiffness to Weight: Axial, points 3.8
8.1
Stiffness to Weight: Bending, points 17
20
Strength to Weight: Axial, points 2.1
28
Strength to Weight: Bending, points 4.3
24
Thermal Diffusivity, mm2/s 30
11
Thermal Shock Resistance, points 3.5
28

Alloy Composition

Aluminum (Al), % 0 to 0.0010
10 to 12
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
72 to 84.5
Gold (Au), % 0 to 0.050
0
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
3.0 to 7.0
Lead (Pb), % 0 to 0.070
0 to 0.050
Magnesium (Mg), % 0
0 to 0.050
Manganese (Mn), % 0
0 to 2.5
Nickel (Ni), % 0 to 0.010
4.0 to 7.5
Silicon (Si), % 0
0 to 0.1
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