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CC766S Brass vs. Solder Alloy 702

CC766S brass 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 CC766S brass 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, % 28
21
Poisson's Ratio 0.31
0.36
Shear Modulus, GPa 40
19
Tensile Strength: Ultimate (UTS), MPa 500
53

Thermal Properties

Latent Heat of Fusion, J/g 180
61
Melting Completion (Liquidus), °C 840
220
Melting Onset (Solidus), °C 800
220
Specific Heat Capacity, J/kg-K 390
220
Thermal Conductivity, W/m-K 89
62
Thermal Expansion, µm/m-K 20
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 32
15
Electrical Conductivity: Equal Weight (Specific), % IACS 36
18

Otherwise Unclassified Properties

Density, g/cm3 8.0
7.4
Embodied Carbon, kg CO2/kg material 2.8
17
Embodied Energy, MJ/kg 48
290

Common Calculations

Stiffness to Weight: Axial, points 7.3
3.8
Stiffness to Weight: Bending, points 20
17
Strength to Weight: Axial, points 17
2.0
Strength to Weight: Bending, points 18
4.2
Thermal Diffusivity, mm2/s 28
38
Thermal Shock Resistance, points 17
3.4

Alloy Composition

Aluminum (Al), % 0.3 to 1.8
0 to 0.0010
Antimony (Sb), % 0 to 0.1
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), % 58 to 64
0 to 0.050
Gold (Au), % 0
0 to 0.050
Indium (In), % 0
0 to 0.1
Iron (Fe), % 0 to 0.5
0 to 0.020
Lead (Pb), % 0 to 0.5
0 to 0.070
Manganese (Mn), % 0 to 0.5
0
Nickel (Ni), % 0 to 2.0
0 to 0.010
Silicon (Si), % 0 to 0.6
0
Silver (Ag), % 0
2.8 to 3.2
Tin (Sn), % 0 to 0.5
96.3 to 97.2
Zinc (Zn), % 29.5 to 41.7
0 to 0.0010