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Solder Alloy 715 vs. CC765S Brass

Solder alloy 715 belongs to the otherwise unclassified metals classification, while CC765S brass 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 715 and the bottom bar is CC765S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 16
130
Elastic (Young's, Tensile) Modulus, GPa 51
110
Elongation at Break, % 21
21
Poisson's Ratio 0.36
0.31
Shear Modulus, GPa 19
42
Tensile Strength: Ultimate (UTS), MPa 30
540

Thermal Properties

Latent Heat of Fusion, J/g 61
180
Melting Completion (Liquidus), °C 220
860
Melting Onset (Solidus), °C 220
820
Specific Heat Capacity, J/kg-K 220
400
Thermal Conductivity, W/m-K 60
91
Thermal Expansion, µm/m-K 22
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 12
30
Electrical Conductivity: Equal Weight (Specific), % IACS 15
34

Otherwise Unclassified Properties

Density, g/cm3 7.3
8.0
Embodied Carbon, kg CO2/kg material 16
3.0
Embodied Energy, MJ/kg 270
51

Common Calculations

Stiffness to Weight: Axial, points 3.8
7.6
Stiffness to Weight: Bending, points 17
20
Strength to Weight: Axial, points 1.1
19
Strength to Weight: Bending, points 2.9
18
Thermal Diffusivity, mm2/s 37
28
Thermal Shock Resistance, points 1.9
17

Alloy Composition

Aluminum (Al), % 0 to 0.0010
0.5 to 2.5
Antimony (Sb), % 0 to 0.1
0 to 0.080
Arsenic (As), % 0 to 0.030
0
Bismuth (Bi), % 0 to 0.1
0
Cadmium (Cd), % 0 to 0.0020
0
Copper (Cu), % 0.5 to 0.9
51 to 65
Gold (Au), % 0 to 0.050
0
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
0.5 to 2.0
Lead (Pb), % 0 to 0.070
0 to 0.5
Manganese (Mn), % 0
0.3 to 3.0
Nickel (Ni), % 0 to 0.010
0 to 6.0
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
0 to 0.1
Silver (Ag), % 0.8 to 1.2
0
Tin (Sn), % 97.4 to 98.7
0 to 1.0
Zinc (Zn), % 0 to 0.0010
19.8 to 47.7