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Solder Alloy 715 vs. C81500 Copper

Solder alloy 715 belongs to the otherwise unclassified metals classification, while C81500 copper 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 C81500 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 16
110
Elastic (Young's, Tensile) Modulus, GPa 51
120
Elongation at Break, % 21
17
Poisson's Ratio 0.36
0.34
Shear Modulus, GPa 19
44
Tensile Strength: Ultimate (UTS), MPa 30
350

Thermal Properties

Latent Heat of Fusion, J/g 61
210
Melting Completion (Liquidus), °C 220
1090
Melting Onset (Solidus), °C 220
1080
Specific Heat Capacity, J/kg-K 220
390
Thermal Conductivity, W/m-K 60
320
Thermal Expansion, µm/m-K 22
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 12
82
Electrical Conductivity: Equal Weight (Specific), % IACS 15
83

Otherwise Unclassified Properties

Density, g/cm3 7.3
8.9
Embodied Carbon, kg CO2/kg material 16
2.6
Embodied Energy, MJ/kg 270
41

Common Calculations

Stiffness to Weight: Axial, points 3.8
7.3
Stiffness to Weight: Bending, points 17
18
Strength to Weight: Axial, points 1.1
11
Strength to Weight: Bending, points 2.9
12
Thermal Diffusivity, mm2/s 37
91
Thermal Shock Resistance, points 1.9
12

Alloy Composition


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Aluminum (Al), % 0 to 0.0010
0 to 0.1
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
Chromium (Cr), % 0
0.4 to 1.5
Copper (Cu), % 0.5 to 0.9
97.4 to 99.6
Gold (Au), % 0 to 0.050
0
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
0 to 0.1
Lead (Pb), % 0 to 0.070
0 to 0.020
Nickel (Ni), % 0 to 0.010
0
Silicon (Si), % 0
0 to 0.15
Silver (Ag), % 0.8 to 1.2
0
Tin (Sn), % 97.4 to 98.7
0 to 0.1
Zinc (Zn), % 0 to 0.0010
0 to 0.1
Residuals, % 0
0 to 0.5