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C14510 Copper vs. Solder Alloy 704

C14510 copper belongs to the copper alloys classification, while solder alloy 704 belongs to the otherwise unclassified metals. There are 20 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is C14510 copper and the bottom bar is solder alloy 704.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
51
Elongation at Break, % 9.1 to 9.6
30
Poisson's Ratio 0.34
0.36
Shear Modulus, GPa 43
19
Tensile Strength: Ultimate (UTS), MPa 300 to 320
55

Thermal Properties

Latent Heat of Fusion, J/g 210
62
Melting Completion (Liquidus), °C 1080
240
Melting Onset (Solidus), °C 1050
220
Specific Heat Capacity, J/kg-K 390
220
Thermal Conductivity, W/m-K 360
50
Thermal Expansion, µm/m-K 17
22

Otherwise Unclassified Properties

Density, g/cm3 8.9
7.5
Embodied Carbon, kg CO2/kg material 2.6
19
Embodied Energy, MJ/kg 42
320

Common Calculations

Stiffness to Weight: Axial, points 7.2
3.8
Stiffness to Weight: Bending, points 18
17
Strength to Weight: Axial, points 9.2 to 10
2.1
Strength to Weight: Bending, points 11 to 12
4.3
Thermal Diffusivity, mm2/s 100
30
Thermal Shock Resistance, points 11 to 12
3.5

Alloy Composition

Aluminum (Al), % 0
0 to 0.0010
Antimony (Sb), % 0
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), % 99.15 to 99.69
0 to 0.050
Gold (Au), % 0
0 to 0.050
Indium (In), % 0
0 to 0.1
Iron (Fe), % 0
0 to 0.020
Lead (Pb), % 0 to 0.050
0 to 0.070
Nickel (Ni), % 0
0 to 0.010
Phosphorus (P), % 0.010 to 0.030
0
Silver (Ag), % 0
4.8 to 5.2
Tellurium (Te), % 0.3 to 0.7
0
Tin (Sn), % 0
94.3 to 95.2
Zinc (Zn), % 0
0 to 0.0010