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Solder Alloy 502 vs. CR006A Copper

Solder alloy 502 belongs to the otherwise unclassified metals classification, while CR006A copper belongs to the copper alloys. There are 20 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is solder alloy 502 and the bottom bar is CR006A copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 53
120
Elongation at Break, % 34
15
Poisson's Ratio 0.36
0.34
Shear Modulus, GPa 19
43
Tensile Strength: Ultimate (UTS), MPa 58
230

Thermal Properties

Latent Heat of Fusion, J/g 66
210
Melting Completion (Liquidus), °C 350
1090
Melting Onset (Solidus), °C 220
1040
Specific Heat Capacity, J/kg-K 230
390
Thermal Conductivity, W/m-K 47
380
Thermal Expansion, µm/m-K 22
17

Otherwise Unclassified Properties

Density, g/cm3 7.4
9.0
Embodied Carbon, kg CO2/kg material 15
2.6
Embodied Energy, MJ/kg 260
41

Common Calculations

Stiffness to Weight: Axial, points 4.0
7.2
Stiffness to Weight: Bending, points 17
18
Strength to Weight: Axial, points 2.2
7.1
Strength to Weight: Bending, points 4.5
9.3
Thermal Diffusivity, mm2/s 28
110
Thermal Shock Resistance, points 3.6
8.1

Alloy Composition

Aluminum (Al), % 0 to 0.0010
0
Antimony (Sb), % 0 to 0.1
0
Arsenic (As), % 0 to 0.030
0
Bismuth (Bi), % 0 to 0.080
0
Cadmium (Cd), % 0 to 0.0020
0
Copper (Cu), % 3.5 to 4.5
99.9 to 100
Gold (Au), % 0 to 0.050
0
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
0
Lead (Pb), % 0 to 0.070
0
Nickel (Ni), % 0 to 0.010
0
Oxygen (O), % 0
0 to 0.1
Silver (Ag), % 0.8 to 1.2
0 to 0.015
Tin (Sn), % 93.8 to 95.7
0
Zinc (Zn), % 0 to 0.0010
0