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CR025A Copper vs. Solder Alloy 182

CR025A copper belongs to the copper alloys classification, while solder alloy 182 belongs to the otherwise unclassified metals. There are 22 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 CR025A copper and the bottom bar is solder alloy 182.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
19
Elongation at Break, % 15
37
Poisson's Ratio 0.34
0.44
Shear Modulus, GPa 43
6.7
Tensile Strength: Ultimate (UTS), MPa 230
28

Thermal Properties

Latent Heat of Fusion, J/g 210
28
Melting Completion (Liquidus), °C 1090
370
Melting Onset (Solidus), °C 1040
300
Specific Heat Capacity, J/kg-K 390
130
Thermal Conductivity, W/m-K 370
27
Thermal Expansion, µm/m-K 17
29

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 99
9.6
Electrical Conductivity: Equal Weight (Specific), % IACS 99
7.6

Otherwise Unclassified Properties

Density, g/cm3 9.0
11
Embodied Carbon, kg CO2/kg material 2.6
9.0
Embodied Energy, MJ/kg 41
140

Common Calculations

Stiffness to Weight: Axial, points 7.2
0.95
Stiffness to Weight: Bending, points 18
7.9
Strength to Weight: Axial, points 7.1
0.69
Strength to Weight: Bending, points 9.3
1.8
Thermal Diffusivity, mm2/s 110
18
Thermal Shock Resistance, points 8.1
3.7

Alloy Composition

Aluminum (Al), % 0
0 to 0.0010
Antimony (Sb), % 0
0 to 0.2
Arsenic (As), % 0
0 to 0.030
Bismuth (Bi), % 0 to 0.00050
0 to 0.1
Cadmium (Cd), % 0
0 to 0.0020
Copper (Cu), % 99.9 to 99.96
0 to 0.080
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 0.0050
93.2 to 95
Nickel (Ni), % 0
0 to 0.010
Phosphorus (P), % 0.040 to 0.060
0
Silver (Ag), % 0 to 0.015
5.0 to 6.0
Tin (Sn), % 0
0 to 0.25
Zinc (Zn), % 0
0 to 0.0010