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Solder Alloy 133 vs. CR020A Copper

Solder alloy 133 belongs to the otherwise unclassified metals classification, while CR020A copper belongs to the copper alloys. There are 23 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is solder alloy 133 and the bottom bar is CR020A copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 33
120
Elongation at Break, % 34
15
Poisson's Ratio 0.4
0.34
Shear Modulus, GPa 12
43
Tensile Strength: Ultimate (UTS), MPa 41
220

Thermal Properties

Latent Heat of Fusion, J/g 42
210
Melting Completion (Liquidus), °C 220
1090
Melting Onset (Solidus), °C 180
1040
Specific Heat Capacity, J/kg-K 180
390
Thermal Conductivity, W/m-K 47
380
Thermal Expansion, µm/m-K 25
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
100
Electrical Conductivity: Equal Weight (Specific), % IACS 10
100

Otherwise Unclassified Properties

Density, g/cm3 9.3
9.0
Embodied Carbon, kg CO2/kg material 9.4
2.6
Embodied Energy, MJ/kg 160
41
Embodied Water, L/kg 840
320

Common Calculations

Stiffness to Weight: Axial, points 2.0
7.2
Stiffness to Weight: Bending, points 12
18
Strength to Weight: Axial, points 1.2
6.8
Strength to Weight: Bending, points 2.9
9.0
Thermal Diffusivity, mm2/s 29
110
Thermal Shock Resistance, points 3.5
7.8

Alloy Composition

Aluminum (Al), % 0 to 0.0010
0
Antimony (Sb), % 0.2 to 0.5
0
Arsenic (As), % 0 to 0.030
0
Bismuth (Bi), % 0 to 0.1
0 to 0.00050
Cadmium (Cd), % 0 to 0.0020
0
Copper (Cu), % 0 to 0.080
99.95 to 99.999
Gold (Au), % 0 to 0.050
0
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
0
Lead (Pb), % 48.5 to 50.3
0 to 0.0050
Nickel (Ni), % 0 to 0.010
0
Phosphorus (P), % 0
0.0010 to 0.0060
Silver (Ag), % 0 to 0.1
0 to 0.015
Tin (Sn), % 49.5 to 50.5
0
Zinc (Zn), % 0 to 0.0010
0