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Solder Alloy 201 vs. C99300 Copper

Solder alloy 201 belongs to the otherwise unclassified metals classification, while C99300 copper belongs to the copper alloys. There are 24 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 201 and the bottom bar is C99300 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 13
200
Elastic (Young's, Tensile) Modulus, GPa 50
120
Elongation at Break, % 38
2.0
Poisson's Ratio 0.35
0.33
Shear Modulus, GPa 19
46
Tensile Strength: Ultimate (UTS), MPa 41
660

Thermal Properties

Latent Heat of Fusion, J/g 64
240
Melting Completion (Liquidus), °C 240
1080
Melting Onset (Solidus), °C 240
1070
Specific Heat Capacity, J/kg-K 220
450
Thermal Conductivity, W/m-K 28
43
Thermal Expansion, µm/m-K 21
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 12
9.0
Electrical Conductivity: Equal Weight (Specific), % IACS 15
9.8

Otherwise Unclassified Properties

Density, g/cm3 7.3
8.2
Embodied Carbon, kg CO2/kg material 15
4.5
Embodied Energy, MJ/kg 250
70
Embodied Water, L/kg 1320
400

Common Calculations

Stiffness to Weight: Axial, points 3.8
8.3
Stiffness to Weight: Bending, points 17
20
Strength to Weight: Axial, points 1.6
22
Strength to Weight: Bending, points 3.6
20
Thermal Diffusivity, mm2/s 17
12
Thermal Shock Resistance, points 2.7
22

Alloy Composition

Aluminum (Al), % 0 to 0.0010
10.7 to 11.5
Antimony (Sb), % 4.5 to 5.5
0
Arsenic (As), % 0 to 0.030
0
Bismuth (Bi), % 0 to 0.1
0
Cadmium (Cd), % 0 to 0.0020
0
Cobalt (Co), % 0
1.0 to 2.0
Copper (Cu), % 0 to 0.050
68.6 to 74.4
Gold (Au), % 0 to 0.050
0
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
0.4 to 1.0
Lead (Pb), % 0 to 0.070
0 to 0.020
Nickel (Ni), % 0 to 0.010
13.5 to 16.5
Silicon (Si), % 0
0 to 0.020
Silver (Ag), % 0 to 0.1
0
Tin (Sn), % 94 to 95.5
0 to 0.050
Zinc (Zn), % 0 to 0.0010
0
Residuals, % 0
0 to 0.3