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Solder Alloy 201 vs. CC490K Brass

Solder alloy 201 belongs to the otherwise unclassified metals classification, while CC490K brass 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 CC490K brass.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 13
76
Elastic (Young's, Tensile) Modulus, GPa 50
110
Elongation at Break, % 38
15
Poisson's Ratio 0.35
0.34
Shear Modulus, GPa 19
40
Tensile Strength: Ultimate (UTS), MPa 41
230

Thermal Properties

Latent Heat of Fusion, J/g 64
190
Melting Completion (Liquidus), °C 240
980
Melting Onset (Solidus), °C 240
910
Specific Heat Capacity, J/kg-K 220
370
Thermal Conductivity, W/m-K 28
72
Thermal Expansion, µm/m-K 21
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 12
16
Electrical Conductivity: Equal Weight (Specific), % IACS 15
16

Otherwise Unclassified Properties

Density, g/cm3 7.3
8.8
Embodied Carbon, kg CO2/kg material 15
2.9
Embodied Energy, MJ/kg 250
47
Embodied Water, L/kg 1320
340

Common Calculations

Stiffness to Weight: Axial, points 3.8
6.8
Stiffness to Weight: Bending, points 17
18
Strength to Weight: Axial, points 1.6
7.3
Strength to Weight: Bending, points 3.6
9.5
Thermal Diffusivity, mm2/s 17
22
Thermal Shock Resistance, points 2.7
8.2

Alloy Composition

Aluminum (Al), % 0 to 0.0010
0 to 0.010
Antimony (Sb), % 4.5 to 5.5
0 to 0.3
Arsenic (As), % 0 to 0.030
0
Bismuth (Bi), % 0 to 0.1
0
Cadmium (Cd), % 0 to 0.0020
0
Copper (Cu), % 0 to 0.050
81 to 86
Gold (Au), % 0 to 0.050
0
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
0 to 0.5
Lead (Pb), % 0 to 0.070
3.0 to 6.0
Nickel (Ni), % 0 to 0.010
0 to 2.0
Phosphorus (P), % 0
0 to 0.050
Silicon (Si), % 0
0 to 0.010
Silver (Ag), % 0 to 0.1
0
Sulfur (S), % 0
0 to 0.1
Tin (Sn), % 94 to 95.5
2.0 to 3.5
Zinc (Zn), % 0 to 0.0010
7.0 to 9.5