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Solder Alloy 161 vs. CC751S Brass

Solder alloy 161 belongs to the otherwise unclassified metals classification, while CC751S brass belongs to the copper alloys. There are 23 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 solder alloy 161 and the bottom bar is CC751S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 38
110
Elongation at Break, % 44
5.6
Poisson's Ratio 0.39
0.31
Shear Modulus, GPa 14
40
Tensile Strength: Ultimate (UTS), MPa 53
450

Thermal Properties

Latent Heat of Fusion, J/g 48
190
Melting Completion (Liquidus), °C 190
850
Melting Onset (Solidus), °C 180
810
Specific Heat Capacity, J/kg-K 190
390
Thermal Conductivity, W/m-K 49
110
Thermal Expansion, µm/m-K 25
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
25
Electrical Conductivity: Equal Weight (Specific), % IACS 11
28

Otherwise Unclassified Properties

Density, g/cm3 8.9
8.1
Embodied Carbon, kg CO2/kg material 11
2.8
Embodied Energy, MJ/kg 180
46
Embodied Water, L/kg 910
330

Common Calculations

Stiffness to Weight: Axial, points 2.4
7.2
Stiffness to Weight: Bending, points 13
19
Strength to Weight: Axial, points 1.7
15
Strength to Weight: Bending, points 3.5
16
Thermal Diffusivity, mm2/s 29
35
Thermal Shock Resistance, points 4.1
15

Alloy Composition

Aluminum (Al), % 0 to 0.0010
0 to 0.1
Antimony (Sb), % 0 to 0.2
0 to 0.5
Arsenic (As), % 0 to 0.030
0
Bismuth (Bi), % 0 to 0.1
0
Cadmium (Cd), % 0 to 0.0020
0
Copper (Cu), % 1.2 to 1.6
62.7 to 66
Gold (Au), % 0 to 0.050
0
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
0.25 to 0.5
Lead (Pb), % 37.3 to 39.3
0.8 to 2.2
Manganese (Mn), % 0
0 to 0.15
Nickel (Ni), % 0 to 0.010
0 to 0.8
Silicon (Si), % 0
0.65 to 1.1
Silver (Ag), % 0 to 0.1
0
Tin (Sn), % 59.5 to 60.5
0 to 0.8
Zinc (Zn), % 0 to 0.0010
27.9 to 35.6