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Solder Alloy 161 vs. C99750 Brass

Solder alloy 161 belongs to the otherwise unclassified metals classification, while C99750 brass belongs to the copper alloys. There are 21 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is solder alloy 161 and the bottom bar is C99750 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 38
130
Elongation at Break, % 44
20 to 30
Poisson's Ratio 0.39
0.32
Shear Modulus, GPa 14
48
Tensile Strength: Ultimate (UTS), MPa 53
450 to 520

Thermal Properties

Latent Heat of Fusion, J/g 48
200
Melting Completion (Liquidus), °C 190
840
Melting Onset (Solidus), °C 180
820
Specific Heat Capacity, J/kg-K 190
410
Thermal Expansion, µm/m-K 25
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 11
2.2

Otherwise Unclassified Properties

Density, g/cm3 8.9
8.1
Embodied Carbon, kg CO2/kg material 11
3.1
Embodied Energy, MJ/kg 180
51
Embodied Water, L/kg 910
310

Common Calculations

Stiffness to Weight: Axial, points 2.4
8.6
Stiffness to Weight: Bending, points 13
21
Strength to Weight: Axial, points 1.7
15 to 18
Strength to Weight: Bending, points 3.5
16 to 18
Thermal Shock Resistance, points 4.1
13 to 15

Alloy Composition

Aluminum (Al), % 0 to 0.0010
0.25 to 3.0
Antimony (Sb), % 0 to 0.2
0
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
55 to 61
Gold (Au), % 0 to 0.050
0
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
0 to 1.0
Lead (Pb), % 37.3 to 39.3
0.5 to 2.5
Manganese (Mn), % 0
17 to 23
Nickel (Ni), % 0 to 0.010
0 to 5.0
Silver (Ag), % 0 to 0.1
0
Tin (Sn), % 59.5 to 60.5
0
Zinc (Zn), % 0 to 0.0010
17 to 23
Residuals, % 0
0 to 0.3