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Solder Alloy 171 vs. CC755S Brass

Solder alloy 171 belongs to the otherwise unclassified metals classification, while CC755S 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 171 and the bottom bar is CC755S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 16
110
Elastic (Young's, Tensile) Modulus, GPa 38
100
Elongation at Break, % 45
9.5
Poisson's Ratio 0.39
0.31
Shear Modulus, GPa 14
40
Tensile Strength: Ultimate (UTS), MPa 48
390

Thermal Properties

Latent Heat of Fusion, J/g 47
170
Melting Completion (Liquidus), °C 180
820
Melting Onset (Solidus), °C 180
780
Specific Heat Capacity, J/kg-K 190
390
Thermal Conductivity, W/m-K 50
120
Thermal Expansion, µm/m-K 24
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 12
27
Electrical Conductivity: Equal Weight (Specific), % IACS 12
30

Otherwise Unclassified Properties

Density, g/cm3 8.8
8.1
Embodied Carbon, kg CO2/kg material 13
2.7
Embodied Energy, MJ/kg 210
46

Common Calculations

Stiffness to Weight: Axial, points 2.4
7.1
Stiffness to Weight: Bending, points 13
19
Strength to Weight: Axial, points 1.5
14
Strength to Weight: Bending, points 3.3
15
Thermal Diffusivity, mm2/s 30
38
Thermal Shock Resistance, points 3.7
13

Alloy Composition

Aluminum (Al), % 0 to 0.0010
0.4 to 0.7
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), % 0 to 0.080
59.5 to 61
Gold (Au), % 0 to 0.050
0
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
0.050 to 0.2
Lead (Pb), % 34.7 to 36.7
1.2 to 1.7
Manganese (Mn), % 0
0 to 0.050
Nickel (Ni), % 0 to 0.010
0 to 0.2
Silicon (Si), % 0
0 to 0.050
Silver (Ag), % 1.8 to 2.2
0
Tin (Sn), % 61.5 to 62.5
0 to 0.3
Zinc (Zn), % 0 to 0.0010
35.8 to 38.9