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CC755S Brass vs. Solder Alloy 142

CC755S brass belongs to the copper alloys classification, while solder alloy 142 belongs to the otherwise unclassified metals. 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 CC755S brass and the bottom bar is solder alloy 142.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
33
Elongation at Break, % 9.5
37
Poisson's Ratio 0.31
0.4
Shear Modulus, GPa 40
12
Tensile Strength: Ultimate (UTS), MPa 390
43

Thermal Properties

Latent Heat of Fusion, J/g 170
42
Melting Completion (Liquidus), °C 820
210
Melting Onset (Solidus), °C 780
180
Specific Heat Capacity, J/kg-K 390
170
Thermal Conductivity, W/m-K 120
45
Thermal Expansion, µm/m-K 21
25

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
11
Electrical Conductivity: Equal Weight (Specific), % IACS 30
11

Otherwise Unclassified Properties

Density, g/cm3 8.1
9.3
Embodied Carbon, kg CO2/kg material 2.7
9.4
Embodied Energy, MJ/kg 46
160
Embodied Water, L/kg 330
890

Common Calculations

Stiffness to Weight: Axial, points 7.1
2.0
Stiffness to Weight: Bending, points 19
11
Strength to Weight: Axial, points 14
1.3
Strength to Weight: Bending, points 15
2.9
Thermal Diffusivity, mm2/s 38
28
Thermal Shock Resistance, points 13
3.7

Alloy Composition

Aluminum (Al), % 0.4 to 0.7
0 to 0.0010
Antimony (Sb), % 0
0 to 0.2
Arsenic (As), % 0
0 to 0.030
Bismuth (Bi), % 0
2.5 to 3.5
Cadmium (Cd), % 0
0 to 0.0020
Copper (Cu), % 59.5 to 61
0 to 0.080
Gold (Au), % 0
0 to 0.050
Indium (In), % 0
0 to 0.1
Iron (Fe), % 0.050 to 0.2
0 to 0.020
Lead (Pb), % 1.2 to 1.7
47.4 to 50
Manganese (Mn), % 0 to 0.050
0
Nickel (Ni), % 0 to 0.2
0 to 0.010
Silicon (Si), % 0 to 0.050
0
Silver (Ag), % 0
0 to 0.1
Tin (Sn), % 0 to 0.3
47.5 to 48.5
Zinc (Zn), % 35.8 to 38.9
0 to 0.0010