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C87800 Brass vs. Solder Alloy 402

C87800 brass belongs to the copper alloys classification, while solder alloy 402 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 C87800 brass and the bottom bar is solder alloy 402.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
52
Elongation at Break, % 25
20
Poisson's Ratio 0.33
0.36
Shear Modulus, GPa 42
19
Tensile Strength: Ultimate (UTS), MPa 590
57

Thermal Properties

Latent Heat of Fusion, J/g 260
64
Melting Completion (Liquidus), °C 920
310
Melting Onset (Solidus), °C 820
230
Specific Heat Capacity, J/kg-K 410
230
Thermal Conductivity, W/m-K 28
61
Thermal Expansion, µm/m-K 18
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.7
15
Electrical Conductivity: Equal Weight (Specific), % IACS 7.3
18

Otherwise Unclassified Properties

Density, g/cm3 8.3
7.3
Embodied Carbon, kg CO2/kg material 2.7
15
Embodied Energy, MJ/kg 44
250
Embodied Water, L/kg 300
1180

Common Calculations

Stiffness to Weight: Axial, points 7.4
3.9
Stiffness to Weight: Bending, points 19
17
Strength to Weight: Axial, points 20
2.2
Strength to Weight: Bending, points 19
4.5
Thermal Diffusivity, mm2/s 8.3
37
Thermal Shock Resistance, points 21
3.6

Alloy Composition

Aluminum (Al), % 0 to 0.15
0 to 0.0010
Antimony (Sb), % 0 to 0.050
0 to 0.1
Arsenic (As), % 0 to 0.050
0 to 0.030
Bismuth (Bi), % 0
0 to 0.1
Cadmium (Cd), % 0
0 to 0.0020
Copper (Cu), % 80 to 84.2
2.5 to 3.5
Gold (Au), % 0
0 to 0.050
Indium (In), % 0
0 to 0.1
Iron (Fe), % 0 to 0.15
0 to 0.020
Lead (Pb), % 0 to 0.15
0 to 0.070
Magnesium (Mg), % 0 to 0.010
0
Manganese (Mn), % 0 to 0.15
0
Nickel (Ni), % 0 to 0.2
0 to 0.010
Phosphorus (P), % 0 to 0.010
0
Silicon (Si), % 3.8 to 4.2
0
Silver (Ag), % 0
0 to 0.1
Sulfur (S), % 0 to 0.050
0
Tin (Sn), % 0 to 0.25
95.9 to 97.5
Zinc (Zn), % 12 to 16
0 to 0.0010
Residuals, % 0 to 0.5
0