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C69400 Brass vs. Solder Alloy 171

C69400 brass belongs to the copper alloys classification, while solder alloy 171 belongs to the otherwise unclassified metals. There are 22 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is C69400 brass and the bottom bar is solder alloy 171.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
38
Elongation at Break, % 17
45
Poisson's Ratio 0.33
0.39
Shear Modulus, GPa 42
14
Tensile Strength: Ultimate (UTS), MPa 570
48

Thermal Properties

Latent Heat of Fusion, J/g 260
47
Melting Completion (Liquidus), °C 920
180
Melting Onset (Solidus), °C 820
180
Specific Heat Capacity, J/kg-K 410
190
Thermal Conductivity, W/m-K 26
50
Thermal Expansion, µm/m-K 18
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.2
12
Electrical Conductivity: Equal Weight (Specific), % IACS 6.7
12

Otherwise Unclassified Properties

Density, g/cm3 8.3
8.8
Embodied Carbon, kg CO2/kg material 2.7
13
Embodied Energy, MJ/kg 44
210

Common Calculations

Stiffness to Weight: Axial, points 7.4
2.4
Stiffness to Weight: Bending, points 19
13
Strength to Weight: Axial, points 19
1.5
Strength to Weight: Bending, points 18
3.3
Thermal Diffusivity, mm2/s 7.7
30
Thermal Shock Resistance, points 20
3.7

Alloy Composition

Aluminum (Al), % 0
0 to 0.0010
Antimony (Sb), % 0
0 to 0.2
Arsenic (As), % 0
0 to 0.030
Bismuth (Bi), % 0
0 to 0.1
Cadmium (Cd), % 0
0 to 0.0020
Copper (Cu), % 80 to 83
0 to 0.080
Gold (Au), % 0
0 to 0.050
Indium (In), % 0
0 to 0.1
Iron (Fe), % 0 to 0.2
0 to 0.020
Lead (Pb), % 0 to 0.3
34.7 to 36.7
Nickel (Ni), % 0
0 to 0.010
Silicon (Si), % 3.5 to 4.5
0
Silver (Ag), % 0
1.8 to 2.2
Tin (Sn), % 0
61.5 to 62.5
Zinc (Zn), % 11.5 to 16.5
0 to 0.0010
Residuals, % 0 to 0.5
0