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Solder Alloy 151 vs. C69400 Brass

Solder alloy 151 belongs to the otherwise unclassified metals classification, while C69400 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 151 and the bottom bar is C69400 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 39
110
Elongation at Break, % 37
17
Poisson's Ratio 0.37
0.33
Shear Modulus, GPa 14
42
Tensile Strength: Ultimate (UTS), MPa 46
570

Thermal Properties

Latent Heat of Fusion, J/g 47
260
Melting Completion (Liquidus), °C 150
920
Melting Onset (Solidus), °C 150
820
Specific Heat Capacity, J/kg-K 190
410
Thermal Conductivity, W/m-K 44
26
Thermal Expansion, µm/m-K 26
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 10
6.2
Electrical Conductivity: Equal Weight (Specific), % IACS 10
6.7

Otherwise Unclassified Properties

Density, g/cm3 8.8
8.3
Embodied Carbon, kg CO2/kg material 9.2
2.7
Embodied Energy, MJ/kg 160
44
Embodied Water, L/kg 920
300

Common Calculations

Stiffness to Weight: Axial, points 2.5
7.4
Stiffness to Weight: Bending, points 13
19
Strength to Weight: Axial, points 1.4
19
Strength to Weight: Bending, points 3.2
18
Thermal Diffusivity, mm2/s 26
7.7
Thermal Shock Resistance, points 3.2
20

Alloy Composition

Aluminum (Al), % 0 to 0.0010
0
Antimony (Sb), % 0 to 0.2
0
Arsenic (As), % 0 to 0.030
0
Bismuth (Bi), % 0 to 0.1
0
Cadmium (Cd), % 17.5 to 18.5
0
Copper (Cu), % 0 to 0.080
80 to 83
Gold (Au), % 0 to 0.050
0
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
0 to 0.2
Lead (Pb), % 30.3 to 33
0 to 0.3
Nickel (Ni), % 0 to 0.010
0
Silicon (Si), % 0
3.5 to 4.5
Silver (Ag), % 0 to 0.1
0
Tin (Sn), % 49.5 to 50.5
0
Zinc (Zn), % 0 to 0.0010
11.5 to 16.5
Residuals, % 0
0 to 0.5