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CC751S Brass vs. Solder Alloy 131

CC751S brass belongs to the copper alloys classification, while solder alloy 131 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 CC751S brass and the bottom bar is solder alloy 131.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
38
Elongation at Break, % 5.6
47
Poisson's Ratio 0.31
0.39
Shear Modulus, GPa 40
14
Tensile Strength: Ultimate (UTS), MPa 450
31

Thermal Properties

Latent Heat of Fusion, J/g 190
46
Melting Completion (Liquidus), °C 850
180
Melting Onset (Solidus), °C 810
180
Specific Heat Capacity, J/kg-K 390
190
Thermal Conductivity, W/m-K 110
55
Thermal Expansion, µm/m-K 20
25

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
11
Electrical Conductivity: Equal Weight (Specific), % IACS 28
12

Otherwise Unclassified Properties

Density, g/cm3 8.1
8.8
Embodied Carbon, kg CO2/kg material 2.8
11
Embodied Energy, MJ/kg 46
180
Embodied Water, L/kg 330
940

Common Calculations

Stiffness to Weight: Axial, points 7.2
2.4
Stiffness to Weight: Bending, points 19
13
Strength to Weight: Axial, points 15
1.0
Strength to Weight: Bending, points 16
2.5
Thermal Diffusivity, mm2/s 35
33
Thermal Shock Resistance, points 15
2.4

Alloy Composition

Aluminum (Al), % 0 to 0.1
0 to 0.0010
Antimony (Sb), % 0 to 0.5
0.2 to 0.5
Arsenic (As), % 0
0 to 0.030
Bismuth (Bi), % 0
0 to 0.1
Cadmium (Cd), % 0
0 to 0.0020
Copper (Cu), % 62.7 to 66
0 to 0.080
Gold (Au), % 0
0 to 0.050
Indium (In), % 0
0 to 0.1
Iron (Fe), % 0.25 to 0.5
0 to 0.020
Lead (Pb), % 0.8 to 2.2
35.5 to 37.3
Manganese (Mn), % 0 to 0.15
0
Nickel (Ni), % 0 to 0.8
0 to 0.010
Silicon (Si), % 0.65 to 1.1
0
Silver (Ag), % 0
0 to 0.1
Tin (Sn), % 0 to 0.8
62.5 to 63.5
Zinc (Zn), % 27.9 to 35.6
0 to 0.0010