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CC751S Brass vs. Solder Alloy 137

CC751S brass belongs to the copper alloys classification, while solder alloy 137 belongs to the otherwise unclassified metals. There are 24 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is CC751S brass and the bottom bar is solder alloy 137.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
24
Elongation at Break, % 5.6
19
Poisson's Ratio 0.31
0.42
Shear Modulus, GPa 40
8.3
Tensile Strength: Ultimate (UTS), MPa 450
34

Thermal Properties

Latent Heat of Fusion, J/g 190
33
Melting Completion (Liquidus), °C 850
270
Melting Onset (Solidus), °C 810
190
Specific Heat Capacity, J/kg-K 390
150
Thermal Conductivity, W/m-K 110
38
Thermal Expansion, µm/m-K 20
27

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
8.9
Electrical Conductivity: Equal Weight (Specific), % IACS 28
7.7

Otherwise Unclassified Properties

Base Metal Price, % relative 24
85
Density, g/cm3 8.1
10
Embodied Carbon, kg CO2/kg material 2.8
6.3
Embodied Energy, MJ/kg 46
100
Embodied Water, L/kg 330
660

Common Calculations

Stiffness to Weight: Axial, points 7.2
1.3
Stiffness to Weight: Bending, points 19
9.2
Strength to Weight: Axial, points 15
0.9
Strength to Weight: Bending, points 16
2.2
Thermal Diffusivity, mm2/s 35
25
Thermal Shock Resistance, points 15
3.7

Alloy Composition

Aluminum (Al), % 0 to 0.1
0 to 0.0010
Antimony (Sb), % 0 to 0.5
0.5 to 3.0
Arsenic (As), % 0
0 to 0.030
Bismuth (Bi), % 0
0 to 0.25
Cadmium (Cd), % 0
0 to 0.0050
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
75.9 to 80
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
19.5 to 20.5
Zinc (Zn), % 27.9 to 35.6
0 to 0.0010