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C48600 Brass vs. Solder Alloy 123

C48600 brass belongs to the copper alloys classification, while solder alloy 123 belongs to the otherwise unclassified metals. There are 24 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is C48600 brass and the bottom bar is solder alloy 123.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
18
Elongation at Break, % 20 to 25
45
Poisson's Ratio 0.31
0.44
Shear Modulus, GPa 39
6.2
Tensile Strength: Ultimate (UTS), MPa 280 to 360
28

Thermal Properties

Latent Heat of Fusion, J/g 170
26
Melting Completion (Liquidus), °C 900
310
Melting Onset (Solidus), °C 890
300
Specific Heat Capacity, J/kg-K 380
130
Thermal Conductivity, W/m-K 110
23
Thermal Expansion, µm/m-K 21
29

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
8.8
Electrical Conductivity: Equal Weight (Specific), % IACS 28
7.1

Otherwise Unclassified Properties

Base Metal Price, % relative 24
75
Density, g/cm3 8.1
11
Embodied Carbon, kg CO2/kg material 2.8
4.5
Embodied Energy, MJ/kg 47
74
Embodied Water, L/kg 330
500

Common Calculations

Stiffness to Weight: Axial, points 7.1
0.9
Stiffness to Weight: Bending, points 19
7.8
Strength to Weight: Axial, points 9.5 to 12
0.69
Strength to Weight: Bending, points 12 to 14
1.8
Thermal Diffusivity, mm2/s 36
16
Thermal Shock Resistance, points 9.3 to 12
3.8

Alloy Composition

Aluminum (Al), % 0
0 to 0.0010
Antimony (Sb), % 0
0 to 0.5
Arsenic (As), % 0.020 to 0.25
0 to 0.030
Bismuth (Bi), % 0
0 to 0.1
Cadmium (Cd), % 0
0 to 0.0050
Copper (Cu), % 59 to 62
0 to 0.080
Gold (Au), % 0
0 to 0.050
Indium (In), % 0
0 to 0.1
Iron (Fe), % 0
0 to 0.020
Lead (Pb), % 1.0 to 2.5
93.5 to 95.5
Nickel (Ni), % 0
0 to 0.010
Silver (Ag), % 0
0 to 0.1
Tin (Sn), % 0.3 to 1.5
4.5 to 5.5
Zinc (Zn), % 33.4 to 39.7
0 to 0.0010
Residuals, % 0 to 0.4
0