MakeItFrom.com
Menu (ESC)

Solder Alloy 123 vs. C44400 Brass

Solder alloy 123 belongs to the otherwise unclassified metals classification, while C44400 brass belongs to the copper alloys. There are 23 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 solder alloy 123 and the bottom bar is C44400 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 18
110
Poisson's Ratio 0.44
0.32
Shear Modulus, GPa 6.2
41
Tensile Strength: Ultimate (UTS), MPa 28
350

Thermal Properties

Latent Heat of Fusion, J/g 26
180
Melting Completion (Liquidus), °C 310
940
Melting Onset (Solidus), °C 300
900
Specific Heat Capacity, J/kg-K 130
380
Thermal Conductivity, W/m-K 23
110
Thermal Expansion, µm/m-K 29
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.8
25
Electrical Conductivity: Equal Weight (Specific), % IACS 7.1
27

Otherwise Unclassified Properties

Base Metal Price, % relative 75
26
Density, g/cm3 11
8.3
Embodied Carbon, kg CO2/kg material 4.5
2.8
Embodied Energy, MJ/kg 74
46
Embodied Water, L/kg 500
330

Common Calculations

Stiffness to Weight: Axial, points 0.9
7.2
Stiffness to Weight: Bending, points 7.8
19
Strength to Weight: Axial, points 0.69
12
Strength to Weight: Bending, points 1.8
13
Thermal Diffusivity, mm2/s 16
35
Thermal Shock Resistance, points 3.8
12

Alloy Composition

Aluminum (Al), % 0 to 0.0010
0
Antimony (Sb), % 0 to 0.5
0.020 to 0.1
Arsenic (As), % 0 to 0.030
0
Bismuth (Bi), % 0 to 0.1
0
Cadmium (Cd), % 0 to 0.0050
0
Copper (Cu), % 0 to 0.080
70 to 73
Gold (Au), % 0 to 0.050
0
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
0 to 0.060
Lead (Pb), % 93.5 to 95.5
0 to 0.070
Nickel (Ni), % 0 to 0.010
0
Silver (Ag), % 0 to 0.1
0
Tin (Sn), % 4.5 to 5.5
0.9 to 1.2
Zinc (Zn), % 0 to 0.0010
25.2 to 29.1
Residuals, % 0
0 to 0.4