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SAE-AISI D3 Steel vs. Solder Alloy 123

SAE-AISI D3 steel belongs to the iron 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 (6, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI D3 steel and the bottom bar is solder alloy 123.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
18
Elongation at Break, % 9.8 to 15
45
Poisson's Ratio 0.28
0.44
Shear Modulus, GPa 74
6.2
Tensile Strength: Ultimate (UTS), MPa 770 to 2050
28

Thermal Properties

Latent Heat of Fusion, J/g 270
26
Melting Completion (Liquidus), °C 1430
310
Melting Onset (Solidus), °C 1390
300
Specific Heat Capacity, J/kg-K 480
130
Thermal Conductivity, W/m-K 31
23
Thermal Expansion, µm/m-K 12
29

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.0
8.8
Electrical Conductivity: Equal Weight (Specific), % IACS 3.5
7.1

Otherwise Unclassified Properties

Base Metal Price, % relative 8.0
75
Density, g/cm3 7.7
11
Embodied Carbon, kg CO2/kg material 3.2
4.5
Embodied Energy, MJ/kg 48
74
Embodied Water, L/kg 100
500

Common Calculations

Stiffness to Weight: Axial, points 14
0.9
Stiffness to Weight: Bending, points 25
7.8
Strength to Weight: Axial, points 28 to 74
0.69
Strength to Weight: Bending, points 24 to 47
1.8
Thermal Diffusivity, mm2/s 8.3
16
Thermal Shock Resistance, points 23 to 63
3.8

Alloy Composition

Aluminum (Al), % 0
0 to 0.0010
Antimony (Sb), % 0
0 to 0.5
Arsenic (As), % 0
0 to 0.030
Bismuth (Bi), % 0
0 to 0.1
Cadmium (Cd), % 0
0 to 0.0050
Carbon (C), % 2.0 to 2.4
0
Chromium (Cr), % 11 to 13.5
0
Copper (Cu), % 0 to 0.25
0 to 0.080
Gold (Au), % 0
0 to 0.050
Indium (In), % 0
0 to 0.1
Iron (Fe), % 80.3 to 87
0 to 0.020
Lead (Pb), % 0
93.5 to 95.5
Manganese (Mn), % 0 to 0.6
0
Nickel (Ni), % 0 to 0.3
0 to 0.010
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0 to 0.6
0
Silver (Ag), % 0
0 to 0.1
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
4.5 to 5.5
Tungsten (W), % 0 to 1.0
0
Vanadium (V), % 0 to 1.0
0
Zinc (Zn), % 0
0 to 0.0010