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Solder Alloy 123 vs. EN 1.3553 Steel

Solder alloy 123 belongs to the otherwise unclassified metals classification, while EN 1.3553 steel belongs to the iron alloys. There are 24 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is solder alloy 123 and the bottom bar is EN 1.3553 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 8.0
220
Elastic (Young's, Tensile) Modulus, GPa 18
200
Poisson's Ratio 0.44
0.29
Shear Modulus, GPa 6.2
77
Tensile Strength: Ultimate (UTS), MPa 28
720

Thermal Properties

Latent Heat of Fusion, J/g 26
260
Melting Completion (Liquidus), °C 310
1620
Melting Onset (Solidus), °C 300
1570
Specific Heat Capacity, J/kg-K 130
440
Thermal Conductivity, W/m-K 23
24
Thermal Expansion, µm/m-K 29
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.8
10
Electrical Conductivity: Equal Weight (Specific), % IACS 7.1
11

Otherwise Unclassified Properties

Base Metal Price, % relative 75
24
Density, g/cm3 11
8.4
Embodied Carbon, kg CO2/kg material 4.5
8.5
Embodied Energy, MJ/kg 74
130
Embodied Water, L/kg 500
96

Common Calculations

Stiffness to Weight: Axial, points 0.9
13
Stiffness to Weight: Bending, points 7.8
23
Strength to Weight: Axial, points 0.69
24
Strength to Weight: Bending, points 1.8
21
Thermal Diffusivity, mm2/s 16
6.4
Thermal Shock Resistance, points 3.8
21

Alloy Composition

Aluminum (Al), % 0 to 0.0010
0
Antimony (Sb), % 0 to 0.5
0
Arsenic (As), % 0 to 0.030
0
Bismuth (Bi), % 0 to 0.1
0
Cadmium (Cd), % 0 to 0.0050
0
Carbon (C), % 0
0.78 to 0.86
Chromium (Cr), % 0
3.9 to 4.3
Copper (Cu), % 0 to 0.080
0 to 0.3
Gold (Au), % 0 to 0.050
0
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
80.7 to 83.7
Lead (Pb), % 93.5 to 95.5
0
Manganese (Mn), % 0
0 to 0.4
Molybdenum (Mo), % 0
4.7 to 5.2
Nickel (Ni), % 0 to 0.010
0
Phosphorus (P), % 0
0 to 0.025
Silicon (Si), % 0
0 to 0.4
Silver (Ag), % 0 to 0.1
0
Sulfur (S), % 0
0 to 0.015
Tin (Sn), % 4.5 to 5.5
0
Tungsten (W), % 0
6.0 to 6.7
Vanadium (V), % 0
1.7 to 2.0
Zinc (Zn), % 0 to 0.0010
0