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EN 1.7239 Steel vs. Solder Alloy 124

EN 1.7239 steel belongs to the iron alloys classification, while solder alloy 124 belongs to the otherwise unclassified metals. There are 23 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 EN 1.7239 steel and the bottom bar is solder alloy 124.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
17
Poisson's Ratio 0.29
0.44
Shear Modulus, GPa 73
5.8
Tensile Strength: Ultimate (UTS), MPa 660 to 1990
27

Thermal Properties

Latent Heat of Fusion, J/g 250
24
Melting Completion (Liquidus), °C 1460
330
Melting Onset (Solidus), °C 1410
320
Specific Heat Capacity, J/kg-K 470
130
Thermal Conductivity, W/m-K 44
22
Thermal Expansion, µm/m-K 13
29

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
9.6
Electrical Conductivity: Equal Weight (Specific), % IACS 8.4
7.7

Otherwise Unclassified Properties

Base Metal Price, % relative 2.3
70
Density, g/cm3 7.8
11
Embodied Carbon, kg CO2/kg material 1.5
4.1
Embodied Energy, MJ/kg 20
68
Embodied Water, L/kg 50
470

Common Calculations

Stiffness to Weight: Axial, points 13
0.83
Stiffness to Weight: Bending, points 24
7.6
Strength to Weight: Axial, points 23 to 71
0.65
Strength to Weight: Bending, points 21 to 45
1.8
Thermal Diffusivity, mm2/s 12
15
Thermal Shock Resistance, points 19 to 59
3.9

Alloy Composition

Aluminum (Al), % 0
0 to 0.0010
Antimony (Sb), % 0
0 to 0.12
Arsenic (As), % 0
0 to 0.030
Bismuth (Bi), % 0
0 to 0.1
Cadmium (Cd), % 0
0 to 0.0020
Carbon (C), % 0.56 to 0.64
0
Chromium (Cr), % 0.7 to 1.0
0
Copper (Cu), % 0
0 to 0.080
Gold (Au), % 0
0 to 0.050
Indium (In), % 0
0 to 0.1
Iron (Fe), % 96.8 to 98
0 to 0.020
Lead (Pb), % 0
97.2 to 98.2
Manganese (Mn), % 0.7 to 1.0
0
Molybdenum (Mo), % 0.060 to 0.15
0
Nickel (Ni), % 0
0 to 0.010
Phosphorus (P), % 0 to 0.025
0
Silicon (Si), % 0 to 0.4
0
Silver (Ag), % 0
0 to 0.1
Sulfur (S), % 0 to 0.025
0
Tin (Sn), % 0
1.8 to 2.2
Zinc (Zn), % 0
0 to 0.0010