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EN 1.7231 Steel vs. Solder Alloy 715

EN 1.7231 steel belongs to the iron alloys classification, while solder alloy 715 belongs to the otherwise unclassified metals. There are 23 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is EN 1.7231 steel and the bottom bar is solder alloy 715.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 240 to 280
16
Elastic (Young's, Tensile) Modulus, GPa 190
51
Elongation at Break, % 11 to 12
21
Poisson's Ratio 0.29
0.36
Shear Modulus, GPa 73
19
Tensile Strength: Ultimate (UTS), MPa 790 to 930
30

Thermal Properties

Latent Heat of Fusion, J/g 250
61
Melting Completion (Liquidus), °C 1460
220
Melting Onset (Solidus), °C 1420
220
Specific Heat Capacity, J/kg-K 470
220
Thermal Conductivity, W/m-K 46
60
Thermal Expansion, µm/m-K 13
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
12
Electrical Conductivity: Equal Weight (Specific), % IACS 8.4
15

Otherwise Unclassified Properties

Density, g/cm3 7.8
7.3
Embodied Carbon, kg CO2/kg material 1.5
16
Embodied Energy, MJ/kg 20
270

Common Calculations

Stiffness to Weight: Axial, points 13
3.8
Stiffness to Weight: Bending, points 24
17
Strength to Weight: Axial, points 28 to 33
1.1
Strength to Weight: Bending, points 24 to 27
2.9
Thermal Diffusivity, mm2/s 12
37
Thermal Shock Resistance, points 23 to 27
1.9

Alloy Composition

Aluminum (Al), % 0
0 to 0.0010
Antimony (Sb), % 0
0 to 0.1
Arsenic (As), % 0
0 to 0.030
Bismuth (Bi), % 0
0 to 0.1
Cadmium (Cd), % 0
0 to 0.0020
Carbon (C), % 0.38 to 0.45
0
Chromium (Cr), % 0.8 to 1.2
0
Copper (Cu), % 0
0.5 to 0.9
Gold (Au), % 0
0 to 0.050
Indium (In), % 0
0 to 0.1
Iron (Fe), % 96.4 to 98.1
0 to 0.020
Lead (Pb), % 0
0 to 0.070
Manganese (Mn), % 0.6 to 1.0
0
Molybdenum (Mo), % 0.15 to 0.3
0
Nickel (Ni), % 0
0 to 0.010
Phosphorus (P), % 0 to 0.025
0
Silicon (Si), % 0 to 0.6
0
Silver (Ag), % 0
0.8 to 1.2
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
97.4 to 98.7
Zinc (Zn), % 0
0 to 0.0010