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EN 1.5113 Steel vs. Solder Alloy 721

EN 1.5113 steel belongs to the iron alloys classification, while solder alloy 721 belongs to the otherwise unclassified metals. There are 22 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is EN 1.5113 steel and the bottom bar is solder alloy 721.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
51
Elongation at Break, % 11 to 18
17
Poisson's Ratio 0.29
0.36
Shear Modulus, GPa 72
19
Tensile Strength: Ultimate (UTS), MPa 580 to 900
50

Thermal Properties

Latent Heat of Fusion, J/g 260
61
Melting Completion (Liquidus), °C 1450
220
Melting Onset (Solidus), °C 1410
210
Specific Heat Capacity, J/kg-K 480
220
Thermal Conductivity, W/m-K 52
56
Thermal Expansion, µm/m-K 13
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2
14
Electrical Conductivity: Equal Weight (Specific), % IACS 8.4
17

Otherwise Unclassified Properties

Density, g/cm3 7.8
7.4
Embodied Carbon, kg CO2/kg material 1.4
17
Embodied Energy, MJ/kg 19
280

Common Calculations

Stiffness to Weight: Axial, points 13
3.8
Stiffness to Weight: Bending, points 24
17
Strength to Weight: Axial, points 21 to 32
1.9
Strength to Weight: Bending, points 20 to 27
4.1
Thermal Diffusivity, mm2/s 14
34
Thermal Shock Resistance, points 17 to 26
3.2

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
0.8 to 1.2
Cadmium (Cd), % 0
0 to 0.0020
Carbon (C), % 0 to 0.1
0
Copper (Cu), % 0
0.3 to 0.7
Gold (Au), % 0
0 to 0.050
Indium (In), % 0
0 to 0.1
Iron (Fe), % 97 to 97.5
0 to 0.020
Lead (Pb), % 0
0 to 0.070
Manganese (Mn), % 1.6 to 1.8
0
Nickel (Ni), % 0
0 to 0.010
Phosphorus (P), % 0 to 0.025
0
Silicon (Si), % 0.9 to 1.1
0
Silver (Ag), % 0
2.3 to 2.7
Sulfur (S), % 0 to 0.025
0
Tin (Sn), % 0
95 to 96.6
Zinc (Zn), % 0
0 to 0.0010