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EN 1.5662 Steel vs. EN 1.5680 Steel

Both EN 1.5662 steel and EN 1.5680 steel are iron alloys. They have a very high 96% of their average alloy composition in common. There are 30 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 1.5662 steel and the bottom bar is EN 1.5680 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220 to 230
190
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 20
23
Fatigue Strength, MPa 380 to 450
310
Impact Strength: V-Notched Charpy, J 91 to 130
71
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
73
Shear Strength, MPa 460 to 470
390
Tensile Strength: Ultimate (UTS), MPa 740 to 750
620
Tensile Strength: Yield (Proof), MPa 550 to 660
440

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 430
420
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1410
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.7
7.8
Electrical Conductivity: Equal Weight (Specific), % IACS 9.8
8.9

Otherwise Unclassified Properties

Base Metal Price, % relative 7.5
5.0
Density, g/cm3 8.0
7.9
Embodied Carbon, kg CO2/kg material 2.3
1.9
Embodied Energy, MJ/kg 31
26
Embodied Water, L/kg 63
55

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 150
130
Resilience: Unit (Modulus of Resilience), kJ/m3 810 to 1150
510
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 26
22
Strength to Weight: Bending, points 23
20
Thermal Shock Resistance, points 22
18

Alloy Composition

Carbon (C), % 0 to 0.1
0 to 0.15
Iron (Fe), % 88.6 to 91.2
93.4 to 95
Manganese (Mn), % 0.3 to 0.8
0.3 to 0.8
Molybdenum (Mo), % 0 to 0.1
0
Nickel (Ni), % 8.5 to 10
4.8 to 5.3
Phosphorus (P), % 0 to 0.020
0 to 0.020
Silicon (Si), % 0 to 0.35
0 to 0.35
Sulfur (S), % 0 to 0.0050
0 to 0.0050
Vanadium (V), % 0 to 0.050
0 to 0.050