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EN 1.5662 Steel vs. EN 1.8870 Steel

Both EN 1.5662 steel and EN 1.8870 steel are iron alloys. They have a moderately high 91% 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 1.8870 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220 to 230
180
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 20
21
Fatigue Strength, MPa 380 to 450
310
Impact Strength: V-Notched Charpy, J 91 to 130
67
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
73
Shear Strength, MPa 460 to 470
380
Tensile Strength: Ultimate (UTS), MPa 740 to 750
610
Tensile Strength: Yield (Proof), MPa 550 to 660
450

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 430
410
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
7.5
Electrical Conductivity: Equal Weight (Specific), % IACS 9.8
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 7.5
2.8
Density, g/cm3 8.0
7.9
Embodied Carbon, kg CO2/kg material 2.3
1.7
Embodied Energy, MJ/kg 31
22
Embodied Water, L/kg 63
50

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 150
120
Resilience: Unit (Modulus of Resilience), kJ/m3 810 to 1150
530
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

Boron (B), % 0
0 to 0.0050
Carbon (C), % 0 to 0.1
0 to 0.18
Chromium (Cr), % 0
0 to 0.5
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 88.6 to 91.2
95.1 to 100
Manganese (Mn), % 0.3 to 0.8
0 to 1.7
Molybdenum (Mo), % 0 to 0.1
0 to 0.5
Nickel (Ni), % 8.5 to 10
0 to 1.0
Niobium (Nb), % 0
0 to 0.050
Nitrogen (N), % 0
0 to 0.015
Phosphorus (P), % 0 to 0.020
0 to 0.025
Silicon (Si), % 0 to 0.35
0 to 0.5
Sulfur (S), % 0 to 0.0050
0 to 0.010
Titanium (Ti), % 0
0 to 0.030
Vanadium (V), % 0 to 0.050
0 to 0.080
Zirconium (Zr), % 0
0 to 0.050