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EN 1.8201 Steel vs. EN 1.8868 Steel

Both EN 1.8201 steel and EN 1.8868 steel are iron alloys. They have a very high 96% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is EN 1.8201 steel and the bottom bar is EN 1.8868 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
160
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 20
25
Fatigue Strength, MPa 310
260
Impact Strength: V-Notched Charpy, J 38
90
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 74
73
Shear Strength, MPa 390
350
Tensile Strength: Ultimate (UTS), MPa 630
540
Tensile Strength: Yield (Proof), MPa 450
350

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 450
410
Melting Completion (Liquidus), °C 1500
1460
Melting Onset (Solidus), °C 1450
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 40
48
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.8
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 8.8
8.4

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
2.4
Density, g/cm3 8.0
7.9
Embodied Carbon, kg CO2/kg material 2.5
1.6
Embodied Energy, MJ/kg 36
21
Embodied Water, L/kg 59
48

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
120
Resilience: Unit (Modulus of Resilience), kJ/m3 530
330
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 22
19
Strength to Weight: Bending, points 20
19
Thermal Diffusivity, mm2/s 11
13
Thermal Shock Resistance, points 18
16

Alloy Composition

Aluminum (Al), % 0 to 0.030
0
Boron (B), % 0.0010 to 0.0060
0 to 0.0050
Carbon (C), % 0.040 to 0.1
0 to 0.16
Chromium (Cr), % 1.9 to 2.6
0 to 0.3
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 93.6 to 96.2
96.4 to 100
Manganese (Mn), % 0.1 to 0.6
0 to 1.5
Molybdenum (Mo), % 0.050 to 0.3
0 to 0.25
Nickel (Ni), % 0
0 to 0.5
Niobium (Nb), % 0.020 to 0.080
0 to 0.050
Nitrogen (N), % 0 to 0.015
0 to 0.015
Phosphorus (P), % 0 to 0.030
0 to 0.020
Silicon (Si), % 0 to 0.5
0 to 0.4
Sulfur (S), % 0 to 0.010
0 to 0.0080
Titanium (Ti), % 0.0050 to 0.060
0 to 0.030
Tungsten (W), % 1.5 to 1.8
0
Vanadium (V), % 0.2 to 0.3
0 to 0.060
Zirconium (Zr), % 0
0 to 0.050