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EN 1.8201 Steel vs. EN 1.8516 Steel

Both EN 1.8201 steel and EN 1.8516 steel are iron alloys. They have a very high 98% of their average alloy composition in common.

For each property being compared, the top bar is EN 1.8201 steel and the bottom bar is EN 1.8516 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
330
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 20
11
Fatigue Strength, MPa 310
570
Impact Strength: V-Notched Charpy, J 38
28
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 74
74
Shear Strength, MPa 390
660
Tensile Strength: Ultimate (UTS), MPa 630
1100
Tensile Strength: Yield (Proof), MPa 450
910

Thermal Properties

Latent Heat of Fusion, J/g 250
260
Maximum Temperature: Mechanical, °C 450
470
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
39
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.8
7.6
Electrical Conductivity: Equal Weight (Specific), % IACS 8.8
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
3.7
Density, g/cm3 8.0
7.8
Embodied Carbon, kg CO2/kg material 2.5
1.7
Embodied Energy, MJ/kg 36
22
Embodied Water, L/kg 59
61

Common Calculations

PREN (Pitting Resistance) 5.7
5.2
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
120
Resilience: Unit (Modulus of Resilience), kJ/m3 530
2190
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 22
39
Strength to Weight: Bending, points 20
30
Thermal Diffusivity, mm2/s 11
10
Thermal Shock Resistance, points 18
32

Alloy Composition

Aluminum (Al), % 0 to 0.030
0
Boron (B), % 0.0010 to 0.0060
0
Carbon (C), % 0.040 to 0.1
0.2 to 0.27
Chromium (Cr), % 1.9 to 2.6
3.0 to 3.5
Iron (Fe), % 93.6 to 96.2
94.6 to 96.1
Manganese (Mn), % 0.1 to 0.6
0.4 to 0.7
Molybdenum (Mo), % 0.050 to 0.3
0.5 to 0.7
Niobium (Nb), % 0.020 to 0.080
0
Nitrogen (N), % 0 to 0.015
0
Phosphorus (P), % 0 to 0.030
0 to 0.025
Silicon (Si), % 0 to 0.5
0 to 0.4
Sulfur (S), % 0 to 0.010
0 to 0.035
Titanium (Ti), % 0.0050 to 0.060
0
Tungsten (W), % 1.5 to 1.8
0
Vanadium (V), % 0.2 to 0.3
0