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EN 1.8881 Steel vs. N08366 Stainless Steel

Both EN 1.8881 steel and N08366 stainless steel are iron alloys. They have 50% of their average alloy composition in common. There are 32 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 1.8881 steel and the bottom bar is N08366 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 250
180
Elastic (Young's, Tensile) Modulus, GPa 190
210
Elongation at Break, % 16
34
Fatigue Strength, MPa 460
190
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
80
Shear Strength, MPa 510
390
Tensile Strength: Ultimate (UTS), MPa 830
590
Tensile Strength: Yield (Proof), MPa 710
240

Thermal Properties

Latent Heat of Fusion, J/g 260
310
Maximum Temperature: Mechanical, °C 420
1100
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1420
1410
Specific Heat Capacity, J/kg-K 470
460
Thermal Conductivity, W/m-K 40
13
Thermal Expansion, µm/m-K 13
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.1
1.8
Electrical Conductivity: Equal Weight (Specific), % IACS 9.3
2.0

Otherwise Unclassified Properties

Base Metal Price, % relative 3.7
33
Density, g/cm3 7.8
8.1
Embodied Carbon, kg CO2/kg material 1.9
6.2
Embodied Energy, MJ/kg 26
84
Embodied Water, L/kg 54
200

Common Calculations

PREN (Pitting Resistance) 2.0
42
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
160
Resilience: Unit (Modulus of Resilience), kJ/m3 1320
150
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 29
20
Strength to Weight: Bending, points 25
19
Thermal Diffusivity, mm2/s 11
3.4
Thermal Shock Resistance, points 24
13

Alloy Composition

Boron (B), % 0 to 0.0050
0
Carbon (C), % 0 to 0.2
0 to 0.035
Chromium (Cr), % 0 to 1.5
20 to 22
Copper (Cu), % 0 to 0.3
0
Iron (Fe), % 91.9 to 100
42.4 to 50.5
Manganese (Mn), % 0 to 1.7
0 to 2.0
Molybdenum (Mo), % 0 to 0.7
6.0 to 7.0
Nickel (Ni), % 0 to 2.5
23.5 to 25.5
Niobium (Nb), % 0 to 0.060
0
Nitrogen (N), % 0 to 0.015
0
Phosphorus (P), % 0 to 0.020
0 to 0.040
Silicon (Si), % 0 to 0.8
0 to 1.0
Sulfur (S), % 0 to 0.0080
0 to 0.030
Titanium (Ti), % 0 to 0.050
0
Vanadium (V), % 0 to 0.12
0
Zirconium (Zr), % 0 to 0.15
0