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N08366 Stainless Steel vs. EN 1.7231 Steel

Both N08366 stainless steel and EN 1.7231 steel are iron alloys. They have 49% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is N08366 stainless steel and the bottom bar is EN 1.7231 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
240 to 280
Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 34
11 to 12
Fatigue Strength, MPa 190
360 to 500
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 80
73
Tensile Strength: Ultimate (UTS), MPa 590
790 to 930
Tensile Strength: Yield (Proof), MPa 240
570 to 800

Thermal Properties

Latent Heat of Fusion, J/g 310
250
Maximum Temperature: Mechanical, °C 1100
420
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1410
1420
Specific Heat Capacity, J/kg-K 460
470
Thermal Conductivity, W/m-K 13
46
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.8
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
8.4

Otherwise Unclassified Properties

Base Metal Price, % relative 33
2.5
Density, g/cm3 8.1
7.8
Embodied Carbon, kg CO2/kg material 6.2
1.5
Embodied Energy, MJ/kg 84
20
Embodied Water, L/kg 200
51

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 160
87 to 100
Resilience: Unit (Modulus of Resilience), kJ/m3 150
870 to 1700
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 20
28 to 33
Strength to Weight: Bending, points 19
24 to 27
Thermal Diffusivity, mm2/s 3.4
12
Thermal Shock Resistance, points 13
23 to 27

Alloy Composition

Carbon (C), % 0 to 0.035
0.38 to 0.45
Chromium (Cr), % 20 to 22
0.8 to 1.2
Iron (Fe), % 42.4 to 50.5
96.4 to 98.1
Manganese (Mn), % 0 to 2.0
0.6 to 1.0
Molybdenum (Mo), % 6.0 to 7.0
0.15 to 0.3
Nickel (Ni), % 23.5 to 25.5
0
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0 to 1.0
0 to 0.6
Sulfur (S), % 0 to 0.030
0 to 0.030