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EN 1.6571 Steel vs. N08020 Stainless Steel

Both EN 1.6571 steel and N08020 stainless steel are iron alloys. They have 41% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is EN 1.6571 steel and the bottom bar is N08020 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
77
Tensile Strength: Ultimate (UTS), MPa 520 to 1460
610 to 620

Thermal Properties

Latent Heat of Fusion, J/g 250
300
Maximum Temperature: Mechanical, °C 420
1100
Melting Completion (Liquidus), °C 1460
1410
Melting Onset (Solidus), °C 1420
1360
Specific Heat Capacity, J/kg-K 470
460
Thermal Conductivity, W/m-K 40
12
Thermal Expansion, µm/m-K 13
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.5
1.6
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
1.8

Otherwise Unclassified Properties

Base Metal Price, % relative 3.4
38
Density, g/cm3 7.9
8.2
Embodied Carbon, kg CO2/kg material 1.7
6.6
Embodied Energy, MJ/kg 22
92
Embodied Water, L/kg 53
220

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 19 to 51
21
Strength to Weight: Bending, points 18 to 36
20
Thermal Diffusivity, mm2/s 11
3.2
Thermal Shock Resistance, points 15 to 43
15

Alloy Composition

Carbon (C), % 0.16 to 0.23
0 to 0.070
Chromium (Cr), % 0.6 to 0.9
19 to 21
Copper (Cu), % 0 to 0.25
3.0 to 4.0
Iron (Fe), % 95.3 to 97.1
29.9 to 44
Manganese (Mn), % 0.5 to 0.9
0 to 2.0
Molybdenum (Mo), % 0.25 to 0.35
2.0 to 3.0
Nickel (Ni), % 1.4 to 1.7
32 to 38
Niobium (Nb), % 0
0 to 1.0
Phosphorus (P), % 0 to 0.025
0 to 0.045
Silicon (Si), % 0 to 0.3
0 to 1.0
Sulfur (S), % 0.020 to 0.040
0 to 0.035