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EN 1.4020 Stainless Steel vs. N08020 Stainless Steel

Both EN 1.4020 stainless steel and N08020 stainless steel are iron alloys. They have 58% of their average alloy composition in common. There are 28 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 EN 1.4020 stainless steel and the bottom bar is N08020 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 13 to 34
15 to 34
Fatigue Strength, MPa 340 to 540
210 to 240
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
77
Shear Strength, MPa 510 to 680
380 to 410
Tensile Strength: Ultimate (UTS), MPa 770 to 1130
610 to 620
Tensile Strength: Yield (Proof), MPa 430 to 950
270 to 420

Thermal Properties

Latent Heat of Fusion, J/g 280
300
Maximum Temperature: Corrosion, °C 410
490
Maximum Temperature: Mechanical, °C 890
1100
Melting Completion (Liquidus), °C 1390
1410
Melting Onset (Solidus), °C 1350
1360
Specific Heat Capacity, J/kg-K 480
460
Thermal Expansion, µm/m-K 17
15

Otherwise Unclassified Properties

Base Metal Price, % relative 11
38
Density, g/cm3 7.6
8.2
Embodied Carbon, kg CO2/kg material 2.5
6.6
Embodied Energy, MJ/kg 37
92
Embodied Water, L/kg 150
220

Common Calculations

PREN (Pitting Resistance) 23
28
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 220
83 to 170
Resilience: Unit (Modulus of Resilience), kJ/m3 460 to 2290
180 to 440
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 28 to 41
21
Strength to Weight: Bending, points 25 to 32
20
Thermal Shock Resistance, points 16 to 23
15

Alloy Composition

Carbon (C), % 0 to 0.15
0 to 0.070
Chromium (Cr), % 16.5 to 19
19 to 21
Copper (Cu), % 0
3.0 to 4.0
Iron (Fe), % 62.8 to 71.8
29.9 to 44
Manganese (Mn), % 11 to 14
0 to 2.0
Molybdenum (Mo), % 0
2.0 to 3.0
Nickel (Ni), % 0.5 to 2.5
32 to 38
Niobium (Nb), % 0
0 to 1.0
Nitrogen (N), % 0.2 to 0.45
0
Phosphorus (P), % 0 to 0.045
0 to 0.045
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.035