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N08810 Stainless Steel vs. EN 1.3940 Stainless Steel

Both N08810 stainless steel and EN 1.3940 stainless steel are iron alloys. They have 77% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is N08810 stainless steel and the bottom bar is EN 1.3940 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 33
34
Fatigue Strength, MPa 160
190
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
77
Tensile Strength: Ultimate (UTS), MPa 520
540
Tensile Strength: Yield (Proof), MPa 200
240

Thermal Properties

Latent Heat of Fusion, J/g 300
290
Maximum Temperature: Corrosion, °C 490
410
Maximum Temperature: Mechanical, °C 1100
930
Melting Completion (Liquidus), °C 1400
1420
Melting Onset (Solidus), °C 1350
1380
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 12
15
Thermal Expansion, µm/m-K 14
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 30
17
Density, g/cm3 8.0
7.8
Embodied Carbon, kg CO2/kg material 5.3
3.3
Embodied Energy, MJ/kg 76
47
Embodied Water, L/kg 200
150

Common Calculations

PREN (Pitting Resistance) 21
20
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
150
Resilience: Unit (Modulus of Resilience), kJ/m3 100
150
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 18
19
Strength to Weight: Bending, points 18
19
Thermal Diffusivity, mm2/s 3.0
4.1
Thermal Shock Resistance, points 13
16

Alloy Composition

Aluminum (Al), % 0.15 to 0.6
0
Carbon (C), % 0.050 to 0.1
0 to 0.030
Chromium (Cr), % 19 to 23
16.5 to 18.5
Copper (Cu), % 0 to 0.75
0
Iron (Fe), % 39.5 to 50.7
64.2 to 71.4
Manganese (Mn), % 0 to 1.5
0 to 2.0
Nickel (Ni), % 30 to 35
12 to 14
Nitrogen (N), % 0
0.1 to 0.2
Phosphorus (P), % 0 to 0.045
0 to 0.035
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.020
Titanium (Ti), % 0.15 to 0.6
0