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N08020 Stainless Steel vs. AISI 347LN Stainless Steel

Both N08020 stainless steel and AISI 347LN stainless steel are iron alloys. They have 68% 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 N08020 stainless steel and the bottom bar is AISI 347LN stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 15 to 34
40
Fatigue Strength, MPa 210 to 240
200
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
77
Shear Strength, MPa 380 to 410
400
Tensile Strength: Ultimate (UTS), MPa 610 to 620
590
Tensile Strength: Yield (Proof), MPa 270 to 420
230

Thermal Properties

Latent Heat of Fusion, J/g 300
290
Maximum Temperature: Corrosion, °C 490
460
Maximum Temperature: Mechanical, °C 1100
940
Melting Completion (Liquidus), °C 1410
1430
Melting Onset (Solidus), °C 1360
1380
Specific Heat Capacity, J/kg-K 460
480
Thermal Conductivity, W/m-K 12
15
Thermal Expansion, µm/m-K 15
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.6
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 1.8
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 38
18
Density, g/cm3 8.2
7.8
Embodied Carbon, kg CO2/kg material 6.6
3.5
Embodied Energy, MJ/kg 92
49
Embodied Water, L/kg 220
150

Common Calculations

PREN (Pitting Resistance) 28
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 83 to 170
190
Resilience: Unit (Modulus of Resilience), kJ/m3 180 to 440
130
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 21
21
Strength to Weight: Bending, points 20
20
Thermal Diffusivity, mm2/s 3.2
4.1
Thermal Shock Resistance, points 15
13

Alloy Composition

Carbon (C), % 0 to 0.070
0.0050 to 0.020
Chromium (Cr), % 19 to 21
17 to 19
Copper (Cu), % 3.0 to 4.0
0
Iron (Fe), % 29.9 to 44
64.3 to 73.7
Manganese (Mn), % 0 to 2.0
0 to 2.0
Molybdenum (Mo), % 2.0 to 3.0
0
Nickel (Ni), % 32 to 38
9.0 to 13
Niobium (Nb), % 0 to 1.0
0.2 to 0.5
Nitrogen (N), % 0
0.060 to 0.1
Phosphorus (P), % 0 to 0.045
0 to 0.045
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.035
0 to 0.030