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N08020 Stainless Steel vs. S44330 Stainless Steel

Both N08020 stainless steel and S44330 stainless steel are iron alloys. They have 59% of their average alloy composition in common. There are 32 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 N08020 stainless steel and the bottom bar is S44330 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 15 to 34
25
Fatigue Strength, MPa 210 to 240
160
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 77
78
Shear Strength, MPa 380 to 410
280
Tensile Strength: Ultimate (UTS), MPa 610 to 620
440
Tensile Strength: Yield (Proof), MPa 270 to 420
230

Thermal Properties

Latent Heat of Fusion, J/g 300
290
Maximum Temperature: Corrosion, °C 490
560
Maximum Temperature: Mechanical, °C 1100
990
Melting Completion (Liquidus), °C 1410
1440
Melting Onset (Solidus), °C 1360
1390
Specific Heat Capacity, J/kg-K 460
480
Thermal Conductivity, W/m-K 12
21
Thermal Expansion, µm/m-K 15
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.6
2.7
Electrical Conductivity: Equal Weight (Specific), % IACS 1.8
3.1

Otherwise Unclassified Properties

Base Metal Price, % relative 38
13
Density, g/cm3 8.2
7.7
Embodied Carbon, kg CO2/kg material 6.6
2.8
Embodied Energy, MJ/kg 92
40
Embodied Water, L/kg 220
140

Common Calculations

PREN (Pitting Resistance) 28
22
Resilience: Ultimate (Unit Rupture Work), MJ/m3 83 to 170
91
Resilience: Unit (Modulus of Resilience), kJ/m3 180 to 440
140
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 21
16
Strength to Weight: Bending, points 20
17
Thermal Diffusivity, mm2/s 3.2
5.7
Thermal Shock Resistance, points 15
16

Alloy Composition

Carbon (C), % 0 to 0.070
0 to 0.025
Chromium (Cr), % 19 to 21
20 to 23
Copper (Cu), % 3.0 to 4.0
0.3 to 0.8
Iron (Fe), % 29.9 to 44
72.5 to 79.7
Manganese (Mn), % 0 to 2.0
0 to 1.0
Molybdenum (Mo), % 2.0 to 3.0
0
Nickel (Ni), % 32 to 38
0
Niobium (Nb), % 0 to 1.0
0 to 0.8
Nitrogen (N), % 0
0 to 0.025
Phosphorus (P), % 0 to 0.045
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.035
0 to 0.030
Titanium (Ti), % 0
0 to 0.8