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N08811 Stainless Steel vs. N08320 Stainless Steel

Both N08811 stainless steel and N08320 stainless steel are iron alloys. They have a moderately high 93% 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 N08811 stainless steel and the bottom bar is N08320 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 33
40
Fatigue Strength, MPa 150
190
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
78
Shear Strength, MPa 340
400
Tensile Strength: Ultimate (UTS), MPa 510
580
Tensile Strength: Yield (Proof), MPa 190
220

Thermal Properties

Latent Heat of Fusion, J/g 300
300
Maximum Temperature: Corrosion, °C 490
430
Maximum Temperature: Mechanical, °C 1100
1100
Melting Completion (Liquidus), °C 1390
1400
Melting Onset (Solidus), °C 1360
1350
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 12
12
Thermal Expansion, µm/m-K 14
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
2.0

Otherwise Unclassified Properties

Base Metal Price, % relative 30
28
Density, g/cm3 8.0
8.0
Embodied Carbon, kg CO2/kg material 5.3
4.9
Embodied Energy, MJ/kg 76
69
Embodied Water, L/kg 200
200

Common Calculations

PREN (Pitting Resistance) 21
22
Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
180
Resilience: Unit (Modulus of Resilience), kJ/m3 94
120
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 18
20
Strength to Weight: Bending, points 18
20
Thermal Diffusivity, mm2/s 3.0
3.3
Thermal Shock Resistance, points 13
13

Alloy Composition

Aluminum (Al), % 0.15 to 0.6
0
Carbon (C), % 0.060 to 0.1
0 to 0.050
Chromium (Cr), % 19 to 23
21 to 23
Copper (Cu), % 0 to 0.75
0
Iron (Fe), % 39.5 to 50.6
40.4 to 50
Manganese (Mn), % 0 to 1.5
0 to 2.5
Nickel (Ni), % 30 to 35
25 to 27
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.030
Titanium (Ti), % 0.15 to 0.6
0