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N08810 Stainless Steel vs. AISI 431 Stainless Steel

Both N08810 stainless steel and AISI 431 stainless steel are iron alloys. They have 64% 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 N08810 stainless steel and the bottom bar is AISI 431 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 33
15 to 17
Fatigue Strength, MPa 160
430 to 610
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
77
Shear Strength, MPa 340
550 to 840
Tensile Strength: Ultimate (UTS), MPa 520
890 to 1380
Tensile Strength: Yield (Proof), MPa 200
710 to 1040

Thermal Properties

Latent Heat of Fusion, J/g 300
280
Maximum Temperature: Corrosion, °C 490
400
Maximum Temperature: Mechanical, °C 1100
850
Melting Completion (Liquidus), °C 1400
1510
Melting Onset (Solidus), °C 1350
1450
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 12
26
Thermal Expansion, µm/m-K 14
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
2.6
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
3.0

Otherwise Unclassified Properties

Base Metal Price, % relative 30
9.0
Density, g/cm3 8.0
7.7
Embodied Carbon, kg CO2/kg material 5.3
2.2
Embodied Energy, MJ/kg 76
31
Embodied Water, L/kg 200
120

Common Calculations

PREN (Pitting Resistance) 21
16
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
140 to 180
Resilience: Unit (Modulus of Resilience), kJ/m3 100
1270 to 2770
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 18
32 to 50
Strength to Weight: Bending, points 18
27 to 36
Thermal Diffusivity, mm2/s 3.0
7.0
Thermal Shock Resistance, points 13
28 to 43

Alloy Composition

Aluminum (Al), % 0.15 to 0.6
0
Carbon (C), % 0.050 to 0.1
0 to 0.2
Chromium (Cr), % 19 to 23
15 to 17
Copper (Cu), % 0 to 0.75
0
Iron (Fe), % 39.5 to 50.7
78.2 to 83.8
Manganese (Mn), % 0 to 1.5
0 to 1.0
Nickel (Ni), % 30 to 35
1.3 to 2.5
Phosphorus (P), % 0 to 0.045
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.030
Titanium (Ti), % 0.15 to 0.6
0