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AISI 403 Stainless Steel vs. N08811 Stainless Steel

Both AISI 403 stainless steel and N08811 stainless steel are iron alloys. They have 58% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is AISI 403 stainless steel and the bottom bar is N08811 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 16 to 25
33
Fatigue Strength, MPa 200 to 340
150
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
77
Shear Strength, MPa 340 to 480
340
Tensile Strength: Ultimate (UTS), MPa 530 to 780
510
Tensile Strength: Yield (Proof), MPa 280 to 570
190

Thermal Properties

Latent Heat of Fusion, J/g 270
300
Maximum Temperature: Corrosion, °C 390
490
Maximum Temperature: Mechanical, °C 740
1100
Melting Completion (Liquidus), °C 1450
1390
Melting Onset (Solidus), °C 1400
1360
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 28
12
Thermal Expansion, µm/m-K 9.9
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
2.0

Otherwise Unclassified Properties

Base Metal Price, % relative 6.5
30
Density, g/cm3 7.8
8.0
Embodied Carbon, kg CO2/kg material 1.9
5.3
Embodied Energy, MJ/kg 27
76
Embodied Water, L/kg 99
200

Common Calculations

PREN (Pitting Resistance) 12
21
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 120
130
Resilience: Unit (Modulus of Resilience), kJ/m3 210 to 840
94
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 19 to 28
18
Strength to Weight: Bending, points 19 to 24
18
Thermal Diffusivity, mm2/s 7.6
3.0
Thermal Shock Resistance, points 20 to 29
13

Alloy Composition

Aluminum (Al), % 0
0.15 to 0.6
Carbon (C), % 0 to 0.15
0.060 to 0.1
Chromium (Cr), % 11.5 to 13
19 to 23
Copper (Cu), % 0
0 to 0.75
Iron (Fe), % 84.7 to 88.5
39.5 to 50.6
Manganese (Mn), % 0 to 1.0
0 to 1.5
Nickel (Ni), % 0 to 0.6
30 to 35
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.015
Titanium (Ti), % 0
0.15 to 0.6