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N08810 Stainless Steel vs. S31260 Stainless Steel

Both N08810 stainless steel and S31260 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 74% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is N08810 stainless steel and the bottom bar is S31260 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 33
23
Fatigue Strength, MPa 160
370
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 77
80
Shear Strength, MPa 340
500
Tensile Strength: Ultimate (UTS), MPa 520
790
Tensile Strength: Yield (Proof), MPa 200
540

Thermal Properties

Latent Heat of Fusion, J/g 300
300
Maximum Temperature: Corrosion, °C 490
450
Maximum Temperature: Mechanical, °C 1100
1100
Melting Completion (Liquidus), °C 1400
1450
Melting Onset (Solidus), °C 1350
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 12
16
Thermal Expansion, µm/m-K 14
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 30
20
Density, g/cm3 8.0
7.8
Embodied Carbon, kg CO2/kg material 5.3
3.9
Embodied Energy, MJ/kg 76
53
Embodied Water, L/kg 200
180

Common Calculations

PREN (Pitting Resistance) 21
39
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
160
Resilience: Unit (Modulus of Resilience), kJ/m3 100
720
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 18
28
Strength to Weight: Bending, points 18
24
Thermal Diffusivity, mm2/s 3.0
4.3
Thermal Shock Resistance, points 13
22

Alloy Composition

Aluminum (Al), % 0.15 to 0.6
0
Carbon (C), % 0.050 to 0.1
0 to 0.030
Chromium (Cr), % 19 to 23
24 to 26
Copper (Cu), % 0 to 0.75
0.2 to 0.8
Iron (Fe), % 39.5 to 50.7
59.6 to 67.6
Manganese (Mn), % 0 to 1.5
0 to 1.0
Molybdenum (Mo), % 0
2.5 to 3.5
Nickel (Ni), % 30 to 35
5.5 to 7.5
Nitrogen (N), % 0
0.1 to 0.3
Phosphorus (P), % 0 to 0.045
0 to 0.030
Silicon (Si), % 0 to 1.0
0 to 0.75
Sulfur (S), % 0 to 0.015
0 to 0.030
Titanium (Ti), % 0.15 to 0.6
0
Tungsten (W), % 0
0.1 to 0.5