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N08135 Stainless Steel vs. S31254 Stainless Steel

Both N08135 stainless steel and S31254 stainless steel are iron alloys. They have 80% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is N08135 stainless steel and the bottom bar is S31254 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 46
40
Fatigue Strength, MPa 220
290
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 80
80
Shear Strength, MPa 400
490
Tensile Strength: Ultimate (UTS), MPa 570
720
Tensile Strength: Yield (Proof), MPa 240
330

Thermal Properties

Latent Heat of Fusion, J/g 310
300
Maximum Temperature: Corrosion, °C 430
420
Maximum Temperature: Mechanical, °C 1100
1090
Melting Completion (Liquidus), °C 1440
1460
Melting Onset (Solidus), °C 1390
1420
Specific Heat Capacity, J/kg-K 460
460
Thermal Expansion, µm/m-K 16
17

Otherwise Unclassified Properties

Base Metal Price, % relative 39
28
Density, g/cm3 8.2
8.0
Embodied Carbon, kg CO2/kg material 6.8
5.5
Embodied Energy, MJ/kg 94
74
Embodied Water, L/kg 220
190

Common Calculations

PREN (Pitting Resistance) 38
44
Resilience: Ultimate (Unit Rupture Work), MJ/m3 210
240
Resilience: Unit (Modulus of Resilience), kJ/m3 140
270
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 19
25
Strength to Weight: Bending, points 19
22
Thermal Shock Resistance, points 13
15

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.020
Chromium (Cr), % 20.5 to 23.5
19.5 to 20.5
Copper (Cu), % 0 to 0.7
0.5 to 1.0
Iron (Fe), % 30.2 to 42.3
51.4 to 56.3
Manganese (Mn), % 0 to 1.0
0 to 1.0
Molybdenum (Mo), % 4.0 to 5.0
6.0 to 6.5
Nickel (Ni), % 33 to 38
17.5 to 18.5
Nitrogen (N), % 0
0.18 to 0.22
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0 to 0.75
0 to 0.8
Sulfur (S), % 0 to 0.030
0 to 0.010
Tungsten (W), % 0.2 to 0.8
0