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S64512 Stainless Steel vs. N08031 Stainless Steel

Both S64512 stainless steel and N08031 stainless steel are iron alloys. They have 50% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is S64512 stainless steel and the bottom bar is N08031 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
210
Elongation at Break, % 17
45
Fatigue Strength, MPa 540
290
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
81
Shear Strength, MPa 700
510
Tensile Strength: Ultimate (UTS), MPa 1140
730
Tensile Strength: Yield (Proof), MPa 890
310

Thermal Properties

Latent Heat of Fusion, J/g 270
310
Maximum Temperature: Corrosion, °C 390
460
Maximum Temperature: Mechanical, °C 750
1100
Melting Completion (Liquidus), °C 1460
1440
Melting Onset (Solidus), °C 1420
1390
Specific Heat Capacity, J/kg-K 470
460
Thermal Conductivity, W/m-K 28
12
Thermal Expansion, µm/m-K 10
18

Otherwise Unclassified Properties

Base Metal Price, % relative 10
39
Density, g/cm3 7.8
8.1
Embodied Carbon, kg CO2/kg material 3.3
7.1
Embodied Energy, MJ/kg 47
96
Embodied Water, L/kg 110
240

Common Calculations

PREN (Pitting Resistance) 18
52
Resilience: Ultimate (Unit Rupture Work), MJ/m3 180
270
Resilience: Unit (Modulus of Resilience), kJ/m3 2020
230
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 40
25
Strength to Weight: Bending, points 31
22
Thermal Diffusivity, mm2/s 7.5
3.1
Thermal Shock Resistance, points 42
14

Alloy Composition

Carbon (C), % 0.080 to 0.15
0 to 0.015
Chromium (Cr), % 11 to 12.5
26 to 28
Copper (Cu), % 0
1.0 to 1.4
Iron (Fe), % 80.6 to 84.7
29 to 36.9
Manganese (Mn), % 0.5 to 0.9
0 to 2.0
Molybdenum (Mo), % 1.5 to 2.0
6.0 to 7.0
Nickel (Ni), % 2.0 to 3.0
30 to 32
Nitrogen (N), % 0.010 to 0.050
0.15 to 0.25
Phosphorus (P), % 0 to 0.025
0 to 0.020
Silicon (Si), % 0 to 0.35
0 to 0.3
Sulfur (S), % 0 to 0.025
0 to 0.010
Vanadium (V), % 0.25 to 0.4
0