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N08031 Stainless Steel vs. S43037 Stainless Steel

Both N08031 stainless steel and S43037 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 51% of their average alloy composition in common. There are 30 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 N08031 stainless steel and the bottom bar is S43037 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 45
25
Fatigue Strength, MPa 290
160
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 81
77
Shear Strength, MPa 510
260
Tensile Strength: Ultimate (UTS), MPa 730
410
Tensile Strength: Yield (Proof), MPa 310
230

Thermal Properties

Latent Heat of Fusion, J/g 310
280
Maximum Temperature: Corrosion, °C 460
510
Maximum Temperature: Mechanical, °C 1100
880
Melting Completion (Liquidus), °C 1440
1440
Melting Onset (Solidus), °C 1390
1400
Specific Heat Capacity, J/kg-K 460
480
Thermal Conductivity, W/m-K 12
25
Thermal Expansion, µm/m-K 18
10

Otherwise Unclassified Properties

Base Metal Price, % relative 39
9.0
Density, g/cm3 8.1
7.7
Embodied Carbon, kg CO2/kg material 7.1
2.3
Embodied Energy, MJ/kg 96
32
Embodied Water, L/kg 240
120

Common Calculations

PREN (Pitting Resistance) 52
18
Resilience: Ultimate (Unit Rupture Work), MJ/m3 270
88
Resilience: Unit (Modulus of Resilience), kJ/m3 230
130
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 25
15
Strength to Weight: Bending, points 22
16
Thermal Diffusivity, mm2/s 3.1
6.7
Thermal Shock Resistance, points 14
14

Alloy Composition

Carbon (C), % 0 to 0.015
0 to 0.030
Chromium (Cr), % 26 to 28
16 to 19
Copper (Cu), % 1.0 to 1.4
0
Iron (Fe), % 29 to 36.9
77.9 to 83.9
Manganese (Mn), % 0 to 2.0
0 to 1.0
Molybdenum (Mo), % 6.0 to 7.0
0
Nickel (Ni), % 30 to 32
0
Nitrogen (N), % 0.15 to 0.25
0
Phosphorus (P), % 0 to 0.020
0 to 0.040
Silicon (Si), % 0 to 0.3
0 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.030
Titanium (Ti), % 0
0.1 to 1.0