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S31254 Stainless Steel vs. N08332 Stainless Steel

Both S31254 stainless steel and N08332 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 81% of their average alloy composition in common. There are 34 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 S31254 stainless steel and the bottom bar is N08332 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
170
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 40
34
Fatigue Strength, MPa 290
170
Poisson's Ratio 0.28
0.28
Rockwell B Hardness 84
77
Shear Modulus, GPa 80
76
Shear Strength, MPa 490
350
Tensile Strength: Ultimate (UTS), MPa 720
520
Tensile Strength: Yield (Proof), MPa 330
210

Thermal Properties

Latent Heat of Fusion, J/g 300
310
Maximum Temperature: Corrosion, °C 420
420
Maximum Temperature: Mechanical, °C 1090
1050
Melting Completion (Liquidus), °C 1460
1390
Melting Onset (Solidus), °C 1420
1340
Specific Heat Capacity, J/kg-K 460
480
Thermal Conductivity, W/m-K 14
12
Thermal Expansion, µm/m-K 17
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 2.3
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 28
32
Density, g/cm3 8.0
8.0
Embodied Carbon, kg CO2/kg material 5.5
5.4
Embodied Energy, MJ/kg 74
77
Embodied Water, L/kg 190
190

Common Calculations

PREN (Pitting Resistance) 44
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 240
140
Resilience: Unit (Modulus of Resilience), kJ/m3 270
110
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 25
18
Strength to Weight: Bending, points 22
18
Thermal Diffusivity, mm2/s 3.8
3.1
Thermal Shock Resistance, points 15
12

Alloy Composition

Carbon (C), % 0 to 0.020
0.050 to 0.1
Chromium (Cr), % 19.5 to 20.5
17 to 20
Copper (Cu), % 0.5 to 1.0
0 to 1.0
Iron (Fe), % 51.4 to 56.3
38.3 to 48.2
Lead (Pb), % 0
0 to 0.0050
Manganese (Mn), % 0 to 1.0
0 to 2.0
Molybdenum (Mo), % 6.0 to 6.5
0
Nickel (Ni), % 17.5 to 18.5
34 to 37
Nitrogen (N), % 0.18 to 0.22
0
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0 to 0.8
0.75 to 1.5
Sulfur (S), % 0 to 0.010
0 to 0.030
Tin (Sn), % 0
0 to 0.025