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S32808 Stainless Steel vs. S32654 Stainless Steel

Both S32808 stainless steel and S32654 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 76% of their average alloy composition in common. There are 33 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is S32808 stainless steel and the bottom bar is S32654 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 270
220
Elastic (Young's, Tensile) Modulus, GPa 210
210
Elongation at Break, % 17
45
Fatigue Strength, MPa 350
450
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 81
82
Shear Strength, MPa 480
590
Tensile Strength: Ultimate (UTS), MPa 780
850
Tensile Strength: Yield (Proof), MPa 570
490

Thermal Properties

Latent Heat of Fusion, J/g 300
310
Maximum Temperature: Corrosion, °C 460
440
Maximum Temperature: Mechanical, °C 1100
1100
Melting Completion (Liquidus), °C 1470
1450
Melting Onset (Solidus), °C 1420
1410
Specific Heat Capacity, J/kg-K 480
460
Thermal Conductivity, W/m-K 14
11
Thermal Expansion, µm/m-K 13
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 24
34
Density, g/cm3 7.9
8.0
Embodied Carbon, kg CO2/kg material 4.0
6.4
Embodied Energy, MJ/kg 57
87
Embodied Water, L/kg 180
220

Common Calculations

PREN (Pitting Resistance) 40
57
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
330
Resilience: Unit (Modulus of Resilience), kJ/m3 790
570
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 27
29
Strength to Weight: Bending, points 24
25
Thermal Diffusivity, mm2/s 3.8
2.9
Thermal Shock Resistance, points 21
19

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.020
Chromium (Cr), % 27 to 27.9
24 to 25
Copper (Cu), % 0
0.3 to 0.6
Iron (Fe), % 58.1 to 62.8
38.3 to 45.3
Manganese (Mn), % 0 to 1.1
2.0 to 4.0
Molybdenum (Mo), % 0.8 to 1.2
7.0 to 8.0
Nickel (Ni), % 7.0 to 8.2
21 to 23
Nitrogen (N), % 0.3 to 0.4
0.45 to 0.55
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0 to 0.5
0 to 0.5
Sulfur (S), % 0 to 0.010
0 to 0.0050
Tungsten (W), % 2.1 to 2.5
0