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N08028 Stainless Steel vs. S32304 Stainless Steel

Both N08028 stainless steel and S32304 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 64% of their average alloy composition in common. There are 31 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 N08028 stainless steel and the bottom bar is S32304 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
250
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 45
28
Fatigue Strength, MPa 220
330
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 80
79
Shear Strength, MPa 400
440
Tensile Strength: Ultimate (UTS), MPa 570
670
Tensile Strength: Yield (Proof), MPa 240
460

Thermal Properties

Latent Heat of Fusion, J/g 320
290
Maximum Temperature: Corrosion, °C 460
440
Maximum Temperature: Mechanical, °C 1100
1050
Melting Completion (Liquidus), °C 1420
1420
Melting Onset (Solidus), °C 1370
1380
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 12
15
Thermal Expansion, µm/m-K 16
13

Otherwise Unclassified Properties

Base Metal Price, % relative 37
14
Density, g/cm3 8.1
7.7
Embodied Carbon, kg CO2/kg material 6.4
2.8
Embodied Energy, MJ/kg 89
40
Embodied Water, L/kg 240
160

Common Calculations

PREN (Pitting Resistance) 39
26
Resilience: Ultimate (Unit Rupture Work), MJ/m3 210
170
Resilience: Unit (Modulus of Resilience), kJ/m3 140
520
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 19
24
Strength to Weight: Bending, points 19
22
Thermal Diffusivity, mm2/s 3.2
4.0
Thermal Shock Resistance, points 12
18

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.030
Chromium (Cr), % 26 to 28
21.5 to 24.5
Copper (Cu), % 0.6 to 1.4
0.050 to 0.6
Iron (Fe), % 29 to 40.4
65 to 75.4
Manganese (Mn), % 0 to 2.5
0 to 2.5
Molybdenum (Mo), % 3.0 to 4.0
0.050 to 0.6
Nickel (Ni), % 30 to 34
3.0 to 5.5
Nitrogen (N), % 0
0.050 to 0.2
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030