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S28200 Stainless Steel vs. S32304 Stainless Steel

Both S28200 stainless steel and S32304 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 81% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is S28200 stainless steel and the bottom bar is S32304 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 260
250
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 45
28
Fatigue Strength, MPa 430
330
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 77
79
Shear Strength, MPa 610
440
Tensile Strength: Ultimate (UTS), MPa 870
670
Tensile Strength: Yield (Proof), MPa 460
460

Thermal Properties

Latent Heat of Fusion, J/g 290
290
Maximum Temperature: Corrosion, °C 410
440
Maximum Temperature: Mechanical, °C 900
1050
Melting Completion (Liquidus), °C 1380
1420
Melting Onset (Solidus), °C 1330
1380
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 18
13

Otherwise Unclassified Properties

Base Metal Price, % relative 12
14
Density, g/cm3 7.6
7.7
Embodied Carbon, kg CO2/kg material 2.8
2.8
Embodied Energy, MJ/kg 41
40
Embodied Water, L/kg 160
160

Common Calculations

PREN (Pitting Resistance) 29
26
Resilience: Ultimate (Unit Rupture Work), MJ/m3 330
170
Resilience: Unit (Modulus of Resilience), kJ/m3 540
520
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 26
25
Strength to Weight: Axial, points 32
24
Strength to Weight: Bending, points 27
22
Thermal Shock Resistance, points 17
18

Alloy Composition

Carbon (C), % 0 to 0.15
0 to 0.030
Chromium (Cr), % 17 to 19
21.5 to 24.5
Copper (Cu), % 0.75 to 1.3
0.050 to 0.6
Iron (Fe), % 57.7 to 64.1
65 to 75.4
Manganese (Mn), % 17 to 19
0 to 2.5
Molybdenum (Mo), % 0.75 to 1.3
0.050 to 0.6
Nickel (Ni), % 0
3.0 to 5.5
Nitrogen (N), % 0.4 to 0.6
0.050 to 0.2
Phosphorus (P), % 0 to 0.045
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030