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AISI 304N Stainless Steel vs. S32750 Stainless Steel

Both AISI 304N stainless steel and S32750 stainless steel are iron alloys. They have 90% of their average alloy composition in common. There are 33 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 AISI 304N stainless steel and the bottom bar is S32750 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190 to 360
270
Elastic (Young's, Tensile) Modulus, GPa 200
210
Elongation at Break, % 9.1 to 45
17
Fatigue Strength, MPa 220 to 440
360
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 77
81
Shear Strength, MPa 420 to 700
530
Tensile Strength: Ultimate (UTS), MPa 620 to 1180
860
Tensile Strength: Yield (Proof), MPa 270 to 850
590

Thermal Properties

Latent Heat of Fusion, J/g 290
300
Maximum Temperature: Corrosion, °C 420
450
Maximum Temperature: Mechanical, °C 960
1100
Melting Completion (Liquidus), °C 1420
1450
Melting Onset (Solidus), °C 1380
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 16
15
Thermal Expansion, µm/m-K 16
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 15
21
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 3.0
4.1
Embodied Energy, MJ/kg 43
56
Embodied Water, L/kg 150
180

Common Calculations

PREN (Pitting Resistance) 21
43
Resilience: Ultimate (Unit Rupture Work), MJ/m3 98 to 280
130
Resilience: Unit (Modulus of Resilience), kJ/m3 180 to 1830
860
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 22 to 42
31
Strength to Weight: Bending, points 21 to 32
26
Thermal Diffusivity, mm2/s 4.2
4.0
Thermal Shock Resistance, points 14 to 26
25

Alloy Composition

Carbon (C), % 0 to 0.080
0 to 0.030
Chromium (Cr), % 18 to 20
24 to 26
Copper (Cu), % 0
0 to 0.5
Iron (Fe), % 66.4 to 73.9
58.1 to 66.8
Manganese (Mn), % 0 to 2.0
0 to 1.2
Molybdenum (Mo), % 0
3.0 to 5.0
Nickel (Ni), % 8.0 to 10.5
6.0 to 8.0
Nitrogen (N), % 0.1 to 0.16
0.24 to 0.32
Phosphorus (P), % 0 to 0.045
0 to 0.035
Silicon (Si), % 0 to 0.75
0 to 0.8
Sulfur (S), % 0 to 0.030
0 to 0.020