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AISI 304L Stainless Steel vs. SAE-AISI 9254 Steel

Both AISI 304L stainless steel and SAE-AISI 9254 steel are iron alloys. They have 71% 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 AISI 304L stainless steel and the bottom bar is SAE-AISI 9254 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160 to 350
200
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 6.7 to 46
20
Fatigue Strength, MPa 170 to 430
280
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
72
Shear Strength, MPa 370 to 680
410
Tensile Strength: Ultimate (UTS), MPa 540 to 1160
660
Tensile Strength: Yield (Proof), MPa 190 to 870
410

Thermal Properties

Latent Heat of Fusion, J/g 290
270
Maximum Temperature: Mechanical, °C 540
410
Melting Completion (Liquidus), °C 1450
1440
Melting Onset (Solidus), °C 1400
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 16
46
Thermal Expansion, µm/m-K 17
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 16
2.2
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 3.1
1.5
Embodied Energy, MJ/kg 44
20
Embodied Water, L/kg 150
49

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 71 to 240
110
Resilience: Unit (Modulus of Resilience), kJ/m3 92 to 1900
450
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 19 to 41
24
Strength to Weight: Bending, points 19 to 31
22
Thermal Diffusivity, mm2/s 4.2
12
Thermal Shock Resistance, points 12 to 25
20

Alloy Composition

Carbon (C), % 0 to 0.030
0.51 to 0.59
Chromium (Cr), % 18 to 20
0.6 to 0.8
Iron (Fe), % 65 to 74
96.1 to 97.1
Manganese (Mn), % 0 to 2.0
0.6 to 0.8
Nickel (Ni), % 8.0 to 12
0
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.045
0 to 0.035
Silicon (Si), % 0 to 0.75
1.2 to 1.6
Sulfur (S), % 0 to 0.030
0 to 0.040