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S64512 Stainless Steel vs. SAE-AISI 9254 Steel

Both S64512 stainless steel and SAE-AISI 9254 steel are iron alloys. They have 84% 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 S64512 stainless steel and the bottom bar is SAE-AISI 9254 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 330
200
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 17
20
Fatigue Strength, MPa 540
280
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
72
Shear Strength, MPa 700
410
Tensile Strength: Ultimate (UTS), MPa 1140
660
Tensile Strength: Yield (Proof), MPa 890
410

Thermal Properties

Latent Heat of Fusion, J/g 270
270
Maximum Temperature: Mechanical, °C 750
410
Melting Completion (Liquidus), °C 1460
1440
Melting Onset (Solidus), °C 1420
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 28
46
Thermal Expansion, µm/m-K 10
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.6
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 4.1
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 10
2.2
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 3.3
1.5
Embodied Energy, MJ/kg 47
20
Embodied Water, L/kg 110
49

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 180
110
Resilience: Unit (Modulus of Resilience), kJ/m3 2020
450
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 40
24
Strength to Weight: Bending, points 31
22
Thermal Diffusivity, mm2/s 7.5
12
Thermal Shock Resistance, points 42
20

Alloy Composition

Carbon (C), % 0.080 to 0.15
0.51 to 0.59
Chromium (Cr), % 11 to 12.5
0.6 to 0.8
Iron (Fe), % 80.6 to 84.7
96.1 to 97.1
Manganese (Mn), % 0.5 to 0.9
0.6 to 0.8
Molybdenum (Mo), % 1.5 to 2.0
0
Nickel (Ni), % 2.0 to 3.0
0
Nitrogen (N), % 0.010 to 0.050
0
Phosphorus (P), % 0 to 0.025
0 to 0.035
Silicon (Si), % 0 to 0.35
1.2 to 1.6
Sulfur (S), % 0 to 0.025
0 to 0.040
Vanadium (V), % 0.25 to 0.4
0