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S32808 Stainless Steel vs. ACI-ASTM CF16Fa Steel

Both S32808 stainless steel and ACI-ASTM CF16Fa steel are iron alloys. They have 89% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is S32808 stainless steel and the bottom bar is ACI-ASTM CF16Fa steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 270
160
Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 17
28
Fatigue Strength, MPa 350
170
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 81
77
Tensile Strength: Ultimate (UTS), MPa 780
540
Tensile Strength: Yield (Proof), MPa 570
230

Thermal Properties

Latent Heat of Fusion, J/g 300
300
Maximum Temperature: Corrosion, °C 460
420
Maximum Temperature: Mechanical, °C 1100
980
Melting Completion (Liquidus), °C 1470
1420
Melting Onset (Solidus), °C 1420
1370
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 14
16
Thermal Expansion, µm/m-K 13
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 24
17
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 4.0
3.3
Embodied Energy, MJ/kg 57
47
Embodied Water, L/kg 180
150

Common Calculations

PREN (Pitting Resistance) 40
21
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
120
Resilience: Unit (Modulus of Resilience), kJ/m3 790
140
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 27
19
Strength to Weight: Bending, points 24
19
Thermal Diffusivity, mm2/s 3.8
4.2
Thermal Shock Resistance, points 21
12

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.16
Chromium (Cr), % 27 to 27.9
18 to 21
Iron (Fe), % 58.1 to 62.8
62.1 to 72.4
Manganese (Mn), % 0 to 1.1
0 to 1.5
Molybdenum (Mo), % 0.8 to 1.2
0.4 to 0.8
Nickel (Ni), % 7.0 to 8.2
9.0 to 12
Nitrogen (N), % 0.3 to 0.4
0
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 0.5
0 to 2.0
Sulfur (S), % 0 to 0.010
0.2 to 0.4
Tungsten (W), % 2.1 to 2.5
0