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ACI-ASTM CF16Fa Steel vs. S32654 Stainless Steel

Both ACI-ASTM CF16Fa steel and S32654 stainless steel are iron alloys. They have 73% 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 ACI-ASTM CF16Fa steel and the bottom bar is S32654 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160
220
Elastic (Young's, Tensile) Modulus, GPa 200
210
Elongation at Break, % 28
45
Fatigue Strength, MPa 170
450
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
82
Tensile Strength: Ultimate (UTS), MPa 540
850
Tensile Strength: Yield (Proof), MPa 230
490

Thermal Properties

Latent Heat of Fusion, J/g 300
310
Maximum Temperature: Corrosion, °C 420
440
Maximum Temperature: Mechanical, °C 980
1100
Melting Completion (Liquidus), °C 1420
1450
Melting Onset (Solidus), °C 1370
1410
Specific Heat Capacity, J/kg-K 480
460
Thermal Conductivity, W/m-K 16
11
Thermal Expansion, µm/m-K 16
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.1
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 17
34
Density, g/cm3 7.8
8.0
Embodied Carbon, kg CO2/kg material 3.3
6.4
Embodied Energy, MJ/kg 47
87
Embodied Water, L/kg 150
220

Common Calculations

PREN (Pitting Resistance) 21
57
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
330
Resilience: Unit (Modulus of Resilience), kJ/m3 140
570
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 19
29
Strength to Weight: Bending, points 19
25
Thermal Diffusivity, mm2/s 4.2
2.9
Thermal Shock Resistance, points 12
19

Alloy Composition

Carbon (C), % 0 to 0.16
0 to 0.020
Chromium (Cr), % 18 to 21
24 to 25
Copper (Cu), % 0
0.3 to 0.6
Iron (Fe), % 62.1 to 72.4
38.3 to 45.3
Manganese (Mn), % 0 to 1.5
2.0 to 4.0
Molybdenum (Mo), % 0.4 to 0.8
7.0 to 8.0
Nickel (Ni), % 9.0 to 12
21 to 23
Nitrogen (N), % 0
0.45 to 0.55
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0 to 2.0
0 to 0.5
Sulfur (S), % 0.2 to 0.4
0 to 0.0050