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ACI-ASTM CF16Fa Steel vs. EN 1.4404 Stainless Steel

Both ACI-ASTM CF16Fa steel and EN 1.4404 stainless steel are iron alloys. They have a very high 97% 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 EN 1.4404 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160
190 to 270
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 28
14 to 43
Fatigue Strength, MPa 170
220 to 320
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
78
Tensile Strength: Ultimate (UTS), MPa 540
600 to 900
Tensile Strength: Yield (Proof), MPa 230
240 to 570

Thermal Properties

Latent Heat of Fusion, J/g 300
290
Maximum Temperature: Corrosion, °C 420
410
Maximum Temperature: Mechanical, °C 980
950
Melting Completion (Liquidus), °C 1420
1440
Melting Onset (Solidus), °C 1370
1400
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 16
15
Thermal Expansion, µm/m-K 16
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.1
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 17
19
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 3.3
3.8
Embodied Energy, MJ/kg 47
52
Embodied Water, L/kg 150
150

Common Calculations

PREN (Pitting Resistance) 21
26
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
110 to 210
Resilience: Unit (Modulus of Resilience), kJ/m3 140
140 to 800
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 19
21 to 32
Strength to Weight: Bending, points 19
20 to 26
Thermal Diffusivity, mm2/s 4.2
4.0
Thermal Shock Resistance, points 12
13 to 20

Alloy Composition

Carbon (C), % 0 to 0.16
0 to 0.030
Chromium (Cr), % 18 to 21
16.5 to 18.5
Iron (Fe), % 62.1 to 72.4
62.8 to 71.5
Manganese (Mn), % 0 to 1.5
0 to 2.0
Molybdenum (Mo), % 0.4 to 0.8
2.0 to 2.5
Nickel (Ni), % 9.0 to 12
10 to 13
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 0 to 2.0
0 to 1.0
Sulfur (S), % 0.2 to 0.4
0 to 0.015