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EN 1.4422 Stainless Steel vs. ACI-ASTM CF16F Steel

Both EN 1.4422 stainless steel and ACI-ASTM CF16F steel are iron alloys. They have 85% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is EN 1.4422 stainless steel and the bottom bar is ACI-ASTM CF16F steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 17
50
Fatigue Strength, MPa 380
270
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
77
Tensile Strength: Ultimate (UTS), MPa 850
530
Tensile Strength: Yield (Proof), MPa 630
280

Thermal Properties

Latent Heat of Fusion, J/g 270
300
Maximum Temperature: Corrosion, °C 390
420
Maximum Temperature: Mechanical, °C 760
980
Melting Completion (Liquidus), °C 1450
1420
Melting Onset (Solidus), °C 1410
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 16
16
Thermal Expansion, µm/m-K 10
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
2.3

Otherwise Unclassified Properties

Base Metal Price, % relative 11
18
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 2.7
3.4
Embodied Energy, MJ/kg 37
47
Embodied Water, L/kg 110
150

Common Calculations

PREN (Pitting Resistance) 17
22
Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
220
Resilience: Unit (Modulus of Resilience), kJ/m3 1000
190
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 30
19
Strength to Weight: Bending, points 25
19
Thermal Diffusivity, mm2/s 4.3
4.3
Thermal Shock Resistance, points 31
12

Alloy Composition

Carbon (C), % 0 to 0.020
0 to 0.16
Chromium (Cr), % 11 to 13
18 to 21
Copper (Cu), % 0.2 to 0.8
0
Iron (Fe), % 76.8 to 83.5
61.3 to 72.8
Manganese (Mn), % 0 to 2.0
0 to 1.5
Molybdenum (Mo), % 1.3 to 1.8
0 to 1.5
Nickel (Ni), % 4.0 to 5.0
9.0 to 12
Nitrogen (N), % 0 to 0.020
0
Phosphorus (P), % 0 to 0.040
0 to 0.17
Selenium (Se), % 0
0.2 to 0.35
Silicon (Si), % 0 to 0.5
0 to 2.0
Sulfur (S), % 0 to 0.0030
0 to 0.040