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ACI-ASTM CF16Fa Steel vs. Chromium 33

ACI-ASTM CF16Fa steel belongs to the iron alloys classification, while chromium 33 belongs to the otherwise unclassified metals. They have 63% of their average alloy composition in common. There are 21 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CF16Fa steel and the bottom bar is chromium 33.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 28
45
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 77
81
Tensile Strength: Ultimate (UTS), MPa 540
850
Tensile Strength: Yield (Proof), MPa 230
430

Thermal Properties

Latent Heat of Fusion, J/g 300
320
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 16
14

Otherwise Unclassified Properties

Base Metal Price, % relative 17
36
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 3.3
6.0
Embodied Energy, MJ/kg 47
84
Embodied Water, L/kg 150
250

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
320
Resilience: Unit (Modulus of Resilience), kJ/m3 140
450
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 19
30
Strength to Weight: Bending, points 19
25
Thermal Shock Resistance, points 12
21

Alloy Composition

Carbon (C), % 0 to 0.16
0 to 0.015
Chromium (Cr), % 18 to 21
31 to 35
Copper (Cu), % 0
0.3 to 1.2
Iron (Fe), % 62.1 to 72.4
25.7 to 37.9
Manganese (Mn), % 0 to 1.5
0 to 2.0
Molybdenum (Mo), % 0.4 to 0.8
0.5 to 2.0
Nickel (Ni), % 9.0 to 12
30 to 33
Nitrogen (N), % 0
0.35 to 0.6
Phosphorus (P), % 0 to 0.040
0 to 0.020
Silicon (Si), % 0 to 2.0
0 to 0.5
Sulfur (S), % 0.2 to 0.4
0 to 0.010