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Chromium 33 vs. SAE-AISI D3 Steel

Chromium 33 belongs to the otherwise unclassified metals classification, while SAE-AISI D3 steel belongs to the iron alloys. They have 45% of their average alloy composition in common. There are 20 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is chromium 33 and the bottom bar is SAE-AISI D3 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 45
9.8 to 15
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 81
74
Tensile Strength: Ultimate (UTS), MPa 850
770 to 2050
Tensile Strength: Yield (Proof), MPa 430
480 to 1550

Thermal Properties

Latent Heat of Fusion, J/g 320
270
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 14
12

Otherwise Unclassified Properties

Base Metal Price, % relative 36
8.0
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 6.0
3.2
Embodied Energy, MJ/kg 84
48
Embodied Water, L/kg 250
100

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 320
97 to 180
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 30
28 to 74
Strength to Weight: Bending, points 25
24 to 47
Thermal Shock Resistance, points 21
23 to 63

Alloy Composition

Carbon (C), % 0 to 0.015
2.0 to 2.4
Chromium (Cr), % 31 to 35
11 to 13.5
Copper (Cu), % 0.3 to 1.2
0 to 0.25
Iron (Fe), % 25.7 to 37.9
80.3 to 87
Manganese (Mn), % 0 to 2.0
0 to 0.6
Molybdenum (Mo), % 0.5 to 2.0
0
Nickel (Ni), % 30 to 33
0 to 0.3
Nitrogen (N), % 0.35 to 0.6
0
Phosphorus (P), % 0 to 0.020
0 to 0.030
Silicon (Si), % 0 to 0.5
0 to 0.6
Sulfur (S), % 0 to 0.010
0 to 0.030
Tungsten (W), % 0
0 to 1.0
Vanadium (V), % 0
0 to 1.0