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Chromium 33 vs. EN 1.4404 Stainless Steel

Chromium 33 belongs to the otherwise unclassified metals classification, while EN 1.4404 stainless steel belongs to the iron alloys. 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 (13, in this case) are not shown.

For each property being compared, the top bar is chromium 33 and the bottom bar is EN 1.4404 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 45
14 to 43
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 81
78
Tensile Strength: Ultimate (UTS), MPa 850
600 to 900
Tensile Strength: Yield (Proof), MPa 430
240 to 570

Thermal Properties

Latent Heat of Fusion, J/g 320
290
Specific Heat Capacity, J/kg-K 480
470
Thermal Expansion, µm/m-K 14
16

Otherwise Unclassified Properties

Base Metal Price, % relative 36
19
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 6.0
3.8
Embodied Energy, MJ/kg 84
52
Embodied Water, L/kg 250
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 320
110 to 210
Resilience: Unit (Modulus of Resilience), kJ/m3 450
140 to 800
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 30
21 to 32
Strength to Weight: Bending, points 25
20 to 26
Thermal Shock Resistance, points 21
13 to 20

Alloy Composition

Carbon (C), % 0 to 0.015
0 to 0.030
Chromium (Cr), % 31 to 35
16.5 to 18.5
Copper (Cu), % 0.3 to 1.2
0
Iron (Fe), % 25.7 to 37.9
62.8 to 71.5
Manganese (Mn), % 0 to 2.0
0 to 2.0
Molybdenum (Mo), % 0.5 to 2.0
2.0 to 2.5
Nickel (Ni), % 30 to 33
10 to 13
Nitrogen (N), % 0.35 to 0.6
0 to 0.1
Phosphorus (P), % 0 to 0.020
0 to 0.045
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.015