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Chromium 33 vs. EN 1.4557 Stainless Steel

Chromium 33 belongs to the otherwise unclassified metals classification, while EN 1.4557 stainless steel belongs to the iron alloys. They have 73% of their average alloy composition in common. There are 21 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is chromium 33 and the bottom bar is EN 1.4557 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 45
40
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 81
80
Tensile Strength: Ultimate (UTS), MPa 850
560
Tensile Strength: Yield (Proof), MPa 430
300

Thermal Properties

Latent Heat of Fusion, J/g 320
300
Specific Heat Capacity, J/kg-K 480
460
Thermal Expansion, µm/m-K 14
17

Otherwise Unclassified Properties

Base Metal Price, % relative 36
29
Density, g/cm3 7.9
8.0
Embodied Carbon, kg CO2/kg material 6.0
5.6
Embodied Energy, MJ/kg 84
76
Embodied Water, L/kg 250
190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 320
190
Resilience: Unit (Modulus of Resilience), kJ/m3 450
210
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 30
19
Strength to Weight: Bending, points 25
19
Thermal Shock Resistance, points 21
12

Alloy Composition

Carbon (C), % 0 to 0.015
0 to 0.020
Chromium (Cr), % 31 to 35
19.5 to 20.5
Copper (Cu), % 0.3 to 1.2
0.5 to 1.0
Iron (Fe), % 25.7 to 37.9
49.5 to 56.3
Manganese (Mn), % 0 to 2.0
0 to 1.2
Molybdenum (Mo), % 0.5 to 2.0
6.0 to 7.0
Nickel (Ni), % 30 to 33
17.5 to 19.5
Nitrogen (N), % 0.35 to 0.6
0.18 to 0.24
Phosphorus (P), % 0 to 0.020
0 to 0.030
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.010