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EN 1.4612 Stainless Steel vs. Chromium 33

EN 1.4612 stainless steel belongs to the iron alloys classification, while chromium 33 belongs to the otherwise unclassified metals. They have 56% of their average alloy composition in common. There are 20 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is EN 1.4612 stainless steel and the bottom bar is chromium 33.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 11
45
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 76
81
Tensile Strength: Ultimate (UTS), MPa 1690 to 1850
850
Tensile Strength: Yield (Proof), MPa 1570 to 1730
430

Thermal Properties

Latent Heat of Fusion, J/g 280
320
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 11
14

Otherwise Unclassified Properties

Base Metal Price, % relative 16
36
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 3.6
6.0
Embodied Energy, MJ/kg 50
84
Embodied Water, L/kg 140
250

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 190 to 210
320
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 60 to 65
30
Strength to Weight: Bending, points 40 to 43
25
Thermal Shock Resistance, points 58 to 63
21

Alloy Composition

Aluminum (Al), % 1.4 to 1.8
0
Carbon (C), % 0 to 0.015
0 to 0.015
Chromium (Cr), % 11 to 12.5
31 to 35
Copper (Cu), % 0
0.3 to 1.2
Iron (Fe), % 71.5 to 75.5
25.7 to 37.9
Manganese (Mn), % 0 to 0.1
0 to 2.0
Molybdenum (Mo), % 1.8 to 2.3
0.5 to 2.0
Nickel (Ni), % 10.2 to 11.3
30 to 33
Nitrogen (N), % 0 to 0.010
0.35 to 0.6
Phosphorus (P), % 0 to 0.010
0 to 0.020
Silicon (Si), % 0 to 0.1
0 to 0.5
Sulfur (S), % 0 to 0.0050
0 to 0.010
Titanium (Ti), % 0.2 to 0.5
0