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EN 1.7386 Steel vs. Chromium 33

EN 1.7386 steel belongs to the iron alloys classification, while chromium 33 belongs to the otherwise unclassified metals. They have 43% 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 EN 1.7386 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, % 18 to 21
45
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 75
81
Tensile Strength: Ultimate (UTS), MPa 550 to 670
850
Tensile Strength: Yield (Proof), MPa 240 to 440
430

Thermal Properties

Latent Heat of Fusion, J/g 270
320
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 13
14

Otherwise Unclassified Properties

Base Metal Price, % relative 6.5
36
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 2.0
6.0
Embodied Energy, MJ/kg 28
84
Embodied Water, L/kg 88
250

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 92 to 110
320
Resilience: Unit (Modulus of Resilience), kJ/m3 150 to 490
450
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 20 to 24
30
Strength to Weight: Bending, points 19 to 22
25
Thermal Shock Resistance, points 15 to 18
21

Alloy Composition

Aluminum (Al), % 0 to 0.040
0
Carbon (C), % 0.080 to 0.15
0 to 0.015
Chromium (Cr), % 8.0 to 10
31 to 35
Copper (Cu), % 0 to 0.3
0.3 to 1.2
Iron (Fe), % 86.8 to 90.5
25.7 to 37.9
Manganese (Mn), % 0.3 to 0.6
0 to 2.0
Molybdenum (Mo), % 0.9 to 1.1
0.5 to 2.0
Nickel (Ni), % 0
30 to 33
Nitrogen (N), % 0
0.35 to 0.6
Phosphorus (P), % 0 to 0.025
0 to 0.020
Silicon (Si), % 0.25 to 1.0
0 to 0.5
Sulfur (S), % 0 to 0.010
0 to 0.010