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EN 1.6511 Steel vs. EN 1.7233 Steel

Both EN 1.6511 steel and EN 1.7233 steel are iron alloys. They have a very high 99% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is EN 1.6511 steel and the bottom bar is EN 1.7233 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 300
210 to 290
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 12
18 to 23
Fatigue Strength, MPa 480
270 to 530
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
73
Shear Strength, MPa 600
450 to 590
Tensile Strength: Ultimate (UTS), MPa 990
700 to 960
Tensile Strength: Yield (Proof), MPa 770
380 to 780

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 430
430
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1420
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 36
39
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.5
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
8.5

Otherwise Unclassified Properties

Base Metal Price, % relative 3.1
3.0
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.6
1.6
Embodied Energy, MJ/kg 21
21
Embodied Water, L/kg 53
53

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
110 to 200
Resilience: Unit (Modulus of Resilience), kJ/m3 1590
380 to 1630
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 35
25 to 34
Strength to Weight: Bending, points 28
22 to 28
Thermal Diffusivity, mm2/s 9.9
11
Thermal Shock Resistance, points 29
21 to 28

Alloy Composition

Carbon (C), % 0.32 to 0.4
0.39 to 0.45
Chromium (Cr), % 0.9 to 1.2
1.2 to 1.5
Iron (Fe), % 95.6 to 97.2
96.2 to 97.5
Manganese (Mn), % 0.5 to 0.8
0.4 to 0.7
Molybdenum (Mo), % 0.15 to 0.3
0.5 to 0.7
Nickel (Ni), % 0.9 to 1.2
0
Phosphorus (P), % 0 to 0.035
0 to 0.025
Silicon (Si), % 0 to 0.4
0 to 0.4
Sulfur (S), % 0 to 0.035
0 to 0.035