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EN 1.7233 Steel vs. EN 1.4662 Stainless Steel

Both EN 1.7233 steel and EN 1.4662 stainless steel are iron alloys. They have 69% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is EN 1.7233 steel and the bottom bar is EN 1.4662 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 18 to 23
28
Fatigue Strength, MPa 270 to 530
430 to 450
Poisson's Ratio 0.29
0.27
Shear Modulus, GPa 73
79
Shear Strength, MPa 450 to 590
520 to 540
Tensile Strength: Ultimate (UTS), MPa 700 to 960
810 to 830
Tensile Strength: Yield (Proof), MPa 380 to 780
580 to 620

Thermal Properties

Latent Heat of Fusion, J/g 250
290
Maximum Temperature: Mechanical, °C 430
1090
Melting Completion (Liquidus), °C 1460
1430
Melting Onset (Solidus), °C 1420
1380
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 39
15
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 8.5
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 3.0
16
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 1.6
3.2
Embodied Energy, MJ/kg 21
45
Embodied Water, L/kg 53
170

Common Calculations

PREN (Pitting Resistance) 3.3
33
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 200
210
Resilience: Unit (Modulus of Resilience), kJ/m3 380 to 1630
840 to 940
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 25 to 34
29 to 30
Strength to Weight: Bending, points 22 to 28
25
Thermal Diffusivity, mm2/s 11
3.9
Thermal Shock Resistance, points 21 to 28
22

Alloy Composition

Carbon (C), % 0.39 to 0.45
0 to 0.030
Chromium (Cr), % 1.2 to 1.5
23 to 25
Copper (Cu), % 0
0.1 to 0.8
Iron (Fe), % 96.2 to 97.5
62.6 to 70.2
Manganese (Mn), % 0.4 to 0.7
2.5 to 4.0
Molybdenum (Mo), % 0.5 to 0.7
1.0 to 2.0
Nickel (Ni), % 0
3.0 to 4.5
Nitrogen (N), % 0
0.2 to 0.3
Phosphorus (P), % 0 to 0.025
0 to 0.035
Silicon (Si), % 0 to 0.4
0 to 0.7
Sulfur (S), % 0 to 0.035
0 to 0.0050