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EN 1.7233 Steel vs. EN 1.4369 Stainless Steel

Both EN 1.7233 steel and EN 1.4369 stainless steel are iron alloys. They have 69% of their average alloy composition in common. There are 32 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 1.4369 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210 to 290
260
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 18 to 23
40
Fatigue Strength, MPa 270 to 530
330
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
77
Shear Strength, MPa 450 to 590
580
Tensile Strength: Ultimate (UTS), MPa 700 to 960
850
Tensile Strength: Yield (Proof), MPa 380 to 780
390

Thermal Properties

Latent Heat of Fusion, J/g 250
290
Maximum Temperature: Mechanical, °C 430
940
Melting Completion (Liquidus), °C 1460
1400
Melting Onset (Solidus), °C 1420
1360
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 39
15
Thermal Expansion, µm/m-K 13
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
2.5
Electrical Conductivity: Equal Weight (Specific), % IACS 8.5
2.9

Otherwise Unclassified Properties

Base Metal Price, % relative 3.0
14
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 1.6
3.0
Embodied Energy, MJ/kg 21
43
Embodied Water, L/kg 53
150

Common Calculations

PREN (Pitting Resistance) 3.3
23
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 200
280
Resilience: Unit (Modulus of Resilience), kJ/m3 380 to 1630
380
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 25 to 34
31
Strength to Weight: Bending, points 22 to 28
26
Thermal Diffusivity, mm2/s 11
4.0
Thermal Shock Resistance, points 21 to 28
18

Alloy Composition

Carbon (C), % 0.39 to 0.45
0.070 to 0.15
Chromium (Cr), % 1.2 to 1.5
17.5 to 19.5
Iron (Fe), % 96.2 to 97.5
63 to 70.2
Manganese (Mn), % 0.4 to 0.7
5.0 to 7.5
Molybdenum (Mo), % 0.5 to 0.7
0
Nickel (Ni), % 0
6.5 to 8.5
Nitrogen (N), % 0
0.2 to 0.3
Phosphorus (P), % 0 to 0.025
0 to 0.030
Silicon (Si), % 0 to 0.4
0.5 to 1.0
Sulfur (S), % 0 to 0.035
0 to 0.015