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EN 1.4417 Stainless Steel vs. EN 1.7233 Steel

Both EN 1.4417 stainless steel and EN 1.7233 steel are iron alloys. They have 65% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is EN 1.4417 stainless steel and the bottom bar is EN 1.7233 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 25
18 to 23
Fatigue Strength, MPa 380
270 to 530
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 81
73
Tensile Strength: Ultimate (UTS), MPa 730
700 to 960
Tensile Strength: Yield (Proof), MPa 550
380 to 780

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Maximum Temperature: Mechanical, °C 1100
430
Melting Completion (Liquidus), °C 1450
1460
Melting Onset (Solidus), °C 1410
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 17
39
Thermal Expansion, µm/m-K 13
13

Electrical Properties

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

Otherwise Unclassified Properties

Base Metal Price, % relative 21
3.0
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 4.1
1.6
Embodied Energy, MJ/kg 57
21
Embodied Water, L/kg 180
53

Common Calculations

PREN (Pitting Resistance) 41
3.3
Resilience: Ultimate (Unit Rupture Work), MJ/m3 170
110 to 200
Resilience: Unit (Modulus of Resilience), kJ/m3 730
380 to 1630
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 26
25 to 34
Strength to Weight: Bending, points 23
22 to 28
Thermal Diffusivity, mm2/s 4.6
11
Thermal Shock Resistance, points 20
21 to 28

Alloy Composition

Carbon (C), % 0 to 0.030
0.39 to 0.45
Chromium (Cr), % 24 to 26
1.2 to 1.5
Copper (Cu), % 0 to 1.0
0
Iron (Fe), % 56.7 to 66.9
96.2 to 97.5
Manganese (Mn), % 0 to 1.5
0.4 to 0.7
Molybdenum (Mo), % 3.0 to 4.0
0.5 to 0.7
Nickel (Ni), % 6.0 to 8.5
0
Nitrogen (N), % 0.15 to 0.25
0
Phosphorus (P), % 0 to 0.030
0 to 0.025
Silicon (Si), % 0 to 1.0
0 to 0.4
Sulfur (S), % 0 to 0.020
0 to 0.035
Tungsten (W), % 0 to 1.0
0