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EN 1.4567 Stainless Steel vs. EN 1.7231 Steel

Both EN 1.4567 stainless steel and EN 1.7231 steel are iron alloys. They have 70% 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 1.4567 stainless steel and the bottom bar is EN 1.7231 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190 to 240
240 to 280
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 22 to 51
11 to 12
Fatigue Strength, MPa 190 to 260
360 to 500
Impact Strength: V-Notched Charpy, J 91 to 110
28 to 30
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
73
Tensile Strength: Ultimate (UTS), MPa 550 to 780
790 to 930
Tensile Strength: Yield (Proof), MPa 200 to 390
570 to 800

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 930
420
Melting Completion (Liquidus), °C 1410
1460
Melting Onset (Solidus), °C 1370
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 11
46
Thermal Expansion, µm/m-K 17
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
8.4

Otherwise Unclassified Properties

Base Metal Price, % relative 16
2.5
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 3.1
1.5
Embodied Energy, MJ/kg 43
20
Embodied Water, L/kg 150
51

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 150 to 220
87 to 100
Resilience: Unit (Modulus of Resilience), kJ/m3 100 to 400
870 to 1700
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 19 to 27
28 to 33
Strength to Weight: Bending, points 19 to 24
24 to 27
Thermal Diffusivity, mm2/s 3.0
12
Thermal Shock Resistance, points 12 to 17
23 to 27

Alloy Composition

Carbon (C), % 0 to 0.040
0.38 to 0.45
Chromium (Cr), % 17 to 19
0.8 to 1.2
Copper (Cu), % 3.0 to 4.0
0
Iron (Fe), % 63.3 to 71.5
96.4 to 98.1
Manganese (Mn), % 0 to 2.0
0.6 to 1.0
Molybdenum (Mo), % 0
0.15 to 0.3
Nickel (Ni), % 8.5 to 10.5
0
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.045
0 to 0.025
Silicon (Si), % 0 to 1.0
0 to 0.6
Sulfur (S), % 0 to 0.015
0 to 0.030

Comparable Variants