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EN 1.4024 Stainless Steel vs. EN 1.4588 Stainless Steel

Both EN 1.4024 stainless steel and EN 1.4588 stainless steel are iron alloys. They have 60% 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 1.4024 stainless steel and the bottom bar is EN 1.4588 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 15 to 22
34
Fatigue Strength, MPa 220 to 300
190
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
80
Tensile Strength: Ultimate (UTS), MPa 590 to 750
540
Tensile Strength: Yield (Proof), MPa 330 to 510
240

Thermal Properties

Latent Heat of Fusion, J/g 270
300
Maximum Temperature: Corrosion, °C 390
420
Maximum Temperature: Mechanical, °C 760
1100
Melting Completion (Liquidus), °C 1440
1450
Melting Onset (Solidus), °C 1400
1410
Specific Heat Capacity, J/kg-K 480
460
Thermal Conductivity, W/m-K 30
15
Thermal Expansion, µm/m-K 11
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
33
Density, g/cm3 7.7
8.1
Embodied Carbon, kg CO2/kg material 1.9
6.2
Embodied Energy, MJ/kg 27
84
Embodied Water, L/kg 100
200

Common Calculations

PREN (Pitting Resistance) 13
44
Resilience: Ultimate (Unit Rupture Work), MJ/m3 98 to 110
150
Resilience: Unit (Modulus of Resilience), kJ/m3 280 to 660
140
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 21 to 27
18
Strength to Weight: Bending, points 20 to 24
18
Thermal Diffusivity, mm2/s 8.1
4.0
Thermal Shock Resistance, points 21 to 26
11

Alloy Composition

Carbon (C), % 0.12 to 0.17
0 to 0.020
Chromium (Cr), % 12 to 14
19 to 21
Copper (Cu), % 0
0.5 to 1.5
Iron (Fe), % 83.8 to 87.9
41.2 to 50.4
Manganese (Mn), % 0 to 1.0
0 to 2.0
Molybdenum (Mo), % 0
6.0 to 7.0
Nickel (Ni), % 0
24 to 26
Nitrogen (N), % 0
0.1 to 0.25
Phosphorus (P), % 0 to 0.040
0 to 0.035
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.020