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EN 1.4419 Stainless Steel vs. EN 1.4024 Stainless Steel

Both EN 1.4419 stainless steel and EN 1.4024 stainless steel are iron alloys. They have a very high 98% of their average alloy composition in common.

For each property being compared, the top bar is EN 1.4419 stainless steel and the bottom bar is EN 1.4024 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 11 to 17
15 to 22
Fatigue Strength, MPa 230 to 680
220 to 300
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
76
Shear Strength, MPa 410 to 950
370 to 460
Tensile Strength: Ultimate (UTS), MPa 660 to 1590
590 to 750
Tensile Strength: Yield (Proof), MPa 370 to 1240
330 to 510

Thermal Properties

Latent Heat of Fusion, J/g 280
270
Maximum Temperature: Corrosion, °C 390
390
Maximum Temperature: Mechanical, °C 790
760
Melting Completion (Liquidus), °C 1440
1440
Melting Onset (Solidus), °C 1400
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 30
30
Thermal Expansion, µm/m-K 11
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.8
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 3.2
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 8.0
7.0
Density, g/cm3 7.7
7.7
Embodied Carbon, kg CO2/kg material 2.2
1.9
Embodied Energy, MJ/kg 30
27
Embodied Water, L/kg 110
100

Common Calculations

PREN (Pitting Resistance) 16
13
Resilience: Ultimate (Unit Rupture Work), MJ/m3 95 to 170
98 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 350 to 3920
280 to 660
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 24 to 57
21 to 27
Strength to Weight: Bending, points 22 to 39
20 to 24
Thermal Diffusivity, mm2/s 8.1
8.1
Thermal Shock Resistance, points 23 to 55
21 to 26

Alloy Composition

Carbon (C), % 0.36 to 0.42
0.12 to 0.17
Chromium (Cr), % 13 to 14.5
12 to 14
Iron (Fe), % 82 to 86
83.8 to 87.9
Manganese (Mn), % 0 to 1.0
0 to 1.0
Molybdenum (Mo), % 0.6 to 1.0
0
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.015

Comparable Variants