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AISI 440C Stainless Steel vs. EN 1.8519 Steel

Both AISI 440C stainless steel and EN 1.8519 steel are iron alloys. They have 84% 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 AISI 440C stainless steel and the bottom bar is EN 1.8519 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 2.0 to 14
10
Fatigue Strength, MPa 260 to 840
630
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
73
Shear Strength, MPa 430 to 1120
710
Tensile Strength: Ultimate (UTS), MPa 710 to 1970
1200
Tensile Strength: Yield (Proof), MPa 450 to 1900
1030

Thermal Properties

Latent Heat of Fusion, J/g 280
250
Maximum Temperature: Mechanical, °C 870
450
Melting Completion (Liquidus), °C 1480
1460
Melting Onset (Solidus), °C 1370
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 22
40
Thermal Expansion, µm/m-K 10
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 2.8
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 9.0
3.1
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.2
1.9
Embodied Energy, MJ/kg 31
26
Embodied Water, L/kg 120
58

Common Calculations

PREN (Pitting Resistance) 18
3.2
Resilience: Ultimate (Unit Rupture Work), MJ/m3 39 to 88
120
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 26 to 71
43
Strength to Weight: Bending, points 23 to 46
32
Thermal Diffusivity, mm2/s 6.0
11
Thermal Shock Resistance, points 26 to 71
35

Alloy Composition

Carbon (C), % 1.0 to 1.2
0.27 to 0.34
Chromium (Cr), % 16 to 18
2.3 to 2.7
Iron (Fe), % 78 to 83.1
95.7 to 97.1
Manganese (Mn), % 0 to 1.0
0.4 to 0.7
Molybdenum (Mo), % 0 to 0.75
0.15 to 0.25
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0 to 1.0
0 to 0.4
Sulfur (S), % 0 to 0.015
0 to 0.035
Vanadium (V), % 0
0.1 to 0.2