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EN 1.4823 Stainless Steel vs. AISI 440C Stainless Steel

Both EN 1.4823 stainless steel and AISI 440C stainless 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 (2, in this case) are not shown.

For each property being compared, the top bar is EN 1.4823 stainless steel and the bottom bar is AISI 440C stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 3.4
2.0 to 14
Fatigue Strength, MPa 130
260 to 840
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 79
76
Tensile Strength: Ultimate (UTS), MPa 620
710 to 1970
Tensile Strength: Yield (Proof), MPa 290
450 to 1900

Thermal Properties

Latent Heat of Fusion, J/g 320
280
Maximum Temperature: Corrosion, °C 450
390
Maximum Temperature: Mechanical, °C 1100
870
Melting Completion (Liquidus), °C 1400
1480
Melting Onset (Solidus), °C 1360
1370
Specific Heat Capacity, J/kg-K 490
480
Thermal Conductivity, W/m-K 17
22
Thermal Expansion, µm/m-K 13
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
2.8

Otherwise Unclassified Properties

Base Metal Price, % relative 16
9.0
Density, g/cm3 7.6
7.7
Embodied Carbon, kg CO2/kg material 3.0
2.2
Embodied Energy, MJ/kg 43
31
Embodied Water, L/kg 170
120

Common Calculations

PREN (Pitting Resistance) 27
18
Resilience: Ultimate (Unit Rupture Work), MJ/m3 17
39 to 88
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 26
25
Strength to Weight: Axial, points 23
26 to 71
Strength to Weight: Bending, points 21
23 to 46
Thermal Diffusivity, mm2/s 4.5
6.0
Thermal Shock Resistance, points 17
26 to 71

Alloy Composition

Carbon (C), % 0.3 to 0.5
1.0 to 1.2
Chromium (Cr), % 25 to 28
16 to 18
Iron (Fe), % 60.9 to 70.7
78 to 83.1
Manganese (Mn), % 0 to 1.5
0 to 1.0
Molybdenum (Mo), % 0 to 0.5
0 to 0.75
Nickel (Ni), % 3.0 to 6.0
0
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 1.0 to 2.5
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.015