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EN 1.8063 Steel vs. AISI 440C Stainless Steel

Both EN 1.8063 steel and AISI 440C stainless steel are iron alloys. They have 83% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is EN 1.8063 steel and the bottom bar is AISI 440C stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 72
76
Tensile Strength: Ultimate (UTS), MPa 670 to 1980
710 to 1970

Thermal Properties

Latent Heat of Fusion, J/g 270
280
Maximum Temperature: Mechanical, °C 420
870
Melting Completion (Liquidus), °C 1440
1480
Melting Onset (Solidus), °C 1400
1370
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 42
22
Thermal Expansion, µm/m-K 13
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.5
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 8.8
2.8

Otherwise Unclassified Properties

Base Metal Price, % relative 2.6
9.0
Density, g/cm3 7.7
7.7
Embodied Carbon, kg CO2/kg material 1.6
2.2
Embodied Energy, MJ/kg 21
31
Embodied Water, L/kg 51
120

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 24 to 71
26 to 71
Strength to Weight: Bending, points 22 to 45
23 to 46
Thermal Diffusivity, mm2/s 11
6.0
Thermal Shock Resistance, points 20 to 59
26 to 71

Alloy Composition

Carbon (C), % 0.46 to 0.54
1.0 to 1.2
Chromium (Cr), % 0.8 to 1.1
16 to 18
Iron (Fe), % 95.2 to 96.4
78 to 83.1
Manganese (Mn), % 0.7 to 1.0
0 to 1.0
Molybdenum (Mo), % 0.2 to 0.35
0 to 0.75
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 1.4 to 1.8
0 to 1.0
Sulfur (S), % 0 to 0.025
0 to 0.015

Comparable Variants