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EN 1.3551 Steel vs. Grade CY40 Nickel

EN 1.3551 steel belongs to the iron alloys classification, while grade CY40 nickel belongs to the nickel alloys. There are 24 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is EN 1.3551 steel and the bottom bar is grade CY40 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 75
74
Tensile Strength: Ultimate (UTS), MPa 720
540

Thermal Properties

Latent Heat of Fusion, J/g 260
330
Maximum Temperature: Mechanical, °C 530
960
Melting Completion (Liquidus), °C 1490
1350
Melting Onset (Solidus), °C 1450
1300
Specific Heat Capacity, J/kg-K 460
470
Thermal Conductivity, W/m-K 36
14
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.6
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 9.9
1.8

Otherwise Unclassified Properties

Base Metal Price, % relative 9.0
55
Density, g/cm3 7.9
8.4
Embodied Carbon, kg CO2/kg material 4.9
9.1
Embodied Energy, MJ/kg 71
130
Embodied Water, L/kg 82
260

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 26
18
Strength to Weight: Bending, points 23
18
Thermal Diffusivity, mm2/s 9.8
3.7
Thermal Shock Resistance, points 21
16

Alloy Composition

Carbon (C), % 0.77 to 0.85
0 to 0.4
Chromium (Cr), % 3.9 to 4.3
14 to 17
Copper (Cu), % 0 to 0.3
0
Iron (Fe), % 88.8 to 91.1
0 to 11
Manganese (Mn), % 0.15 to 0.35
0 to 1.5
Molybdenum (Mo), % 4.0 to 4.5
0
Nickel (Ni), % 0
67 to 86
Phosphorus (P), % 0 to 0.025
0 to 0.030
Silicon (Si), % 0 to 0.4
0 to 3.0
Sulfur (S), % 0 to 0.015
0 to 0.030
Tungsten (W), % 0 to 0.25
0
Vanadium (V), % 0.9 to 1.1
0