EN 1.4740 Stainless Steel vs. N10665 Nickel

EN 1.4740 stainless steel belongs to the iron alloys classification, while N10665 nickel belongs to the nickel alloys. There are 21 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is EN 1.4740 stainless steel and the bottom bar is N10665 nickel.

EN 1.4740 (GX40CrSi17) Cast Stainless Steel UNS N10665 (2.4617, NiMo28) Nickel-Molybdenum Alloy

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		200
Elastic (Young's, Tensile) Modulus, GPa		220

Elongation at Break, %		22
Elongation at Break, %		45

Poisson's Ratio		0.28
Poisson's Ratio		0.31

Shear Modulus, GPa		77
Shear Modulus, GPa		84

Thermal Properties

Latent Heat of Fusion, J/g		300
Latent Heat of Fusion, J/g		310

Maximum Temperature: Mechanical, °C		900
Maximum Temperature: Mechanical, °C		900

Melting Completion (Liquidus), °C		1420
Melting Completion (Liquidus), °C		1620

Melting Onset (Solidus), °C		1370
Melting Onset (Solidus), °C		1570

Specific Heat Capacity, J/kg-K		490
Specific Heat Capacity, J/kg-K		390

Thermal Conductivity, W/m-K		18
Thermal Conductivity, W/m-K		11

Thermal Expansion, µm/m-K		10
Thermal Expansion, µm/m-K		10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS		2.2
Electrical Conductivity: Equal Volume, % IACS		1.3

Electrical Conductivity: Equal Weight (Specific), % IACS		2.6
Electrical Conductivity: Equal Weight (Specific), % IACS		1.2

Otherwise Unclassified Properties

Base Metal Price, % relative		9.5
Base Metal Price, % relative		75

Density, g/cm³		7.6
Density, g/cm³		9.3

Embodied Carbon, kg CO₂/kg material		2.3
Embodied Carbon, kg CO₂/kg material		15

Embodied Energy, MJ/kg		32
Embodied Energy, MJ/kg		200

Embodied Water, L/kg		120
Embodied Water, L/kg		270

Common Calculations

Stiffness to Weight: Axial, points		14
Stiffness to Weight: Axial, points		13

Stiffness to Weight: Bending, points		25
Stiffness to Weight: Bending, points		22

Thermal Diffusivity, mm²/s		4.8
Thermal Diffusivity, mm²/s		3.1

Alloy Composition

Carbon (C), %		0.3 to 0.5
Carbon (C), %		0 to 0.020

Chromium (Cr), %		16 to 19
Chromium (Cr), %		0 to 1.0

Cobalt (Co), %		0
Cobalt (Co), %		0 to 1.0

Iron (Fe), %		75.4 to 82.7
Iron (Fe), %		0 to 2.0

Manganese (Mn), %		0 to 1.0
Manganese (Mn), %		0 to 1.0

Molybdenum (Mo), %		0 to 0.5
Molybdenum (Mo), %		26 to 30

Nickel (Ni), %		0 to 1.0
Nickel (Ni), %		64.8 to 74

Phosphorus (P), %		0 to 0.040
Phosphorus (P), %		0 to 0.040

Silicon (Si), %		1.0 to 2.5
Silicon (Si), %		0 to 0.1

Sulfur (S), %		0 to 0.030
Sulfur (S), %		0 to 0.030