Grade N7M Nickel vs. EN 1.3558 Steel

Grade N7M nickel belongs to the nickel alloys classification, while EN 1.3558 steel belongs to the iron alloys. There are 20 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is grade N7M nickel and the bottom bar is EN 1.3558 steel.

Grade N7M (J30007) Cast Nickel EN 1.3558 (X75WCrV18-4-1) High-Temperature Bearing Steel

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		220
Elastic (Young's, Tensile) Modulus, GPa		210

Poisson's Ratio		0.31
Poisson's Ratio		0.29

Shear Modulus, GPa		85
Shear Modulus, GPa		80

Tensile Strength: Ultimate (UTS), MPa		590
Tensile Strength: Ultimate (UTS), MPa		770

Thermal Properties

Latent Heat of Fusion, J/g		320
Latent Heat of Fusion, J/g		240

Maximum Temperature: Mechanical, °C		900
Maximum Temperature: Mechanical, °C		490

Melting Completion (Liquidus), °C		1650
Melting Completion (Liquidus), °C		1810

Melting Onset (Solidus), °C		1590
Melting Onset (Solidus), °C		1760

Specific Heat Capacity, J/kg-K		390
Specific Heat Capacity, J/kg-K		410

Thermal Expansion, µm/m-K		9.9
Thermal Expansion, µm/m-K		12

Otherwise Unclassified Properties

Base Metal Price, % relative		75
Base Metal Price, % relative		45

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

Embodied Carbon, kg CO₂/kg material		16
Embodied Carbon, kg CO₂/kg material		8.4

Embodied Energy, MJ/kg		200
Embodied Energy, MJ/kg		130

Embodied Water, L/kg		270
Embodied Water, L/kg		90

Common Calculations

Stiffness to Weight: Axial, points		13
Stiffness to Weight: Axial, points		12

Stiffness to Weight: Bending, points		22
Stiffness to Weight: Bending, points		21

Strength to Weight: Axial, points		18
Strength to Weight: Axial, points		23

Strength to Weight: Bending, points		17
Strength to Weight: Bending, points		20

Thermal Shock Resistance, points		19
Thermal Shock Resistance, points		22

Alloy Composition

Carbon (C), %		0 to 0.070
Carbon (C), %		0.7 to 0.8

Chromium (Cr), %		0 to 1.0
Chromium (Cr), %		3.9 to 4.3

Copper (Cu), %		0
Copper (Cu), %		0 to 0.3

Iron (Fe), %		0 to 3.0
Iron (Fe), %		73.7 to 77.6

Manganese (Mn), %		0 to 1.0
Manganese (Mn), %		0 to 0.4

Molybdenum (Mo), %		30 to 33
Molybdenum (Mo), %		0 to 0.6

Nickel (Ni), %		60.9 to 70
Nickel (Ni), %		0

Phosphorus (P), %		0 to 0.040
Phosphorus (P), %		0 to 0.025

Silicon (Si), %		0 to 1.0
Silicon (Si), %		0 to 0.4

Sulfur (S), %		0 to 0.030
Sulfur (S), %		0 to 0.015

Tungsten (W), %		0
Tungsten (W), %		17.5 to 19

Vanadium (V), %		0
Vanadium (V), %		1.0 to 1.3