EN 1.7076 Steel vs. Grade N7M Nickel

EN 1.7076 steel belongs to the iron alloys classification, while grade N7M nickel belongs to the nickel 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 EN 1.7076 steel and the bottom bar is grade N7M nickel.

EN 1.7076 (32CrB4) Chromium-Boron Steel Grade N7M (J30007) Cast Nickel

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		190
Elastic (Young's, Tensile) Modulus, GPa		220

Poisson's Ratio		0.29
Poisson's Ratio		0.31

Shear Modulus, GPa		73
Shear Modulus, GPa		85

Tensile Strength: Ultimate (UTS), MPa		470 to 1700
Tensile Strength: Ultimate (UTS), MPa		590

Thermal Properties

Latent Heat of Fusion, J/g		250
Latent Heat of Fusion, J/g		320

Maximum Temperature: Mechanical, °C		420
Maximum Temperature: Mechanical, °C		900

Melting Completion (Liquidus), °C		1460
Melting Completion (Liquidus), °C		1650

Melting Onset (Solidus), °C		1420
Melting Onset (Solidus), °C		1590

Specific Heat Capacity, J/kg-K		470
Specific Heat Capacity, J/kg-K		390

Thermal Expansion, µm/m-K		13
Thermal Expansion, µm/m-K		9.9

Otherwise Unclassified Properties

Base Metal Price, % relative		2.3
Base Metal Price, % relative		75

Density, g/cm³		7.8
Density, g/cm³		9.3

Embodied Carbon, kg CO₂/kg material		1.4
Embodied Carbon, kg CO₂/kg material		16

Embodied Energy, MJ/kg		19
Embodied Energy, MJ/kg		200

Embodied Water, L/kg		51
Embodied Water, L/kg		270

Common Calculations

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

Stiffness to Weight: Bending, points		24
Stiffness to Weight: Bending, points		22

Strength to Weight: Axial, points		17 to 60
Strength to Weight: Axial, points		18

Strength to Weight: Bending, points		17 to 40
Strength to Weight: Bending, points		17

Thermal Shock Resistance, points		14 to 50
Thermal Shock Resistance, points		19

Alloy Composition

Boron (B), %		0.00080 to 0.0050
Boron (B), %		0

Carbon (C), %		0.3 to 0.34
Carbon (C), %		0 to 0.070

Chromium (Cr), %		0.9 to 1.2
Chromium (Cr), %		0 to 1.0

Copper (Cu), %		0 to 0.25
Copper (Cu), %		0

Iron (Fe), %		97 to 98.2
Iron (Fe), %		0 to 3.0

Manganese (Mn), %		0.6 to 0.9
Manganese (Mn), %		0 to 1.0

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

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

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

Silicon (Si), %		0 to 0.3
Silicon (Si), %		0 to 1.0

Sulfur (S), %		0 to 0.025
Sulfur (S), %		0 to 0.030