Nickel 684 vs. SAE-AISI M10 Steel

Nickel 684 belongs to the nickel alloys classification, while SAE-AISI M10 steel belongs to the iron alloys. There are 19 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is nickel 684 and the bottom bar is SAE-AISI M10 steel.

Nickel Alloy 684 (2.4983, N07500)SAE-AISI M10 (T11310) Molybdenum High-Speed Steel

Metric UnitsUS Customary Units

Mechanical Properties

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

Poisson's Ratio		0.29
Poisson's Ratio		0.29

Shear Modulus, GPa		76
Shear Modulus, GPa		76

Tensile Strength: Ultimate (UTS), MPa		1190
Tensile Strength: Ultimate (UTS), MPa		740 to 2170

Thermal Properties

Latent Heat of Fusion, J/g		320
Latent Heat of Fusion, J/g		270

Melting Completion (Liquidus), °C		1370
Melting Completion (Liquidus), °C		1520

Melting Onset (Solidus), °C		1320
Melting Onset (Solidus), °C		1470

Specific Heat Capacity, J/kg-K		470
Specific Heat Capacity, J/kg-K		460

Thermal Expansion, µm/m-K		13
Thermal Expansion, µm/m-K		12

Otherwise Unclassified Properties

Base Metal Price, % relative		75
Base Metal Price, % relative		14

Density, g/cm³		8.3
Density, g/cm³		7.9

Embodied Carbon, kg CO₂/kg material		10
Embodied Carbon, kg CO₂/kg material		8.3

Embodied Energy, MJ/kg		140
Embodied Energy, MJ/kg		120

Embodied Water, L/kg		360
Embodied Water, L/kg		100

Common Calculations

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

Stiffness to Weight: Bending, points		23
Stiffness to Weight: Bending, points		24

Strength to Weight: Axial, points		40
Strength to Weight: Axial, points		26 to 76

Strength to Weight: Bending, points		30
Strength to Weight: Bending, points		23 to 47

Thermal Shock Resistance, points		34
Thermal Shock Resistance, points		23 to 68

Alloy Composition

Aluminum (Al), %		2.5 to 3.3
Aluminum (Al), %		0

Boron (B), %		0.0030 to 0.010
Boron (B), %		0

Carbon (C), %		0 to 0.15
Carbon (C), %		0.84 to 1.1

Chromium (Cr), %		15 to 20
Chromium (Cr), %		3.8 to 4.5

Cobalt (Co), %		13 to 20
Cobalt (Co), %		0

Copper (Cu), %		0 to 0.15
Copper (Cu), %		0 to 0.25

Iron (Fe), %		0 to 4.0
Iron (Fe), %		82.3 to 85.6

Manganese (Mn), %		0 to 0.75
Manganese (Mn), %		0.1 to 0.4

Molybdenum (Mo), %		3.0 to 5.0
Molybdenum (Mo), %		7.8 to 8.5

Nickel (Ni), %		42.7 to 64
Nickel (Ni), %		0 to 0.3

Phosphorus (P), %		0 to 0.015
Phosphorus (P), %		0 to 0.030

Silicon (Si), %		0 to 0.75
Silicon (Si), %		0.2 to 0.45

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

Titanium (Ti), %		2.5 to 3.3
Titanium (Ti), %		0

Vanadium (V), %		0
Vanadium (V), %		1.8 to 2.2