Nickel 686 vs. SAE-AISI T2 Steel

Nickel 686 belongs to the nickel alloys classification, while SAE-AISI T2 steel belongs to the iron alloys. There are 21 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is nickel 686 and the bottom bar is SAE-AISI T2 steel.

Nickel Alloy 686 (2.4606, N06686)SAE-AISI T2 (T12002) Tungsten High-Speed Steel

Metric UnitsUS Customary Units

Mechanical Properties

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

Poisson's Ratio		0.29
Poisson's Ratio		0.29

Shear Modulus, GPa		77
Shear Modulus, GPa		79

Tensile Strength: Ultimate (UTS), MPa		780
Tensile Strength: Ultimate (UTS), MPa		780 to 2150

Thermal Properties

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

Melting Completion (Liquidus), °C		1380
Melting Completion (Liquidus), °C		1820

Melting Onset (Solidus), °C		1340
Melting Onset (Solidus), °C		1760

Specific Heat Capacity, J/kg-K		420
Specific Heat Capacity, J/kg-K		410

Thermal Conductivity, W/m-K		9.8
Thermal Conductivity, W/m-K		19

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

Otherwise Unclassified Properties

Base Metal Price, % relative		70
Base Metal Price, % relative		46

Density, g/cm³		9.0
Density, g/cm³		9.3

Embodied Carbon, kg CO₂/kg material		12
Embodied Carbon, kg CO₂/kg material		11

Embodied Energy, MJ/kg		170
Embodied Energy, MJ/kg		170

Embodied Water, L/kg		300
Embodied Water, L/kg		98

Common Calculations

Stiffness to Weight: Axial, points		14
Stiffness to Weight: Axial, points		12

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

Strength to Weight: Axial, points		24
Strength to Weight: Axial, points		23 to 64

Strength to Weight: Bending, points		21
Strength to Weight: Bending, points		20 to 40

Thermal Diffusivity, mm²/s		2.6
Thermal Diffusivity, mm²/s		4.9

Thermal Shock Resistance, points		21
Thermal Shock Resistance, points		23 to 65

Alloy Composition

Carbon (C), %		0 to 0.010
Carbon (C), %		0.8 to 0.9

Chromium (Cr), %		19 to 23
Chromium (Cr), %		3.8 to 4.5

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

Iron (Fe), %		0 to 5.0
Iron (Fe), %		70.8 to 75.8

Manganese (Mn), %		0 to 0.75
Manganese (Mn), %		0.2 to 0.4

Molybdenum (Mo), %		15 to 17
Molybdenum (Mo), %		0 to 1.0

Nickel (Ni), %		49.5 to 63
Nickel (Ni), %		0 to 0.3

Phosphorus (P), %		0 to 0.040
Phosphorus (P), %		0 to 0.030

Silicon (Si), %		0 to 0.080
Silicon (Si), %		0.2 to 0.4

Sulfur (S), %		0 to 0.020
Sulfur (S), %		0 to 0.030

Titanium (Ti), %		0.020 to 0.25
Titanium (Ti), %		0

Tungsten (W), %		3.0 to 4.4
Tungsten (W), %		17.5 to 19

Vanadium (V), %		0
Vanadium (V), %		1.8 to 2.4