SAE-AISI P21 Steel vs. N06210 Nickel

SAE-AISI P21 steel belongs to the iron alloys classification, while N06210 nickel belongs to the nickel 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 SAE-AISI P21 steel and the bottom bar is N06210 nickel.

SAE-AISI P21 (T51621) Low-Carbon Mould Steel UNS N06210 Nickel Alloy

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		0.29

Shear Modulus, GPa		73
Shear Modulus, GPa		85

Tensile Strength: Ultimate (UTS), MPa		1130
Tensile Strength: Ultimate (UTS), MPa		780

Thermal Properties

Latent Heat of Fusion, J/g		250
Latent Heat of Fusion, J/g		330

Melting Completion (Liquidus), °C		1450
Melting Completion (Liquidus), °C		1570

Melting Onset (Solidus), °C		1410
Melting Onset (Solidus), °C		1510

Specific Heat Capacity, J/kg-K		470
Specific Heat Capacity, J/kg-K		420

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

Otherwise Unclassified Properties

Base Metal Price, % relative		6.5
Base Metal Price, % relative		85

Density, g/cm³		7.9
Density, g/cm³		9.0

Embodied Carbon, kg CO₂/kg material		2.3
Embodied Carbon, kg CO₂/kg material		17

Embodied Energy, MJ/kg		32
Embodied Energy, MJ/kg		250

Embodied Water, L/kg		62
Embodied Water, L/kg		310

Common Calculations

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

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

Strength to Weight: Axial, points		40
Strength to Weight: Axial, points		24

Strength to Weight: Bending, points		31
Strength to Weight: Bending, points		21

Thermal Shock Resistance, points		37
Thermal Shock Resistance, points		22

Alloy Composition

Carbon (C), %		0.18 to 0.22
Carbon (C), %		0 to 0.015

Chromium (Cr), %		0 to 0.5
Chromium (Cr), %		18 to 20

Cobalt (Co), %		1.1 to 1.3
Cobalt (Co), %		0 to 1.0

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

Iron (Fe), %		92.1 to 94.2
Iron (Fe), %		0 to 1.0

Manganese (Mn), %		0.35 to 0.72
Manganese (Mn), %		0 to 0.5

Molybdenum (Mo), %		0
Molybdenum (Mo), %		18 to 20

Nickel (Ni), %		3.9 to 4.3
Nickel (Ni), %		54.8 to 62.5

Phosphorus (P), %		0 to 0.030
Phosphorus (P), %		0 to 0.020

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

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

Tantalum (Ta), %		0
Tantalum (Ta), %		1.5 to 2.2

Vanadium (V), %		0.15 to 0.25
Vanadium (V), %		0 to 0.35