N08028 Stainless Steel vs. SAE-AISI P6 Steel

Both N08028 stainless steel and SAE-AISI P6 steel are iron alloys. They have 41% of their average alloy composition in common. There are 21 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is N08028 stainless steel and the bottom bar is SAE-AISI P6 steel.

UNS N08028 (Alloy 28) Stainless Steel SAE-AISI P6 (T51606) Low-Carbon Mould Steel

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		200
Elastic (Young's, Tensile) Modulus, GPa		190

Poisson's Ratio		0.28
Poisson's Ratio		0.29

Shear Modulus, GPa		80
Shear Modulus, GPa		73

Tensile Strength: Ultimate (UTS), MPa		570
Tensile Strength: Ultimate (UTS), MPa		630 to 1930

Thermal Properties

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

Melting Completion (Liquidus), °C		1420
Melting Completion (Liquidus), °C		1460

Melting Onset (Solidus), °C		1370
Melting Onset (Solidus), °C		1420

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

Thermal Conductivity, W/m-K		12
Thermal Conductivity, W/m-K		43

Thermal Expansion, µm/m-K		16
Thermal Expansion, µm/m-K		12

Otherwise Unclassified Properties

Base Metal Price, % relative		37
Base Metal Price, % relative		4.6

Density, g/cm³		8.1
Density, g/cm³		7.9

Embodied Carbon, kg CO₂/kg material		6.4
Embodied Carbon, kg CO₂/kg material		1.8

Embodied Energy, MJ/kg		89
Embodied Energy, MJ/kg		24

Embodied Water, L/kg		240
Embodied Water, L/kg		59

Common Calculations

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

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

Strength to Weight: Axial, points		19
Strength to Weight: Axial, points		22 to 68

Strength to Weight: Bending, points		19
Strength to Weight: Bending, points		21 to 44

Thermal Diffusivity, mm²/s		3.2
Thermal Diffusivity, mm²/s		11

Thermal Shock Resistance, points		12
Thermal Shock Resistance, points		21 to 63

Alloy Composition

Carbon (C), %		0 to 0.030
Carbon (C), %		0.050 to 0.15

Chromium (Cr), %		26 to 28
Chromium (Cr), %		1.3 to 1.8

Copper (Cu), %		0.6 to 1.4
Copper (Cu), %		0 to 0.25

Iron (Fe), %		29 to 40.4
Iron (Fe), %		92.9 to 95

Manganese (Mn), %		0 to 2.5
Manganese (Mn), %		0.35 to 0.7

Molybdenum (Mo), %		3.0 to 4.0
Molybdenum (Mo), %		0

Nickel (Ni), %		30 to 34
Nickel (Ni), %		3.3 to 3.8

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

Silicon (Si), %		0 to 1.0
Silicon (Si), %		0.1 to 0.4

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