SAE-AISI M1 Steel vs. EN 1.5663 Steel

Both SAE-AISI M1 steel and EN 1.5663 steel are iron alloys. They have 84% of their average alloy composition in common. There are 19 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI M1 steel and the bottom bar is EN 1.5663 steel.

SAE-AISI M1 (T11301) Molybdenum High-Speed Steel EN 1.5663 (X7Ni9) Nickel Steel

Metric UnitsUS Customary Units

Mechanical Properties

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

Poisson's Ratio		0.29
Poisson's Ratio		0.29

Shear Modulus, GPa		77
Shear Modulus, GPa		73

Tensile Strength: Ultimate (UTS), MPa		730 to 2140
Tensile Strength: Ultimate (UTS), MPa		750

Thermal Properties

Latent Heat of Fusion, J/g		270
Latent Heat of Fusion, J/g		250

Melting Completion (Liquidus), °C		1560
Melting Completion (Liquidus), °C		1460

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

Specific Heat Capacity, J/kg-K		450
Specific Heat Capacity, J/kg-K		470

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

Otherwise Unclassified Properties

Base Metal Price, % relative		18
Base Metal Price, % relative		7.5

Density, g/cm³		8.1
Density, g/cm³		8.0

Embodied Carbon, kg CO₂/kg material		7.0
Embodied Carbon, kg CO₂/kg material		2.3

Embodied Energy, MJ/kg		99
Embodied Energy, MJ/kg		31

Embodied Water, L/kg		98
Embodied Water, L/kg		63

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		25 to 73
Strength to Weight: Axial, points		26

Strength to Weight: Bending, points		22 to 45
Strength to Weight: Bending, points		23

Thermal Shock Resistance, points		23 to 66
Thermal Shock Resistance, points		22

Alloy Composition

Carbon (C), %		0.78 to 0.88
Carbon (C), %		0 to 0.1

Chromium (Cr), %		3.5 to 4.0
Chromium (Cr), %		0

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

Iron (Fe), %		81 to 84.8
Iron (Fe), %		88.6 to 91.2

Manganese (Mn), %		0.15 to 0.4
Manganese (Mn), %		0.3 to 0.8

Molybdenum (Mo), %		8.2 to 9.2
Molybdenum (Mo), %		0 to 0.1

Nickel (Ni), %		0 to 0.3
Nickel (Ni), %		8.5 to 10

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

Silicon (Si), %		0.2 to 0.5
Silicon (Si), %		0 to 0.35

Sulfur (S), %		0 to 0.030
Sulfur (S), %		0 to 0.0050

Tungsten (W), %		1.4 to 2.1
Tungsten (W), %		0

Vanadium (V), %		1.0 to 1.4
Vanadium (V), %		0 to 0.010