SAE-AISI M10 Steel vs. AWS E80C-B2

Both SAE-AISI M10 steel and AWS E80C-B2 are iron alloys. They have 87% of their average alloy composition in common. There are 22 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI M10 steel and the bottom bar is AWS E80C-B2.

SAE-AISI M10 (T11310) Molybdenum High-Speed Steel AWS E80C-B2 or E55C-B2 (W52030) Weld Metal

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		76
Shear Modulus, GPa		73

Tensile Strength: Ultimate (UTS), MPa		740 to 2170
Tensile Strength: Ultimate (UTS), MPa		630

Thermal Properties

Latent Heat of Fusion, J/g		270
Latent Heat of Fusion, J/g		260

Melting Completion (Liquidus), °C		1520
Melting Completion (Liquidus), °C		1460

Melting Onset (Solidus), °C		1470
Melting Onset (Solidus), °C		1420

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

Thermal Conductivity, W/m-K		31
Thermal Conductivity, W/m-K		39

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

Otherwise Unclassified Properties

Base Metal Price, % relative		14
Base Metal Price, % relative		3.0

Density, g/cm³		7.9
Density, g/cm³		7.8

Embodied Carbon, kg CO₂/kg material		8.3
Embodied Carbon, kg CO₂/kg material		1.6

Embodied Energy, MJ/kg		120
Embodied Energy, MJ/kg		22

Embodied Water, L/kg		100
Embodied Water, L/kg		53

Common Calculations

PREN (Pitting Resistance)		31
PREN (Pitting Resistance)		3.0

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		26 to 76
Strength to Weight: Axial, points		22

Strength to Weight: Bending, points		23 to 47
Strength to Weight: Bending, points		21

Thermal Diffusivity, mm²/s		8.5
Thermal Diffusivity, mm²/s		11

Thermal Shock Resistance, points		23 to 68
Thermal Shock Resistance, points		18

Alloy Composition

Carbon (C), %		0.84 to 1.1
Carbon (C), %		0.050 to 0.12

Chromium (Cr), %		3.8 to 4.5
Chromium (Cr), %		1.0 to 1.5

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

Iron (Fe), %		82.3 to 85.6
Iron (Fe), %		95.3 to 97.9

Manganese (Mn), %		0.1 to 0.4
Manganese (Mn), %		0.4 to 1.0

Molybdenum (Mo), %		7.8 to 8.5
Molybdenum (Mo), %		0.4 to 0.65

Nickel (Ni), %		0 to 0.3
Nickel (Ni), %		0 to 0.2

Phosphorus (P), %		0 to 0.030
Phosphorus (P), %		0 to 0.025

Silicon (Si), %		0.2 to 0.45
Silicon (Si), %		0.25 to 0.6

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

Vanadium (V), %		1.8 to 2.2
Vanadium (V), %		0 to 0.030

Residuals, %		0
Residuals, %		0 to 0.5