EN 1.3555 Steel vs. SAE-AISI T4 Steel

Both EN 1.3555 steel and SAE-AISI T4 steel are iron alloys. They have 76% of their average alloy composition in common. There are 20 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 EN 1.3555 steel and the bottom bar is SAE-AISI T4 steel.

EN 1.3555 (13MoCrNi42-16-14) High-Temperature Bearing Steel SAE-AISI T4 (T12004) Tungsten High-Speed Steel

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		190
Elastic (Young's, Tensile) Modulus, GPa		210

Poisson's Ratio		0.29
Poisson's Ratio		0.29

Shear Modulus, GPa		75
Shear Modulus, GPa		80

Tensile Strength: Ultimate (UTS), MPa		770
Tensile Strength: Ultimate (UTS), MPa		800 to 2140

Thermal Properties

Latent Heat of Fusion, J/g		260
Latent Heat of Fusion, J/g		250

Melting Completion (Liquidus), °C		1500
Melting Completion (Liquidus), °C		1810

Melting Onset (Solidus), °C		1450
Melting Onset (Solidus), °C		1750

Specific Heat Capacity, J/kg-K		460
Specific Heat Capacity, J/kg-K		410

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

Otherwise Unclassified Properties

Base Metal Price, % relative		11
Base Metal Price, % relative		55

Density, g/cm³		7.9
Density, g/cm³		9.4

Embodied Carbon, kg CO₂/kg material		5.6
Embodied Carbon, kg CO₂/kg material		8.5

Embodied Energy, MJ/kg		81
Embodied Energy, MJ/kg		130

Embodied Water, L/kg		90
Embodied Water, L/kg		120

Common Calculations

PREN (Pitting Resistance)		18
PREN (Pitting Resistance)		37

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

Stiffness to Weight: Bending, points		24
Stiffness to Weight: Bending, points		21

Strength to Weight: Axial, points		27
Strength to Weight: Axial, points		24 to 64

Strength to Weight: Bending, points		23
Strength to Weight: Bending, points		20 to 39

Thermal Shock Resistance, points		22
Thermal Shock Resistance, points		24 to 64

Alloy Composition

Carbon (C), %		0.1 to 0.15
Carbon (C), %		0.7 to 0.8

Chromium (Cr), %		3.9 to 4.3
Chromium (Cr), %		3.8 to 4.5

Cobalt (Co), %		0
Cobalt (Co), %		4.3 to 5.8

Copper (Cu), %		0 to 0.1
Copper (Cu), %		0 to 0.25

Iron (Fe), %		85.4 to 87.7
Iron (Fe), %		66.3 to 72.3

Manganese (Mn), %		0.15 to 0.35
Manganese (Mn), %		0.1 to 0.4

Molybdenum (Mo), %		4.0 to 4.5
Molybdenum (Mo), %		0.4 to 1.0

Nickel (Ni), %		3.2 to 3.6
Nickel (Ni), %		0 to 0.3

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

Silicon (Si), %		0.1 to 0.25
Silicon (Si), %		0.2 to 0.4

Sulfur (S), %		0 to 0.010
Sulfur (S), %		0 to 0.030

Tungsten (W), %		0 to 0.15
Tungsten (W), %		17.5 to 19

Vanadium (V), %		1.0 to 1.3
Vanadium (V), %		0.8 to 1.2