SAE-AISI T1 Steel vs. ACI-ASTM CA6N Steel

Both SAE-AISI T1 steel and ACI-ASTM CA6N steel are iron alloys. They have 80% of their average alloy composition in common. There are 22 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI T1 steel and the bottom bar is ACI-ASTM CA6N steel.

SAE-AISI T1 (T12001) Tungsten High-Speed Steel ACI-ASTM CA6N (J91650) Cast Stainless 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		0.28

Shear Modulus, GPa		80
Shear Modulus, GPa		75

Tensile Strength: Ultimate (UTS), MPa		770 to 2130
Tensile Strength: Ultimate (UTS), MPa		1080

Thermal Properties

Latent Heat of Fusion, J/g		240
Latent Heat of Fusion, J/g		280

Melting Completion (Liquidus), °C		1810
Melting Completion (Liquidus), °C		1440

Melting Onset (Solidus), °C		1750
Melting Onset (Solidus), °C		1400

Specific Heat Capacity, J/kg-K		410
Specific Heat Capacity, J/kg-K		480

Thermal Conductivity, W/m-K		20
Thermal Conductivity, W/m-K		23

Thermal Expansion, µm/m-K		12
Thermal Expansion, µm/m-K		9.9

Otherwise Unclassified Properties

Base Metal Price, % relative		45
Base Metal Price, % relative		11

Density, g/cm³		9.3
Density, g/cm³		7.8

Embodied Carbon, kg CO₂/kg material		8.2
Embodied Carbon, kg CO₂/kg material		2.5

Embodied Energy, MJ/kg		130
Embodied Energy, MJ/kg		35

Embodied Water, L/kg		90
Embodied Water, L/kg		110

Common Calculations

PREN (Pitting Resistance)		34
PREN (Pitting Resistance)		12

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

Stiffness to Weight: Bending, points		21
Stiffness to Weight: Bending, points		25

Strength to Weight: Axial, points		23 to 64
Strength to Weight: Axial, points		38

Strength to Weight: Bending, points		20 to 40
Strength to Weight: Bending, points		30

Thermal Diffusivity, mm²/s		5.2
Thermal Diffusivity, mm²/s		6.1

Thermal Shock Resistance, points		23 to 64
Thermal Shock Resistance, points		40

Alloy Composition

Carbon (C), %		0.65 to 0.8
Carbon (C), %		0 to 0.060

Chromium (Cr), %		3.8 to 4.5
Chromium (Cr), %		10.5 to 12.5

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

Iron (Fe), %		73.2 to 77.2
Iron (Fe), %		77.9 to 83.5

Manganese (Mn), %		0.1 to 0.4
Manganese (Mn), %		0 to 0.5

Nickel (Ni), %		0 to 0.3
Nickel (Ni), %		6.0 to 8.0

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

Silicon (Si), %		0.2 to 0.4
Silicon (Si), %		0 to 1.0

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

Tungsten (W), %		17.3 to 18.8
Tungsten (W), %		0

Vanadium (V), %		0.9 to 1.3
Vanadium (V), %		0