SAE-AISI T6 (T12006) Tungsten High-Speed Steel
Tool Steels
Property Overview
Density9.5g/cm³
Elastic Modulus210GPa
Tensile Strength880 to 2150MPa
Yield StrengthUnknown
Brinell HardnessUnknown
Maximum Service TemperatureUnknown
Chemical Composition
C
0.75 to 0.85%
CR
4.0 to 4.8%
NI
0 to 0.3%
MO
0.4 to 1.0%
MN
0.2 to 0.4%
SI
0.2 to 0.4%
P
0 to 0.030%
S
0 to 0.030%
CU
0 to 0.25%
V
1.5 to 2.1%
CO
11 to 13%
W
18.5 to 21%
FE
55.9 to 63.5%
Mechanical
Elastic (Young's, Tensile) Modulus
210 GPa
Poisson's Ratio
0.29
Shear Modulus
81 GPa
Tensile Strength: Ultimate (UTS)
880 to 2150 MPa
Physical
Density
9.5 g/cm 3
Thermal
Latent Heat of Fusion
250 J/g
Melting Completion (Liquidus)
1830 °C
Melting Onset (Solidus)
1770 °C
Specific Heat Capacity
400 J/kg-K
Thermal Conductivity
18 W/m-K
Thermal Diffusivity
4.7 mm 2 /s
Thermal Expansion
12 µm/m-K
Thermal Shock Resistance
26 to 64 points
Calculated
PREN (Pitting Resistance)
39
Stiffness to Weight: Axial
12 points
Stiffness to Weight: Bending
21 points
Strength to Weight: Axial
26 to 63 points
Strength to Weight: Bending
21 to 39 points
Environmental
Base Metal Price
70 % relative
Embodied Carbon
11 kg CO 2 /kg material
Embodied Energy
170 MJ/kg
Embodied Energy
170 MJ/kg 73 x 10 3 BTU/lb
Embodied Water
160 L/kg
Embodied Water
160 L/kg 20 gal/lb
Registered Designations & Aliases
SAE-AISI T6 (T12006) Tungsten High-Speed SteelT12006
Standards
ASTM A600 ASTM A600: Standard Specification for Tool Steel High Speed
ASTM A600 ASTM A600: Standard Specification for Tool Steel High Speed Tool Steels, 5th ed., George Roberts et al., 1998 Tool Steels: Properties and Performance, Rafael A. Mesquita (editor), 2016