SAE-AISI T5 (T12005) Tungsten High-Speed Steel
Tool Steels
Property Overview
Density9.4g/cm³
Elastic Modulus210GPa
Tensile Strength860 to 2140MPa
Yield StrengthUnknown
Brinell HardnessUnknown
Maximum Service TemperatureUnknown
Chemical Composition
C
0.75 to 0.85%
CR
3.8 to 5.0%
NI
0 to 0.3%
MO
0.5 to 1.3%
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
1.8 to 2.4%
CO
7.0 to 9.5%
W
17.5 to 19%
FE
60.6 to 68.3%
Mechanical
Elastic (Young's, Tensile) Modulus
210 GPa
Poisson's Ratio
0.29
Shear Modulus
80 GPa
Tensile Strength: Ultimate (UTS)
860 to 2140 MPa
Physical
Density
9.4 g/cm 3
Thermal
Latent Heat of Fusion
250 J/g
Melting Completion (Liquidus)
1810 °C
Melting Onset (Solidus)
1750 °C
Specific Heat Capacity
410 J/kg-K
Thermal Conductivity
21 W/m-K
Thermal Diffusivity
5.5 mm 2 /s
Thermal Expansion
11 µm/m-K
Thermal Shock Resistance
26 to 66 points
Calculated
PREN (Pitting Resistance)
37
Stiffness to Weight: Axial
12 points
Stiffness to Weight: Bending
21 points
Strength to Weight: Axial
25 to 63 points
Strength to Weight: Bending
21 to 39 points
Environmental
Base Metal Price
60 % relative
Embodied Carbon
11 kg CO 2 /kg material
Embodied Energy
170 MJ/kg
Embodied Energy
170 MJ/kg 75 x 10 3 BTU/lb
Embodied Water
140 L/kg
Embodied Water
140 L/kg 17 gal/lb
Registered Designations & Aliases
SAE-AISI T5 (T12005) Tungsten High-Speed SteelT12005
Standards
ASTM A600 ASTM A600: Standard Specification for Tool Steel High Speed
SAE J437 SAE J437: Selection and Heat Treatment of Tool and Die Steels
SAE J437 SAE J437: Selection and Heat Treatment of Tool and Die Steels 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