Annealed T1 Tool Steel
Tool Steels
Property Overview
Density9.3g/cm³
Elastic Modulus200GPa
Tensile Strength770MPa
Yield StrengthUnknown
Brinell Hardness230HB
Maximum Service TemperatureUnknown
Chemical Composition
C
0.65 to 0.8%
CR
3.8 to 4.5%
NI
0 to 0.3%
MN
0.1 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
0.9 to 1.3%
W
17.3 to 18.8%
FE
73.2 to 77.2%
Mechanical
Elastic (Young's, Tensile) Modulus
200 GPa
Poisson's Ratio
0.29
Shear Modulus
80 GPa
Tensile Strength: Ultimate (UTS)
770 MPa
Hardness
Brinell Hardness
230
Rockwell B Hardness
99
Physical
Density
9.3 g/cm 3
Thermal
Latent Heat of Fusion
240 J/g
Melting Completion (Liquidus)
1810 °C
Melting Onset (Solidus)
1750 °C
Specific Heat Capacity
410 J/kg-K
Thermal Conductivity
20 W/m-K
Thermal Diffusivity
5.2 mm 2 /s
Thermal Expansion
12 µm/m-K
Thermal Shock Resistance
23 points
Calculated
PREN (Pitting Resistance)
34
Stiffness to Weight: Axial
12 points
Stiffness to Weight: Bending
21 points
Strength to Weight: Axial
23 points
Strength to Weight: Bending
20 points
Environmental
Base Metal Price
45 % relative
Embodied Carbon
8.2 kg CO 2 /kg material
Embodied Energy
130 MJ/kg
Embodied Energy
130 MJ/kg 54 x 10 3 BTU/lb
Embodied Water
90 L/kg
Embodied Water
90 L/kg 11 gal/lb
Registered Designations & Aliases
Annealed T1 Tool Steel
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