SAE-AISI L2 (T61202) Low-Alloy Tool Steel
Tool Steels
Property Overview
Density7.8g/cm³
Elastic Modulus190GPa
Tensile Strength590 to 1960MPa
Yield StrengthUnknown
Brinell HardnessUnknown
Maximum Service TemperatureUnknown
Chemical Composition
C
0.45 to 1.0%
CR
0.7 to 1.2%
MO
0 to 0.25%
MN
0.1 to 0.9%
SI
0 to 0.5%
P
0 to 0.030%
S
0 to 0.030%
CU
0 to 0.25%
V
0.1 to 0.3%
FE
95.5 to 98.7%
Mechanical
Elastic (Young's, Tensile) Modulus
190 GPa
Poisson's Ratio
0.29
Shear Modulus
72 GPa
Tensile Strength: Ultimate (UTS)
590 to 1960 MPa
Physical
Density
7.8 g/cm 3
Thermal
Latent Heat of Fusion
250 J/g
Melting Completion (Liquidus)
1450 °C
Melting Onset (Solidus)
1410 °C
Specific Heat Capacity
470 J/kg-K
Thermal Conductivity
44 W/m-K
Thermal Diffusivity
12 mm 2 /s
Thermal Expansion
12 µm/m-K
Thermal Shock Resistance
19 to 65 points
Electrical
Electrical Conductivity: Equal Volume
7.3 % IACS
Electrical Conductivity: Equal Weight (Specific)
8.4 % IACS
Calculated
Stiffness to Weight: Axial
13 points
Stiffness to Weight: Bending
24 points
Strength to Weight: Axial
21 to 70 points
Strength to Weight: Bending
20 to 45 points
Environmental
Base Metal Price
2.4 % relative
Embodied Carbon
1.9 kg CO 2 /kg material
Embodied Energy
27 MJ/kg
Embodied Energy
27 MJ/kg 12 x 10 3 BTU/lb
Embodied Water
51 L/kg
Embodied Water
51 L/kg 6.1 gal/lb
Registered Designations & Aliases
SAE-AISI L2 (T61202) Low-Alloy Tool SteelT61202
Standards
ASTM A681 ASTM A681: Standard Specification for Tool Steels Alloy
ASTM A681 ASTM A681: Standard Specification for Tool Steels Alloy Tool Steels, 5th ed., George Roberts et al., 1998 Tool Steels: Properties and Performance, Rafael A. Mesquita (editor), 2016