Annealed H43 Tool Steel
Tool Steels
Property Overview
Density7.9g/cm³
Elastic Modulus200GPa
Tensile Strength710MPa
Yield StrengthUnknown
Brinell Hardness210HB
Maximum Service TemperatureUnknown
Chemical Composition
C
0.5 to 0.65%
CR
3.8 to 4.5%
MO
7.8 to 8.5%
MN
0.15 to 0.4%
SI
0.2 to 0.45%
P
0 to 0.030%
S
0 to 0.030%
V
1.8 to 2.2%
FE
83.2 to 85.9%
Mechanical
Elastic (Young's, Tensile) Modulus
200 GPa
Poisson's Ratio
0.29
Shear Modulus
77 GPa
Tensile Strength: Ultimate (UTS)
710 MPa
Hardness
Brinell Hardness
210
Physical
Density
7.9 g/cm 3
Thermal
Latent Heat of Fusion
270 J/g
Melting Completion (Liquidus)
1530 °C
Melting Onset (Solidus)
1480 °C
Specific Heat Capacity
460 J/kg-K
Thermal Conductivity
30 W/m-K
Thermal Diffusivity
8.3 mm 2 /s
Thermal Expansion
12 µm/m-K
Thermal Shock Resistance
21 points
Calculated
PREN (Pitting Resistance)
31
Stiffness to Weight: Axial
14 points
Stiffness to Weight: Bending
24 points
Strength to Weight: Axial
25 points
Strength to Weight: Bending
22 points
Environmental
Base Metal Price
14 % relative
Embodied Carbon
8.2 kg CO 2 /kg material
Embodied Energy
120 MJ/kg
Embodied Energy
120 MJ/kg 52 x 10 3 BTU/lb
Embodied Water
100 L/kg
Embodied Water
100 L/kg 12 gal/lb
Registered Designations & Aliases
Annealed H43 Tool Steel
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