EN 1.3533 (18NiCrMo14-6) Case-Hardening Bearing Steel
Alloy Steels
hardened (H)
Property Overview
Density7.9g/cm³
Elastic Modulus190GPa
Tensile Strength1420MPa
Yield StrengthUnknown
Brinell HardnessUnknown
Maximum Service Temperature440°C
Chemical Composition
C
0.15 to 0.2%
CR
1.3 to 1.6%
NI
3.3 to 3.8%
MO
0.15 to 0.25%
MN
0.4 to 0.7%
SI
0 to 0.4%
P
0 to 0.025%
S
0 to 0.030%
CU
0 to 0.3%
AL
0 to 0.050%
O
0 to 0.0020%
FE
92.9 to 94.9%
Mechanical
Elastic (Young's, Tensile) Modulus
190 GPa
Poisson's Ratio
0.29
Shear Modulus
73 GPa
Tensile Strength: Ultimate (UTS)
1420 MPa
Hardness
Rockwell C Hardness
44
Physical
Density
7.9 g/cm 3
Thermal
Latent Heat of Fusion
250 J/g
Maximum Temperature: Mechanical
440 °C
Melting Completion (Liquidus)
1460 °C
Melting Onset (Solidus)
1420 °C
Specific Heat Capacity
470 J/kg-K
Thermal Conductivity
47 W/m-K
Thermal Diffusivity
13 mm 2 /s
Thermal Expansion
13 µm/m-K
Thermal Shock Resistance
42 points
Electrical
Electrical Conductivity: Equal Volume
7.9 % IACS
Electrical Conductivity: Equal Weight (Specific)
9.0 % IACS
Calculated
PREN (Pitting Resistance)
2.1
Stiffness to Weight: Axial
13 points
Stiffness to Weight: Bending
24 points
Strength to Weight: Axial
50 points
Strength to Weight: Bending
36 points
Environmental
Base Metal Price
5.0 % relative
Embodied Carbon
1.8 kg CO 2 /kg material
Embodied Energy
25 MJ/kg
Embodied Energy
25 MJ/kg 11 x 10 3 BTU/lb
Embodied Water
60 L/kg
Embodied Water
60 L/kg 7.1 gal/lb
Registered Designations & Aliases
1.353318NiCrMo14-6EN 1.3533 (18NiCrMo14-6) Case-Hardening Bearing Steel
Standards
ISO 683-17 ISO 683-17: Heat-treated steels, alloy steels and free-cutting steels - Part 17: Ball and roller bearing steels
ISO 683-17 ISO 683-17: Heat-treated steels, alloy steels and free-cutting steels - Part 17: Ball and roller bearing steels Manufacture and Uses of Alloy Steels, Henry D. Hibbard, 2005