EN 1.3551 (80MoCrV42-16) High-Temperature Bearing Steel
Alloy Steels
Property Overview
Density7.9g/cm³
Elastic Modulus190GPa
Tensile Strength720MPa
Yield StrengthUnknown
Brinell Hardness220HB
Maximum Service Temperature530°C
Chemical Composition
C
0.77 to 0.85%
CR
3.9 to 4.3%
MO
4.0 to 4.5%
MN
0.15 to 0.35%
SI
0 to 0.4%
P
0 to 0.025%
S
0 to 0.015%
CU
0 to 0.3%
V
0.9 to 1.1%
W
0 to 0.25%
FE
88.8 to 91.1%
Mechanical
Elastic (Young's, Tensile) Modulus
190 GPa
Poisson's Ratio
0.29
Shear Modulus
75 GPa
Tensile Strength: Ultimate (UTS)
720 MPa
Hardness
Brinell Hardness
220
Physical
Density
7.9 g/cm 3
Thermal
Latent Heat of Fusion
260 J/g
Maximum Temperature: Mechanical
530 °C
Melting Completion (Liquidus)
1490 °C
Melting Onset (Solidus)
1450 °C
Specific Heat Capacity
460 J/kg-K
Thermal Conductivity
36 W/m-K
Thermal Diffusivity
9.8 mm 2 /s
Thermal Expansion
13 µm/m-K
Thermal Shock Resistance
21 points
Electrical
Electrical Conductivity: Equal Volume
8.6 % IACS
Electrical Conductivity: Equal Weight (Specific)
9.9 % IACS
Calculated
PREN (Pitting Resistance)
18
Stiffness to Weight: Axial
14 points
Stiffness to Weight: Bending
24 points
Strength to Weight: Axial
26 points
Strength to Weight: Bending
23 points
Environmental
Base Metal Price
9.0 % relative
Embodied Carbon
4.9 kg CO 2 /kg material
Embodied Energy
71 MJ/kg
Embodied Energy
71 MJ/kg 31 x 10 3 BTU/lb
Embodied Water
82 L/kg
Embodied Water
82 L/kg 9.8 gal/lb
Registered Designations & Aliases
1.355180MoCrV42-16EN 1.3551 (80MoCrV42-16) High-Temperature 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 Steels: Processing, Structure, and Performance, 2nd ed., George Krauss, 2015