1.4748

This page provides 1.4748 datasheet, 1.4748 mechanical properties, chemical element 1.4748, technical specifications of 1.4748 steel material properties. 1.4748 performance specifications.

Category Type Steel Grade Standard Country Application
Steel GradesValve Steel 1.4748 AFNOR France Valve Internal Combustion Engines steel (NF-EN 1009-1998)
1.4866
X53CrMnNiN21-9
1.4871
X55CrMnNiN20-8
1.4875
X50CrMnNiNbN21-9
1.4882
X53CrMnNiNbN21-9
1.4870
X85CrMoV18-2
Datasheet for:Steel Grades:Valve Steel:1.4748

Chemical composition(mass fraction)(wt.%) of the 1.4748

C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Mo(%) V(%)
0.80-0.90 Max 1.50 Max 1.50 Max 0.040 Max 0.030 16.5-18.5 2.00-2.50 0.30-0.60

Mechanical properties / Mechanische Eigenschaften / Caracteristiques mecaniques of grade 1.4748

Yield
Rp0.2 (MPa)
Tensile
Rm (MPa)
Impact
KV/Ku (J)
Elongation
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition Brinell hardness (HBW)
693 (≥) 369 (≥) 12 42 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 233
Temperature
(°C)
Modulus of elasticity
(GPa)
Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and Thermal conductivity
(W/m·°C)
Specific thermal capacity
(J/kg·°C)
Specific electrical resistivity
(Ω mm²/m)
Density
(kg/dm³)
Poisson’s coefficient, ν
13 - -     0.21 -  
876 316 - 44.3 433   -  
839 - 22 23.2   241 431
Heat treated : 1462°C - 1724°C
Directory is being updated.
The material does not have direct Metallography properties.
Directory is being updated.
The material does not have direct Metallography properties.
Directory is being updated.
Cross Reference Table(Equivalent Grade)
Grade Standard Country Application
1.4748 DIN Germany
Valve steel
1.4748 AFNOR France
Valve Internal Combustion Engines steel (NF-EN 1009-1998)
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