Available 24/7 at contact@steel-grades.com

Description

France AFNOR NF EN 10090, 1.4748 Specialsteel Valve steels and alloys for internal combustion engines and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: 1.4748
Category Class Grade Standard Country Application
Steel GradesSpecialsteel 1.4748 AFNOR France Valve steels and alloys for internal combustion engines

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

C Si Mn P S Cr Ni Mo V
0.80 -0.90 ≤1.50 ≤1.50 ≤0.040 ≤0.030 16.50 -18.50 ≤ ≥ 2.00 -2.50 0.30 -0.60

Mechanical Properties of steel 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)
774 (≥) 841 (≥) 34 44 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 223

Physical Properties of steel grade 1.4748

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 - -     0.32 -  
933 777 - 21.3 443   -  
599 - 41 31.2   141 413

Heat Treatment of steel grade 1.4748

Heat treated : 1467°C - 1231°C

Technological Curves of steel grade 1.4748

Cross Reference Table (Equivalent Grade) of 1.4748

Grade Standard Country Application
X85CrMoV18-2
X85CrMoV18-2

Relevant standard of 1.4748

NF EN 10090 Valve steels and alloys for internal combustion engines NF-EN-10090.pdf

Available Suppliers

Our main peoducts of steel are many kinds of special steel, like tool steel, mould steel, alloy steel, alloy constructural steel, heat-resistant steel, high speed tool steel,spring steel and bearing steel , stainless steel and so on, which have formed 12 series and more than 350 varieties with n...

Rfq.: sales@longhaisteel.com
  • Do you supply this 1.4748?
  • List your company on S&G now? Join
  • Non-paying users only
Top