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

Description

France AFNOR NF EN 10090, 1.4718 Specialsteel Valve steels and alloys for internal combustion engines and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: 1.4718
Category Class Grade Standard Country Application
Steel GradesSpecialsteel 1.4718 AFNOR France Valve steels and alloys for internal combustion engines

Chemical composition(mass fraction)(wt.%) of the 1.4718

C Si Mn P S Cr Ni Mo
0.40 -0.50 2.70 -3.30 ≤0.60 ≤0.040 ≤0.030 8.00 -10.00 ≤0.50 ≤ ≥

Mechanical Properties of steel grade 1.4718

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)
935 (≥) 161 (≥) 41 23 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 444

Physical Properties of steel grade 1.4718

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
42 - -     0.24 -  
957 922 - 13.3 244   -  
156 - 24 14.2   134 233

Heat Treatment of steel grade 1.4718

Heat treated : 1765°C - 1853°C

Technological Curves of steel grade 1.4718

Cross Reference Table (Equivalent Grade) of 1.4718

Grade Standard Country Application
X45CrSi9-3

Relevant standard of 1.4718

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 1.4718?
  • List your company on S&G now? Join
  • Non-paying users only
Top