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

Description

USA SAE SAE J 467 (1968), X-40 Specialsteel Special Purpose Alloys ("Superalloys") and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: X-40
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel X-40 Precipitation-Hardening SAE USA Special Purpose Alloys ("Superalloys")

Chemical composition(mass fraction)(wt.%) of the X-40

C Si Mn Cr Ni Mo Co W Al Cu Ti Fe
≤0.50 ≤0.75 ≤0.75 ≤25.50 ≤10.50 ≤ ≥ ≤remaining ≤7.50 ≤ ≥ ≤ ≥ ≤ ≥ ≤1.50

Mechanical Properties of steel grade X-40

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)
466 (≥) 654 (≥) 32 21 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 414

Physical Properties of steel grade X-40

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
34 - -     0.31 -  
944 797 - 23.3 121   -  
153 - 12 31.2   443 412

Heat Treatment of steel grade X-40

Heat treated : 1548°C - 1263°C

Technological Curves of steel grade X-40

Cross Reference Table (Equivalent Grade) of X-40

Grade Standard Country Application
X-40
X-40
X-40

Relevant standard of X-40

SAE J 467 (1968) Special Purpose Alloys ("Superalloys") SAE-J-467-(1968).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 X-40?
  • List your company on S&G now? Join
  • Non-paying users only
Top