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

X 31 Cr 13 KU

Italy UNI X31Cr13KU Hot rolled or forged finished steel products for tools. Special alloyed steel qualities for cold working and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: X31Cr13KU / X 31 Cr 13 KU
Category Grade Standard Region/Area Standard Content
Metals X 31 Cr 13 KU UNI 2955-3 Italy Hot rolled or forged finished steel products for tools. Special alloyed steel qualities for cold working

Chemical composition(mass fraction)(wt.%) of the X 31 Cr 13 KU

Element Min Max Similar

Mechanical Properties of steel grade X 31 Cr 13 KU

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)
984 (≥) 148 (≥) 24 13 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 231

Physical Properties of steel grade X 31 Cr 13 KU

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
22 - -     0.23 -  
168 284 - 33.3 132   -  
961 - 31 43.2   333 331

Heat Treatment of steel grade X 31 Cr 13 KU

Heat treated : 1157°C - 1651°C

Technological Curves of steel grade X 31 Cr 13 KU

Cross Reference Table (Equivalent Grade) of X 31 Cr 13 KU

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 31 Cr 13 KU?
  • List your company on S&G now? Join
  • Non-paying users only
Sidebar RFQs Menu My Account
Top