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

France AFNOR NF 30CD12 Rolling stock. Recommended steels for stock construction. VII: unalloyed and alloy heat treated steels and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 30CD12 / 30 CD 12
Category Grade Standard Region/Area Standard Content
Metals 30 CD 12 NF F 80-107 France Rolling stock. Recommended steels for stock construction. VII: unalloyed and alloy heat treated steels

Chemical composition(mass fraction)(wt.%) of the 30 CD 12

Element Min Max Similar

Mechanical Properties of steel grade 30 CD 12

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)
633 (≥) 797 (≥) 33 11 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 422

Physical Properties of steel grade 30 CD 12

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
33 - -     0.32 -  
761 394 - 33.3 232   -  
164 - 14 14.2   114 132

Heat Treatment of steel grade 30 CD 12

Heat treated : 1875°C - 1795°C

Technological Curves of steel grade 30 CD 12

Cross Reference Table (Equivalent Grade) of 30 CD 12

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 30 CD 12?
  • List your company on S&G now? Join
  • Non-paying users only
Sidebar RFQs Menu My Account
Top