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

Nw-40 Ch 2 G 2 MF

Bulgaria BDS Nw-40Ch2G2MF Welding. Steel wire built-up welding and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: Nw-40Ch2G2MF / Nw-40 Ch 2 G 2 MF
Category Grade Standard Region/Area Standard Content
Metals Nw-40 Ch 2 G 2 MF BDS 14679 Bulgaria Welding. Steel wire built-up welding

Chemical composition(mass fraction)(wt.%) of the Nw-40 Ch 2 G 2 MF

Element Min Max Similar
V 0.1000 0.2000 -
Si 0.4000 0.7000 -
S - 0.0400 -
P - 0.0400 -
Ni - 0.4000 -
Mo 0.3000 0.5000 -
Mn 1.3000 1.8000 -
Cr 3.3000 3.8000 -
C 0.3500 0.4500 -

Mechanical Properties of steel grade Nw-40 Ch 2 G 2 MF

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)
878 (≥) 132 (≥) 41 22 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 411

Physical Properties of steel grade Nw-40 Ch 2 G 2 MF

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
32 - -     0.32 -  
215 547 - 12.3 221   -  
726 - 34 13.2   333 444

Heat Treatment of steel grade Nw-40 Ch 2 G 2 MF

Heat treated : 1541°C - 1464°C

Technological Curves of steel grade Nw-40 Ch 2 G 2 MF

Cross Reference Table (Equivalent Grade) of Nw-40 Ch 2 G 2 MF

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 Nw-40 Ch 2 G 2 MF?
  • List your company on S&G now? Join
  • Non-paying users only
Sidebar RFQs Menu My Account
Top