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

France AFNOR NF 3/420 Welding and thermal spraying. Filer products for weld-surfacing and/or coating. Classification. Codification ot the chemical composition and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 3/420 / 3/420
Category Grade Standard Region/Area Standard Content
Metals 3/420 NF A81-381 France Welding and thermal spraying. Filer products for weld-surfacing and/or coating. Classification. Codification ot the chemical composition

Chemical composition(mass fraction)(wt.%) of the 3/420

Element Min Max Similar

Mechanical Properties of steel grade 3/420

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)
845 (≥) 847 (≥) 44 22 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 311

Physical Properties of steel grade 3/420

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 -  
239 962 - 42.3 213   -  
932 - 33 32.2   112 434

Heat Treatment of steel grade 3/420

Heat treated : 1916°C - 1299°C

Technological Curves of steel grade 3/420

Cross Reference Table (Equivalent Grade) of 3/420

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 3/420?
  • List your company on S&G now? Join
  • Non-paying users only
Sidebar RFQs Menu My Account
Top