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

27 31 4 Cu L

France AFNOR NF 27314CuL 焊材 - 覆盖电极的用于不锈钢和耐热钢的手工电弧焊 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 27314CuL / 27 31 4 Cu L
Category Grade Standard Region/Area Standard Content
Metals 27 31 4 Cu L NF EN 1600 France 焊材 - 覆盖电极的用于不锈钢和耐热钢的手工电弧焊

Chemical composition(mass fraction)(wt.%) of the 27 31 4 Cu L

Element Min Max Similar
Si - 1.2000 -
S - 0.0250 -
P+S - 0.0500 -
P - 0.0300 -
Ni 30.0000 33.0000 -
Mo 3.0000 4.5000 -
Mn - 2.5000 -
Fe - - -
Cu 0.6000 1.5000 -
Cr 26.0000 29.0000 -
C - 0.0400 -

Mechanical Properties of steel grade 27 31 4 Cu L

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)
495 (≥) 421 (≥) 42 44 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 133

Physical Properties of steel grade 27 31 4 Cu L

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
12 - -     0.41 -  
258 299 - 13.3 213   -  
131 - 22 33.2   314 324

Heat Treatment of steel grade 27 31 4 Cu L

Heat treated : 1136°C - 1343°C

Technological Curves of steel grade 27 31 4 Cu L

Cross Reference Table (Equivalent Grade) of 27 31 4 Cu L

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 27 31 4 Cu L?
  • List your company on S&G now? Join
  • Non-paying users only
Sidebar RFQs Menu My Account
Top