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

Korea KS E420ML High yield strengh steel bars and sections - Part 2 :Delivery conditions for thermomenchanically - rolled steels and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: E420ML / E420ML
Category Grade Standard Region/Area Standard Content
Metals E420ML KS D ISO 4951-3 Korea High yield strengh steel bars and sections - Part 2 :Delivery conditions for thermomenchanically - rolled steels

Chemical composition(mass fraction)(wt.%) of the E420ML

Element Min Max Similar
C - 0.1800 -
Mn - 1.7000 -
P - 0.0300 -
S - 0.0250 -
Si - 0.5000 -
Ni - 0.6000 -
Mo - 0.2000 -
V 0.0100 0.1200 -
Ti - 0.0500 -
N - 0.0200 -
Al 0.0200 - -
Nb 0.0050 0.0500 -
Cr+Cu+Mo - 0.6000 -

Mechanical Properties of steel grade E420ML

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)
568 (≥) 639 (≥) 13 13 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 344

Physical Properties of steel grade E420ML

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
24 - -     0.32 -  
832 831 - 31.3 331   -  
758 - 12 13.2   331 321

Heat Treatment of steel grade E420ML

Heat treated : 1422°C - 1716°C

Technological Curves of steel grade E420ML

Cross Reference Table (Equivalent Grade) of E420ML

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 E420ML?
  • List your company on S&G now? Join
  • Non-paying users only
Sidebar RFQs Menu My Account
Top