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EN S420MH

Description

Euronorm EN EN S420MH Euronorm Structural steel and EN S420MH Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Structure Steel: EN S420MH
Category Type Steel Grade Standard Country Application
Steel GradesStructure Steel EN S420MH EN Euronorm Euronorm Structural steel
EN S390GP
EN S430GP
EN S355NH
EN S355NLH
EN S460NH
EN S460NLH
EN S275MH
EN S275MLH
EN S355MH
EN S355MLH

Chemical composition(mass fraction)(wt.%) of the EN S420MH

C(%) Si(%) Mn(%) P(%) S(%) Ni(%) Mo(%)
0.16 0.50 1.70 0.035 0.030 0.30 0.20

Mechanical Properties of steel grade EN S420MH

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)
989 (≥) 237 (≥) 11 22 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 323

Physical Properties of steel grade EN S420MH

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
41 - -     0.12 -  
247 365 - 31.3 343   -  
924 - 22 42.2   242 312

Heat Treatment of steel grade EN S420MH

Heat treated : 1176°C - 1656°C

Technological Curves of steel grade EN S420MH

Cross Reference Table (Equivalent Grade) of EN S420MH

Grade Standard Country Application
EN S420MH EN Euronorm Euronorm Structural steel

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