EN S420MH chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of EN S420MH

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EN EN S420MH

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This page is mainly introduced the EN S420MH chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of EN S420MH,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Euronorm Structural steel, EN S420MH
  • Steel Garde:EN S420MH
  • Type:Special Alloy
  • Country:Euronorm
  • Standard:EN
  • Application:Euronorm Structural steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 141~190 σb/MPa
Yield Strength 740 σ 0.2 ≥/MPa
Elongation 26 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 119~477 -
HRC 30 -

Physical Properties

Thermal expansion 36-11 e-6/K
Thermal conductivity 02-46 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 7959-4665 째C
Density 4029-9675 kg/m3
Resistivity 0.50-0.60 Ohm.mm2/m
     

Heat Treatment Regime

Annealing

Quenching

Tempering

Normalizing

Q & T

Size Availability

Steel Grade Specification Processing range(mm)
EN S420MH Special Alloy Round Bar and Hollow Bar Φ1 to Φ2000
Square and Flat Steel Φ10 to Φ100
Plate and Sheet 0.08-800(Thickness)*10-1500(Width)*Length
Tube or Pipe OD:Φ4-410; WT:1-35 mm; Lenght:10-12000
Coil and Strip Steel THK:0.1mm Width:1500mm
Forged Ring/Cylindrical/Disk

Technical specification/standard for download

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