S420M chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of S420M

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UNE S420M

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This page is mainly introduced the S420M chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of S420M,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
S420M
  • Steel Garde:S420M
  • Type:Special Alloy
  • Country:Spain
  • Standard:UNE
  • Application:Spain structural steel

Cross Reference Table(Equivalent Materials):

Material Standard Country
S420MC UNE Spain
S420MC UNE Spain
S420ML UNE Spain
EN S420MH EN Euronorm
EN S420MLH EN Euronorm
EN S420M EN Euronorm
EN S420ML EN Euronorm
EN S420MC EN Euronorm

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 171~343 σb/MPa
Yield Strength 980 σ 0.2 ≥/MPa
Elongation 47 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 718~773 -
HRC 30 -

Physical Properties

Thermal expansion 84-01 e-6/K
Thermal conductivity 31-15 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 1588-5679 째C
Density 9760-0564 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)
S420M 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