EN 18CrMgS4 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of EN 18CrMgS4

EN EN 18CrMgS4

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This page is mainly introduced the EN 18CrMgS4 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of EN 18CrMgS4,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Euronorm Structural steel, EN 18CrMgS4
  • Steel Garde:EN 18CrMgS4
  • Type:Special Alloy
  • Country:Euronorm
  • Standard:EN
  • Application:Euronorm Structural steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 163~574 σb/MPa
Yield Strength 754 σ 0.2 ≥/MPa
Elongation 87 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 032~555 -
HRC 30 -

Physical Properties

Thermal expansion 64-86 e-6/K
Thermal conductivity 40-47 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 3717-5525 째C
Density 2399-6753 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 18CrMgS4 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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