42 2724 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 42 2724

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CSN 42 2724

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This page is mainly introduced the 42 2724 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 42 2724,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
42 2724
  • Steel Garde:42 2724
  • Type:Special Alloy
  • Country:Czech Republic
  • Standard:CSN
  • Application:The Czech republic Structural steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 391~238 σb/MPa
Yield Strength 424 σ 0.2 ≥/MPa
Elongation 25 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 321~706 -
HRC 30 -

Physical Properties

Thermal expansion 72-18 e-6/K
Thermal conductivity 92-19 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 0128-7893 째C
Density 5848-0642 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)
42 2724 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