412021 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 412021

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CSN 412021

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This page is mainly introduced the 412021 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 412021,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
412021
  • Steel Garde:412021
  • Type:Special Alloy
  • Country:Czech Republic
  • Standard:CSN
  • Application:The Czech republic Structural steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 310~910 σb/MPa
Yield Strength 836 σ 0.2 ≥/MPa
Elongation 80 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 337~723 -
HRC 30 -

Physical Properties

Thermal expansion 80-47 e-6/K
Thermal conductivity 27-41 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 9484-1325 째C
Density 4806-0570 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)
412021 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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