15221 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 15221

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CSN 15221

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This page is mainly introduced the 15221 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 15221,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
15221
  • Steel Garde:15221
  • Type:Special Alloy
  • Country:Czech Republic
  • Standard:CSN
  • Application:The Czech republic Structural steel

Cross Reference Table(Equivalent Materials):

Material Standard Country
415221 CSN Czech Republic

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 582~133 σb/MPa
Yield Strength 251 σ 0.2 ≥/MPa
Elongation 94 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 083~481 -
HRC 30 -

Physical Properties

Thermal expansion 45-21 e-6/K
Thermal conductivity 96-66 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 6891-3620 째C
Density 4309-0615 kg/m3
Resistivity 0.50-0.60 Ohm.mm2/m
     

Heat Treatment Regime

Annealing

Quenching

Tempering

Normalizing

Q & T

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Size Availability

Steel Grade Specification Processing range(mm)
15221 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