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

Location » Home » Grades > Special Alloy > 15221

CSN 15221

Profile

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 054~252 σb/MPa
Yield Strength 028 σ 0.2 ≥/MPa
Elongation 55 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 067~400 -
HRC 30 -

Physical Properties

Thermal expansion 20-60 e-6/K
Thermal conductivity 47-68 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 6037-1014 째C
Density 3187-3041 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)
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