42 2921 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 42 2921

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CSN 42 2921

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This page is mainly introduced the 42 2921 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 42 2921,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
42 2921
  • Steel Garde:42 2921
  • Type:Special Alloy
  • Country:Czech Republic
  • Standard:CSN
  • Application:The Czech republic Stainless steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 951~398 σb/MPa
Yield Strength 029 σ 0.2 ≥/MPa
Elongation 40 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 695~408 -
HRC 30 -

Physical Properties

Thermal expansion 72-15 e-6/K
Thermal conductivity 33-56 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 3327-1380 째C
Density 2228-0980 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 2921 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