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

Location » Home » Grades > Special Alloy > 42 2921

CSN 42 2921

Profile

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 714~209 σb/MPa
Yield Strength 882 σ 0.2 ≥/MPa
Elongation 82 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 282~559 -
HRC 30 -

Physical Properties

Thermal expansion 27-20 e-6/K
Thermal conductivity 39-20 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 9297-9737 째C
Density 7425-8548 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