42 2939 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 42 2939

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CSN 42 2939

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This page is mainly introduced the 42 2939 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 42 2939,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
42 2939
  • Steel Garde:42 2939
  • Type:Special Alloy
  • Country:Czech Republic
  • Standard:CSN
  • Application:The Czech republic Stainless steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 336~991 σb/MPa
Yield Strength 799 σ 0.2 ≥/MPa
Elongation 30 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 057~889 -
HRC 30 -

Physical Properties

Thermal expansion 07-61 e-6/K
Thermal conductivity 91-91 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 8971-7353 째C
Density 3416-2849 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 2939 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