14340 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 14340

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CSN 14340

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This page is mainly introduced the 14340 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 14340,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
14340
  • Steel Garde:14340
  • Type:Special Alloy
  • Country:Czech Republic
  • Standard:CSN
  • Application:The Czech republic Structural steel

Cross Reference Table(Equivalent Materials):

Material Standard Country
414340 CSN Czech Republic

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 908~818 σb/MPa
Yield Strength 122 σ 0.2 ≥/MPa
Elongation 78 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 114~885 -
HRC 30 -

Physical Properties

Thermal expansion 01-57 e-6/K
Thermal conductivity 91-32 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 8646-6054 째C
Density 5961-9608 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)
14340 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