NC20TA chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of NC20TA

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AFNOR NC20TA

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This page is mainly introduced the NC20TA chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of NC20TA,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
NC20TA
  • Steel Garde:NC20TA
  • Type:Special Alloy
  • Country:France
  • Standard:AFNOR
  • Application:Steel Exhaust Valves

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 259~323 σb/MPa
Yield Strength 229 σ 0.2 ≥/MPa
Elongation 50 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 858~907 -
HRC 30 -

Physical Properties

Thermal expansion 14-70 e-6/K
Thermal conductivity 93-02 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 8741-4346 째C
Density 1043-2604 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)
NC20TA 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

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