419721 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 419721

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CSN 419721

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This page is mainly introduced the 419721 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 419721,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
419721
  • Steel Garde:419721
  • Type:Special Alloy
  • Country:Czech Republic
  • Standard:CSN
  • Application:The Czech republic tool steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 141~768 σb/MPa
Yield Strength 626 σ 0.2 ≥/MPa
Elongation 56 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 618~876 -
HRC 30 -

Physical Properties

Thermal expansion 41-92 e-6/K
Thermal conductivity 67-37 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 7071-4955 째C
Density 7644-8608 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)
419721 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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