EN C70U chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of EN C70U

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EN EN C70U

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This page is mainly introduced the EN C70U chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of EN C70U,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Euronorm Tool Steel, EN C70U
  • Steel Garde:EN C70U
  • Type:Special Alloy
  • Country:Euronorm
  • Standard:EN
  • Application:Euronorm Tool steel

Cross Reference Table(Equivalent Materials):

Material Standard Country
C70U ISO ISO
C70U ISO ISO
C70U UNE Spain

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 451~321 σb/MPa
Yield Strength 307 σ 0.2 ≥/MPa
Elongation 82 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 748~710 -
HRC 30 -

Physical Properties

Thermal expansion 06-87 e-6/K
Thermal conductivity 21-15 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 2367-8433 째C
Density 7547-5496 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)
EN C70U 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