у9,у9A chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of у9,у9A

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ГОСТ у9,у9A

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This page is mainly introduced the у9,у9A chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of у9,у9A,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
  • Steel Garde:у9,у9A
  • Type:Special Alloy
  • Country:Russia
  • Standard:ГОСТ
  • Application:Carbide for cutting tools

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 749~737 σb/MPa
Yield Strength 224 σ 0.2 ≥/MPa
Elongation 07 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 889~687 -
HRC 30 -

Physical Properties

Thermal expansion 42-69 e-6/K
Thermal conductivity 74-91 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 0693-2050 째C
Density 8243-5440 kg/m3
Resistivity 0.50-0.60 Ohm.mm2/m
     

Heat Treatment Regime

Annealing

Quenching

Tempering

Normalizing

Q & T

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Size Availability

Steel Grade Specification Processing range(mm)
у9,у9A 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