12X8BΦ chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 12X8BΦ

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ГОСТ 12X8BΦ

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This page is mainly introduced the 12X8BΦ chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 12X8BΦ,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
12X8BΦ
  • Steel Garde:12X8BΦ
  • Type:Special Alloy
  • Country:Russia
  • Standard:ГОСТ
  • Application:Martensite Heat-Resistant Steel

Relevant products:

  • 1.2581(H21, X30WCrV93, SKD5) Hot-Work Mould Steel

    1.2581(H21, X30WC...

  • Chemical composition(mass fraction)(wt.%)

    Mechanical Properties

    Tensile strength 181~063 σb/MPa
    Yield Strength 606 σ 0.2 ≥/MPa
    Elongation 48 δ5≥(%)
    ψ - ψ≥(%)
    Akv - Akv≥/J
    HBS 427~738 -
    HRC 30 -

    Physical Properties

    Thermal expansion 94-87 e-6/K
    Thermal conductivity 31-42 W/m.K
    Specific heat 450-460 J/kg.K
    Melting temperature 8377-9273 째C
    Density 9607-4157 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)
    12X8BΦ 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