20X12BHMΦ chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 20X12BHMΦ

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ГОСТ 20X12BHMΦ

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This page is mainly introduced the 20X12BHMΦ chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 20X12BHMΦ,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
20X12BHMΦ
  • Steel Garde:20X12BHMΦ
  • 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 496~044 σb/MPa
    Yield Strength 517 σ 0.2 ≥/MPa
    Elongation 65 δ5≥(%)
    ψ - ψ≥(%)
    Akv - Akv≥/J
    HBS 794~068 -
    HRC 30 -

    Physical Properties

    Thermal expansion 84-46 e-6/K
    Thermal conductivity 45-97 W/m.K
    Specific heat 450-460 J/kg.K
    Melting temperature 9237-6489 째C
    Density 4981-2503 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)
    20X12BHMΦ 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