GCr15 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of GCr15

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GBT GCr15

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This page is mainly introduced the GCr15 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of GCr15,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
GCr15
  • Steel Garde:GCr15
  • Type:Special Alloy
  • Country:China
  • Standard:GBT
  • Application:China structural steel and alloy steel

Relevant products:

  • 100Cr6 Bearing Steel Strip Coil

    100Cr6 Bearing Steel Strip Coil

  • Cross Reference Table(Equivalent Materials):

    Material Standard Country
    GCr15SiMn GBT China
    GCr15SiMo GBT China

    Chemical composition(mass fraction)(wt.%)

    Mechanical Properties

    Tensile strength 337~543 σb/MPa
    Yield Strength 202 σ 0.2 ≥/MPa
    Elongation 61 δ5≥(%)
    ψ - ψ≥(%)
    Akv - Akv≥/J
    HBS 366~742 -
    HRC 30 -

    Physical Properties

    Thermal expansion 62-31 e-6/K
    Thermal conductivity 84-39 W/m.K
    Specific heat 450-460 J/kg.K
    Melting temperature 6567-2809 째C
    Density 1182-1914 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)
    GCr15 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