4Cr13 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 4Cr13

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GBT 4Cr13

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This page is mainly introduced the 4Cr13 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 4Cr13,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
4Cr13
  • Steel Garde:4Cr13
  • Type:Special Alloy
  • Country:China
  • Standard:GBT
  • Application:Martensitic Steel

Cross Reference Table(Equivalent Materials):

Material Standard Country
SM4Cr13 China
EN X4Cr13KE EN Euronorm

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 611~458 σb/MPa
Yield Strength 137 σ 0.2 ≥/MPa
Elongation 50 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 393~667 -
HRC 30 -

Physical Properties

Thermal expansion 03-45 e-6/K
Thermal conductivity 18-58 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 2065-6703 째C
Density 7337-5322 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)
4Cr13 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