G42 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of G42

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CSN G42

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This page is mainly introduced the G42 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of G42,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
G42
  • Steel Garde:G42
  • Type:Special Alloy
  • Country:Czech Republic
  • Standard:CSN
  • Application:The Czech republic Structural steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 064~543 σb/MPa
Yield Strength 207 σ 0.2 ≥/MPa
Elongation 11 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 338~614 -
HRC 30 -

Physical Properties

Thermal expansion 56-92 e-6/K
Thermal conductivity 55-86 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 0066-4742 째C
Density 4947-8468 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)
G42 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

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