G637.40 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of G637.40

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CSN G637.40

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This page is mainly introduced the G637.40 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of G637.40,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
G637.40
  • Steel Garde:G637.40
  • Type:Special Alloy
  • Country:Czech Republic
  • Standard:CSN
  • Application:The Czech republic Structural steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 919~062 σb/MPa
Yield Strength 706 σ 0.2 ≥/MPa
Elongation 45 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 038~416 -
HRC 30 -

Physical Properties

Thermal expansion 75-21 e-6/K
Thermal conductivity 32-99 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 4258-8529 째C
Density 9266-2290 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)
G637.40 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