42 2743 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 42 2743

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CSN 42 2743

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This page is mainly introduced the 42 2743 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 42 2743,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
42 2743
  • Steel Garde:42 2743
  • Type:Special Alloy
  • Country:Czech Republic
  • Standard:CSN
  • Application:The Czech republic Structural steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 678~892 σb/MPa
Yield Strength 584 σ 0.2 ≥/MPa
Elongation 46 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 118~019 -
HRC 30 -

Physical Properties

Thermal expansion 50-23 e-6/K
Thermal conductivity 19-86 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 5409-4925 째C
Density 3512-1340 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)
42 2743 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