1.4742 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 1.4742

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DIN 1.4742

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This page is mainly introduced the 1.4742 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 1.4742,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
1.4742
  • Steel Garde:1.4742
  • Type:Special Alloy
  • Country:Germany
  • Standard:DIN
  • Application:Stainless steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 217~705 σb/MPa
Yield Strength 105 σ 0.2 ≥/MPa
Elongation 78 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 561~789 -
HRC 30 -

Physical Properties

Thermal expansion 63-81 e-6/K
Thermal conductivity 44-77 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 8015-2372 째C
Density 3374-7958 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)
1.4742 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