K423 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of K423

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GBT K423

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This page is mainly introduced the K423 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of K423,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
K423
  • Steel Garde:K423
  • Type:Special Alloy
  • Country:China
  • Standard:GBT
  • Application:Age hardening type Nickel base alloy

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 411~476 σb/MPa
Yield Strength 713 σ 0.2 ≥/MPa
Elongation 74 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 966~953 -
HRC 30 -

Physical Properties

Thermal expansion 77-57 e-6/K
Thermal conductivity 47-10 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 5625-1096 째C
Density 6539-6582 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)
K423 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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