K232 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of K232

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GBT K232

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This page is mainly introduced the K232 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of K232,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
K232
  • Steel Garde:K232
  • Type:Special Alloy
  • Country:China
  • Standard:GBT
  • Application:Age hardening type iron base alloy

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 355~707 σb/MPa
Yield Strength 428 σ 0.2 ≥/MPa
Elongation 28 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 385~350 -
HRC 30 -

Physical Properties

Thermal expansion 05-49 e-6/K
Thermal conductivity 38-97 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 3327-6462 째C
Density 9052-0149 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)
K232 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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