STS447J1 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of STS447J1

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KS STS447J1

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This page is mainly introduced the STS447J1 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of STS447J1,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
STS447J1
  • Steel Garde:STS447J1
  • Type:Special Alloy
  • Country:Korea
  • Standard:KS
  • Application:Ferritic Steel

Cross Reference Table(Equivalent Materials):

Material Standard Country
STS447J1 KS Korea

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 715~551 σb/MPa
Yield Strength 827 σ 0.2 ≥/MPa
Elongation 63 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 748~676 -
HRC 30 -

Physical Properties

Thermal expansion 68-78 e-6/K
Thermal conductivity 62-29 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 8544-9577 째C
Density 8151-6857 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)
STS447J1 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