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 178~936 σb/MPa
Yield Strength 368 σ 0.2 ≥/MPa
Elongation 31 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 416~797 -
HRC 30 -

Physical Properties

Thermal expansion 70-09 e-6/K
Thermal conductivity 61-33 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 9020-5940 째C
Density 0943-9179 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