STS304J3 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of STS304J3

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KS STS304J3

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This page is mainly introduced the STS304J3 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of STS304J3,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
KS standard austenite stainless steel bars(KS D3706-1992)
  • Steel Garde:STS304J3
  • Type:Special Alloy
  • Country:Korea
  • Standard:KS
  • Application:KS standard austenite stainless steel bars(KS D3706-1992)

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 561~489 σb/MPa
Yield Strength 277 σ 0.2 ≥/MPa
Elongation 92 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 524~560 -
HRC 30 -

Physical Properties

Thermal expansion 53-52 e-6/K
Thermal conductivity 76-03 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 9403-6185 째C
Density 0657-0288 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)
STS304J3 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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