SUS309STP chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SUS309STP

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JIS SUS309STP

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This page is mainly introduced the SUS309STP chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SUS309STP,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
SUS309STP
  • Steel Garde:SUS309STP
  • Type:Special Alloy
  • Country:Japan
  • Standard:JIS
  • Application:austenitic special steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 010~903 σb/MPa
Yield Strength 933 σ 0.2 ≥/MPa
Elongation 53 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 899~838 -
HRC 30 -

Physical Properties

Thermal expansion 90-21 e-6/K
Thermal conductivity 37-57 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 1947-3342 째C
Density 4995-2472 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)
SUS309STP 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