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 889~622 σb/MPa
Yield Strength 066 σ 0.2 ≥/MPa
Elongation 61 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 138~985 -
HRC 30 -

Physical Properties

Thermal expansion 75-01 e-6/K
Thermal conductivity 00-96 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 1399-2972 째C
Density 7455-6953 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